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Computer-aided design

Index Computer-aided design

Computer-aided design (CAD) is the use of computer systems to aid in the creation, modification, analysis, or optimization of a design. [1]

186 relations: ACIS, Additive Manufacturing File Format, Advertising, Aerospace, ALGOL, Alibre Design, American Institute of Electrical Engineers, Application programming interface, Architectural design values, Arts et Métiers ParisTech, AutoCAD, Autodesk 123D, Autodesk Inventor, Automotive industry, AxSTREAM, Bell Labs, Bentley Systems, Bill of materials, Boeing, Boundary representation, BricsCAD, BRL-CAD, C (programming language), C3D Toolkit, CAD standards, Calma, Carl R. de Boor, Cathode ray tube, CATIA, Cave automatic virtual environment, Central processing unit, Charles Proteus Steinmetz, Citroën, Claude Shannon, Coarse space (numerical analysis), Cobalt (CAD program), Commercial software, Comparison of 3D computer graphics software, Comparison of CAD, CAM and CAE file viewers, Comparison of computer-aided design editors, Comparison of EDA software, Computational geometry, Computer, Computer animation, Computer graphics, Computer monitor, Computer mouse, Computer-aided engineering, Computer-aided industrial design, Computer-aided manufacturing, ..., Computer-aided technologies, Computer-automated design, Computervision, Content creation, Control Data Corporation, DAC-1, Dassault Systèmes, Design, Digital architecture, Digital electronics, Digital prototyping, Dimension, Discrete differential geometry, Douglas T. Ross, Electronic design automation, Engineering drawing, Engineering optimization, Engineering tolerance, Euclidean vector, Explicit modeling, Finite element method, Flux linkage, Ford Motor Company, Fortran, FreeCAD, Freeform surface modelling, General Motors, Geometric modeling, Geometric modeling kernel, Gerber Scientific, Graphical user interface, Graphics tablet, IBM, Industrial arts, Industrial computed tomography, Integrated circuit, Intergraph, IRONCAD, ISO 10303, ISO 128, Ivan Sutherland, Joint Computer Conference, KeyCreator, Kinect, Leap Motion, LibreCAD, Light pen, Linear algebra, Linkage (mechanical), Linkage (software), Linux, Lockheed Corporation, MacOS, Manufacturing, Massachusetts Institute of Technology, Material, McDonnell Douglas, Mechanical engineering, MEDUSA, Microsoft Windows, MicroStation, Model-based definition, Modelur, Molecular design software, Network analyzer (AC power), Non-uniform rational B-spline, Numerical control, Object-oriented programming, Onshape, Open Cascade Technology, Open-source hardware, OpenSCAD, Parasolid, Patrick J. Hanratty, Paul de Casteljau, Personal computer, Pierre Bézier, Product data management, Product lifecycle, ProgeCAD, Prosthesis, Prototype, PTC Creo, PTC Creo Elements/Pro, PunchCAD, QCad, Quine–McCluskey algorithm, Random-access memory, Rapid prototyping, Raster graphics, Remo 3D, Renault, Rhinoceros 3D, Robert A. Heinlein, Romulus (modelling kernel), RoutCad, Scientific visualization, ShapeManager, Shipbuilding, Siemens NX, Sketchpad, SketchUp, Software, Solid Edge, Solid modeling, SolidWorks, SolveSpace, Space mapping, SpaceClaim, Special effect, STEP-NC, Steven Anson Coons, Surrogate model, System integration, Technical drawing, Timing closure, TurboCAD, UGS Corp., Unbiased rendering, UNISURF, Unix, VariCAD, Vector graphics, Version control, Video card, Virtual prototyping, Virtual reality, Whirlwind I, Wire-frame model, Workstation, 2D computer graphics, 3D computer graphics, 3D modeling, 3D printing, 3Dconnexion, 4D BIM. Expand index (136 more) »


The 3D ACIS Modeler (ACIS) is a geometric modeling kernel developed by Spatial Corporation (formerly Spatial Technology), part of Dassault Systemes.

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Additive Manufacturing File Format

Additive Manufacturing File Format (AMF) is an open standard for describing objects for additive manufacturing processes such as 3D printing.

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Advertising is an audio or visual form of marketing communication that employs an openly sponsored, non-personal message to promote or sell a product, service or idea.

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Aerospace is the human effort in science, engineering and business to fly in the atmosphere of Earth (aeronautics) and surrounding space (astronautics).

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ALGOL (short for "Algorithmic Language") is a family of imperative computer programming languages, originally developed in the mid-1950s, which greatly influenced many other languages and was the standard method for algorithm description used by the ACM in textbooks and academic sources for more than thirty years.

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Alibre Design

Alibre Design is a parametric computer-aided design (CAD) software suite developed by Alibre for Microsoft Windows.

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American Institute of Electrical Engineers

The American Institute of Electrical Engineers (AIEE) was a United States-based organization of electrical engineers that existed from 1884 through 1962.

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Application programming interface

In computer programming, an application programming interface (API) is a set of subroutine definitions, protocols, and tools for building software.

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Architectural design values

Architectural design values make up an important part of what influences architects and designers when they make their design decisions.

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Arts et Métiers ParisTech

Arts et Métiers ParisTech is a French engineering and research graduate school (Grande Ecole).

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AutoCAD is a commercial computer-aided design (CAD) and drafting software application.

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Autodesk 123D

Autodesk 123D was a suite of hobbyist CAD and 3D modelling tools created by Autodesk.

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Autodesk Inventor

Autodesk Inventor is a computer-aided design application for 3D mechanical design, simulation, visualization, and documentation developed by Autodesk.

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Automotive industry

The automotive industry is a wide range of companies and organizations involved in the design, development, manufacturing, marketing, and selling of motor vehicles, some of them are called automakers.

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AxSTREAM is a software suite designed by SoftInWay Inc.

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Bell Labs

Nokia Bell Labs (formerly named AT&T Bell Laboratories, Bell Telephone Laboratories and Bell Labs) is an American research and scientific development company, owned by Finnish company Nokia.

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Bentley Systems

Bentley Systems, Incorporated, is an American-based software development company that develops, manufactures, licenses, sells and supports computer software and services for the design, construction, and operation of infrastructure.

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Bill of materials

A bill of materials or product structure (sometimes bill of material, BOM or associated list) is a list of the raw materials, sub-assemblies, intermediate assemblies, sub-components, parts, and the quantities of each needed to manufacture an end product.

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The Boeing Company is an American multinational corporation that designs, manufactures, and sells airplanes, rotorcraft, rockets, satellites, and missiles worldwide.

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Boundary representation

In solid modeling and computer-aided design, boundary representation—often abbreviated as B-rep or BREP—is a method for representing shapes using the limits.

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BricsCAD is a software application for computer-aided design (CAD) developed by Bricsys.

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BRL-CAD is a constructive solid geometry (CSG) solid modeling computer-aided design (CAD) system.

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C (programming language)

C (as in the letter ''c'') is a general-purpose, imperative computer programming language, supporting structured programming, lexical variable scope and recursion, while a static type system prevents many unintended operations.

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C3D Toolkit

C3D Toolkit is a geometric modeling kit originally developed by ASCON Group, now by C3D Labs, using C++ and written in Visual Studio.

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CAD standards

CAD Standards are a set of guidelines for the way Computer-aided drafting (CAD), or (CADD) Computer Aided Design and Drawing, drawings should appear, to improve productivity and interchange of CAD documents between different offices and CAD programs, especially in architecture and engineering.

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Calma Company, based in Sunnyvale, California, was, between 1965 and 1988, a vendor of digitizers and minicomputer-based graphics systems targeted at the cartographic and electronic, mechanical and architectural design markets.

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Carl R. de Boor

Carl-Wilhelm Reinhold de Boor (born 3 December 1937) is a German-American mathematician and professor emeritus at the University of Wisconsin–Madison.

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Cathode ray tube

The cathode ray tube (CRT) is a vacuum tube that contains one or more electron guns and a phosphorescent screen, and is used to display images.

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CATIA (an acronym of computer-aided three-dimensional interactive application, pronounced) is a multi-platform software suite for computer-aided design (CAD), computer-aided manufacturing (CAM), computer-aided engineering (CAE), PLM and 3D, developed by the French company Dassault Systèmes.

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Cave automatic virtual environment

A cave automatic virtual environment (better known by the recursive acronym CAVE) is an immersive virtual reality environment where projectors are directed to between three and six of the walls of a room-sized cube.

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Central processing unit

A central processing unit (CPU) is the electronic circuitry within a computer that carries out the instructions of a computer program by performing the basic arithmetic, logical, control and input/output (I/O) operations specified by the instructions.

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Charles Proteus Steinmetz

Charles Proteus Steinmetz (born Karl August Rudolph Steinmetz, April 9, 1865 – October 26, 1923) was a German-born American mathematician and electrical engineer and professor at Union College.

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Citroën is a French automobile manufacturer, part of the PSA Peugeot Citroën group since 1976, founded in 1919 by French industrialist André-Gustave Citroën (1878–1935).

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Claude Shannon

Claude Elwood Shannon (April 30, 1916 – February 24, 2001) was an American mathematician, electrical engineer, and cryptographer known as "the father of information theory".

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Coarse space (numerical analysis)

In numerical analysis, coarse problem is an auxiliary system of equations used in an iterative method for the solution of a given larger system of equations.

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Cobalt (CAD program)

Cobalt is a parametric-based computer-aided design (CAD) and 3D modeling program that runs on both Macintosh and Microsoft Windows operating systems.

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Commercial software

Commercial software, or seldom payware, is computer software that is produced for sale or that serves commercial purposes.

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Comparison of 3D computer graphics software

3D computer graphics software refers to programs used to create 3D computer-generated imagery.

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Comparison of CAD, CAM and CAE file viewers

This is an overview of notable viewers for files, that are produced by Computer aided design (CAD), Computer-aided manufacturing (CAM) and Computer-aided engineering (CAE) applications.

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Comparison of computer-aided design editors

The table below provides an overview of computer-aided design (CAD) software.

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Comparison of EDA software

Comparison of Electronic design automation (EDA) software.

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Computational geometry

Computational geometry is a branch of computer science devoted to the study of algorithms which can be stated in terms of geometry.

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A computer is a device that can be instructed to carry out sequences of arithmetic or logical operations automatically via computer programming.

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Computer animation

Computer animation is the process used for generating animated images.

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Computer graphics

Computer graphics are pictures and films created using computers.

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Computer monitor

A computer monitor is an output device which displays information in pictorial form.

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Computer mouse

A computer mouse is a hand-held pointing device that detects two-dimensional motion relative to a surface.

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Computer-aided engineering

Computer-aided engineering (CAE) is the broad usage of computer software to aid in engineering analysis tasks.

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Computer-aided industrial design

Computer Aided Industrial Design (CAID) is a subset of computer-aided design (CAD) software that can assist in creating the look-and-feel, or industrial design aspects of a product in development.

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Computer-aided manufacturing

Computer-aided manufacturing (CAM) is the use of software to control machine tools and related ones in the manufacturing of workpieces.

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Computer-aided technologies

Computer-aided technologies (CAx) is the use of computer technology to aid in the design, analysis, and manufacture of products.

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Computer-automated design

Design Automation usually refers to electronic design automation, or Design Automation which is a Product Configurator.

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Computervision, Inc. (CV) was an early pioneer in Computer Aided Design and Manufacturing (CAD/CAM).

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Content creation

Content creation is the contribution of information to any media and most especially to digital media for an end-user/audience in specific contexts.

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Control Data Corporation

Control Data Corporation (CDC) was a mainframe and supercomputer firm.

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DAC-1, for Design Augmented by Computer, was one of the earliest graphical computer aided design systems.

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Dassault Systèmes

Dassault Systèmes (abbreviated 3DS), "The 3DEXPERIENCE Company", is a European software company headquartered in Vélizy-Villacoublay, France that develops 3D design, 3D digital mock-up, and product lifecycle management (PLM) software.

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Design is the creation of a plan or convention for the construction of an object, system or measurable human interaction (as in architectural blueprints, engineering drawings, business processes, circuit diagrams, and sewing patterns).

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Digital architecture

Digital architecture uses computer modeling, programming, simulation and imaging to create both virtual forms and physical structures.

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Digital electronics

Digital electronics or digital (electronic) circuits are electronics that operate on digital signals.

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Digital prototyping

Digital Prototyping gives conceptual design, engineering, manufacturing, and sales and marketing departments the ability to virtually explore a complete product before it’s built.

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In physics and mathematics, the dimension of a mathematical space (or object) is informally defined as the minimum number of coordinates needed to specify any point within it.

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Discrete differential geometry

Discrete differential geometry is the study of discrete counterparts of notions in differential geometry.

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Douglas T. Ross

Douglas Taylor "Doug" Ross (21 December 1929 – 31 January 2007) was an American computer scientist pioneer, and Chairman of SofTech, Inc. He is most famous for originating the term CAD for computer-aided design, and is considered to be the father of Automatically Programmed Tools (APT) a language to drive numerically controlled manufacturing.

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Electronic design automation

Electronic design automation (EDA), also referred to as electronic computer-aided design (ECAD), is a category of software tools for designing electronic systems such as integrated circuits and printed circuit boards.

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Engineering drawing

An engineering drawing, a type of technical drawing, is used to fully and clearly define requirements for engineered items.

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Engineering optimization

Engineering optimization is the subject which uses optimization techniques to achieve design goals in engineering.

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Engineering tolerance

Engineering tolerance is the permissible limit or limits of variation in.

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Euclidean vector

In mathematics, physics, and engineering, a Euclidean vector (sometimes called a geometric or spatial vector, or—as here—simply a vector) is a geometric object that has magnitude (or length) and direction.

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Explicit modeling

With the explicit modeling, designers quickly and easily create 3D CAD designs, which they then modify through direct, on-the-fly interactions with the model geometry.

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Finite element method

The finite element method (FEM), is a numerical method for solving problems of engineering and mathematical physics.

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Flux linkage

In circuit theory, flux linkage is a property of a two-terminal element.

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Ford Motor Company

Ford Motor Company (commonly referred to simply as "Ford") is an American multinational automaker headquartered in Dearborn, Michigan, a suburb of Detroit.

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Fortran (formerly FORTRAN, derived from Formula Translation) is a general-purpose, compiled imperative programming language that is especially suited to numeric computation and scientific computing.

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FreeCAD is a free and open-source (under the LGPLv2+ license) general-purpose parametric 3D CAD modeler and a building information modeling (BIM) software with finite-element-method (FEM) support.

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Freeform surface modelling

Freeform surface modelling is a technique for engineering freeform surfaces with a CAD or CAID system.

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General Motors

General Motors Company, commonly referred to as General Motors (GM), is an American multinational corporation headquartered in Detroit that designs, manufactures, markets, and distributes vehicles and vehicle parts, and sells financial services.

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Geometric modeling

Geometric modeling is a branch of applied mathematics and computational geometry that studies methods and algorithms for the mathematical description of shapes.

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Geometric modeling kernel

A geometric modeling kernel is a 3D solid modeling software component used in computer-aided design packages.

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Gerber Scientific

Gerber Scientific Inc., located in Tolland, Connecticut, is the parent of companies that supply software and hardware systems for apparel and technical textiles, sign making and specialty graphics, composites and packaging applications.

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Graphical user interface

The graphical user interface (GUI), is a type of user interface that allows users to interact with electronic devices through graphical icons and visual indicators such as secondary notation, instead of text-based user interfaces, typed command labels or text navigation.

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Graphics tablet

A graphic tablet (also known as a digitizer, drawing tablet, digital drawing tablet, pen tablet, or digital art board) is a computer input device that enables a user to hand-draw images, animations and graphics, with a special pen-like stylus, similar to the way a person draws images with a pencil and paper.

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The International Business Machines Corporation (IBM) is an American multinational technology company headquartered in Armonk, New York, United States, with operations in over 170 countries.

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Industrial arts

Industrial arts is an educational program which features fabrication of an objects in wood or metal using a variety of hand, power, or machine tools.

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Industrial computed tomography

Industrial computed tomography (CT) scanning is any computer-aided tomographic process, usually X-ray computed tomography, that uses irradiation to produce three-dimensional internal and external representations of a scanned object.

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Integrated circuit

An integrated circuit or monolithic integrated circuit (also referred to as an IC, a chip, or a microchip) is a set of electronic circuits on one small flat piece (or "chip") of semiconductor material, normally silicon.

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Intergraph Corporation is an American software development and services company.

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IRONCAD is a software product for 3D and 2D CAD (computer-aided-design) design focused mainly on the mechanical design market that runs on Microsoft Windows.

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ISO 10303

ISO 10303 is an ISO standard for the computer-interpretable representation and exchange of product manufacturing information.

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ISO 128

ISO 128 is an international standard (ISO), about the general principles of presentation in technical drawings, specifically the graphical representation of objects on technical drawings.

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Ivan Sutherland

Ivan Edward Sutherland (born May 16, 1938) is an American computer scientist and Internet pioneer, widely regarded as the "father of computer graphics." His early work in computer graphics as well as his teaching with David C. Evans in that subject at the University of Utah in the 1970s was pioneering in the field.

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Joint Computer Conference

The Joint Computer Conferences were a series of computer conferences in the USA held under various names between 1951 and 1987.

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KeyCreator is a commercial software application for 2D and 3D computer-aided design (CAD) and drafting available since 2004.

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Kinect (codenamed Project Natal during development) is a line of motion sensing input devices that was produced by Microsoft for Xbox 360 and Xbox One video game consoles and Microsoft Windows PCs.

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Leap Motion

Leap Motion, Inc. is an American company that manufactures and markets a computer hardware sensor device that supports hand and finger motions as input, analogous to a mouse, but requires no hand contact or touching.

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LibreCAD is a free computer-aided design (CAD) application for 2D design.

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Light pen

A light pen is a computer input device in the form of a light-sensitive wand used in conjunction with a computer's CRT display.

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Linear algebra

Linear algebra is the branch of mathematics concerning linear equations such as linear functions such as and their representations through matrices and vector spaces.

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Linkage (mechanical)

A mechanical linkage is an assembly of bodies connected to manage forces and movement.

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Linkage (software)

In programming languages, particularly the compiled ones like C, C++, and D, linkage describes how names can or can not refer to the same entity throughout the whole program or one single translation unit.

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Linux is a family of free and open-source software operating systems built around the Linux kernel.

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Lockheed Corporation

The Lockheed Corporation was an American aerospace company.

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macOS (previously and later) is a series of graphical operating systems developed and marketed by Apple Inc. since 2001.

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Manufacturing is the production of merchandise for use or sale using labour and machines, tools, chemical and biological processing, or formulation.

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Massachusetts Institute of Technology

The Massachusetts Institute of Technology (MIT) is a private research university located in Cambridge, Massachusetts, United States.

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Material is a broad term for a chemical substance or mixture of substances that constitute a thing.

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McDonnell Douglas

McDonnell Douglas was a major American aerospace manufacturing corporation and defense contractor formed by the merger of McDonnell Aircraft and the Douglas Aircraft Company in 1967.

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Mechanical engineering

Mechanical engineering is the discipline that applies engineering, physics, engineering mathematics, and materials science principles to design, analyze, manufacture, and maintain mechanical systems.

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MEDUSA, (since 2004 MEDUSA4) is a CAD program used in the areas of mechanical and plant engineering by manufacturers and Engineering, Procurement and Construction (EPC) companies.

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Microsoft Windows

Microsoft Windows is a group of several graphical operating system families, all of which are developed, marketed, and sold by Microsoft.

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MicroStation is a CAD software product for two and three dimensional design and drafting, developed and sold by Bentley Systems.

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Model-based definition

Model-based definition (MBD), sometimes digital product definition, is the practice of using 3D models (such as solid models, 3D PMI and associated metadata) within 3D CAD software to define (provide specifications for) individual components and product assemblies.

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Modelur is a 3D parametric urban design software, implemented as a SketchUp plugin.

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Molecular design software

Molecular design software is software for molecular modeling, that provides special support for developing molecular models de novo.

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Network analyzer (AC power)

From 1929 to the late 1960s, large alternating current power systems were modelled and studied on AC network analyzers (also called alternating current network calculators or AC calculating boards) or transient network analyzers.

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Non-uniform rational B-spline

Non-uniform rational basis spline (NURBS) is a mathematical model commonly used in computer graphics for generating and representing curves and surfaces.

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Numerical control

Computer numerical control (CNC) is the automation of machine tools by means of computers executing pre-programmed sequences of machine control commands.

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Object-oriented programming

Object-oriented programming (OOP) is a programming paradigm based on the concept of "objects", which may contain data, in the form of fields, often known as attributes; and code, in the form of procedures, often known as methods. A feature of objects is that an object's procedures can access and often modify the data fields of the object with which they are associated (objects have a notion of "this" or "self").

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Onshape is a computer-aided design (CAD) software system, delivered over the Internet via a Software as a Service (SAAS) model.

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Open Cascade Technology

Open Cascade Technology (OCCT), formerly called CAS.CADE, is an open-source software development platform for 3D CAD, CAM, CAE, etc.

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Open-source hardware

Open-source hardware (OSH) consists of physical artifacts of technology designed and offered by the open design movement.

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OpenSCAD is a free software application for creating solid 3D CAD (computer-aided design) objects.

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Parasolid is a geometric modeling kernel originally developed by Shape Data Limited, now owned by Siemens PLM Software (formerly UGS Corp.), that can be licensed by other companies for use in their 3D computer graphics software products.

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Patrick J. Hanratty

Patrick J. Hanratty is an American computer scientist and businessperson who is known as the "Father of CAD/CAM"—computer-aided design and computer-aided manufacturing.

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Paul de Casteljau

Paul de Casteljau (born 1930 in Besançon, France.) is a French physicist and mathematician.

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Personal computer

A personal computer (PC) is a multi-purpose computer whose size, capabilities, and price make it feasible for individual use.

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Pierre Bézier

Pierre Étienne Bézier (September 1, 1910 – November 25, 1999) was a French engineer and one of the founders of the fields of solid, geometric and physical modelling as well as in the field of representing curves, especially in CAD/CAM systems.

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Product data management

Product data management (PDM) or Product information management (PIM) is the business function often within product lifecycle management (PLM) that is responsible for the management and publication of product data.

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Product lifecycle

In industry, product lifecycle management (PLM) is the process of managing the entire lifecycle of a product from inception, through engineering design and manufacture, to service and disposal of manufactured products.

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progeCAD (pronounced PRO-je-cad) is a Microsoft Windows based CAD software program for editing and printing DWG and DXF files from most versions of AutoCAD.

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In medicine, a prosthesis (plural: prostheses; from Ancient Greek prosthesis, "addition, application, attachment") is an artificial device that replaces a missing body part, which may be lost through trauma, disease, or congenital conditions.

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A prototype is an early sample, model, or release of a product built to test a concept or process or to act as a thing to be replicated or learned from.

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PTC Creo

Creo is a family or suite of Computer-aided design (CAD) apps supporting product design for discrete manufacturers and is developed by PTC.

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PTC Creo Elements/Pro

PTC Creo, formerly known as Pro/ENGINEER, is a 3D CAD, CAM, CAE, and associative solid modelling app.

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PunchCAD is a line of commercial and business computer-aided design (CAD) software.

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QCAD is a free computer-aided design (CAD) software application for 2D design and drafting.

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Quine–McCluskey algorithm

The Quine–McCluskey algorithm (or the method of prime implicants) is a method used for minimization of Boolean functions that was developed by Willard V. Quine and extended by Edward J. McCluskey.

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Random-access memory

Random-access memory (RAM) is a form of computer data storage that stores data and machine code currently being used.

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Rapid prototyping

Rapid prototyping is a group of techniques used to quickly fabricate a scale model of a physical part or assembly using three-dimensional computer aided design (CAD) data.

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Raster graphics

In computer graphics, a raster graphics or bitmap image is a dot matrix data structure that represents a generally rectangular grid of pixels (points of color), viewable via a monitor, paper, or other display medium.

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Remo 3D

Remo 3D is a 3D computer graphics software specialized in creating 3D models for realtime visualization.

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Groupe Renault is a French multinational automobile manufacturer established in 1899.

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Rhinoceros 3D

Rhinoceros (typically abbreviated Rhino, or Rhino3D) is a commercial 3D computer graphics and computer-aided design (CAD) application software developed by Robert McNeel & Associates, an American, privately-held, employee-owned company founded in 1980.

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Robert A. Heinlein

Robert Anson Heinlein (See also the biography at the end of For Us, the Living, 2004 edition, p. 261. July 7, 1907 – May 8, 1988) was an American science-fiction writer.

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Romulus (modelling kernel)

The Romulus b-rep solid modeler (or simply Romulus) was released in 1978 by Ian Braid, Charles Lang, Alan Grayer, and the Shape Data team in Cambridge, England.

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RoutCad is the registered trade name for a Windows application software used in the general field of Computer Aided Design (CAD) for making engineering drawing of mechanical parts, electrical circuit, floor plan, sketches, etc.

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Scientific visualization

Scientific visualization (also spelled scientific visualisation) is an interdisciplinary branch of science.

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Autodesk ShapeManager is a 3D geometric modeling kernel used by Autodesk Inventor and other Autodesk products that is developed inside the company.

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Shipbuilding is the construction of ships and other floating vessels.

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Siemens NX

NX, formerly known as "UG".

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Sketchpad (a.k.a. Robot Draftsman) was a revolutionary computer program written by Ivan Sutherland in 1963 in the course of his PhD thesis, for which he received the Turing Award in 1988, and the Kyoto Prize in 2012.

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SketchUp, formerly Google Sketchup, is a 3D modeling computer program for a wide range of drawing applications such as architectural, interior design, landscape architecture, civil and mechanical engineering, film and video game design.

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Computer software, or simply software, is a generic term that refers to a collection of data or computer instructions that tell the computer how to work, in contrast to the physical hardware from which the system is built, that actually performs the work.

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Solid Edge

Solid Edge is a 3D CAD, parametric feature (history based) and synchronous technology solid modeling software.

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Solid modeling

Solid modeling (or modelling) is a consistent set of principles for mathematical and computer modeling of three-dimensional solids.

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SolidWorks is a solid modeling computer-aided design (CAD) and computer-aided engineering (CAE) computer program that runs on Microsoft Windows.

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SolveSpace is a free libre and open source 2D and 3D CAD (computer-aided design) program.

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Space mapping

The space mapping methodology for modeling and design optimization of engineering systems was first discovered by John Bandler in 1993.

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SpaceClaim is a solid modeling CAD (computer-aided design) software that runs on Microsoft Windows and developed by SpaceClaim Corporation.

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Special effect

Special effects (often abbreviated as SFX, SPFX, or simply FX) are illusions or visual tricks used in the film, television, theatre, video game and simulator industries to simulate the imagined events in a story or virtual world.

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STEP-NC is a machine tool control language that extends the ISO 10303 STEP standards with the machining model in ISO 14649, adding geometric dimension and tolerance data for inspection, and the STEP PDM model for integration into the wider enterprise.

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Steven Anson Coons

Steven Anson Coons (March 7, 1912 – August 1979) was an early pioneer in the field of computer graphical methods.

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Surrogate model

A surrogate model is an engineering method used when an outcome of interest cannot be easily directly measured, so a model of the outcome is used instead.

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System integration

System integration is defined in engineering as the process of bringing together the component sub-systems into one system (an aggregation of subsystems cooperating so that the system is able to deliver the overarching functionality) and ensuring that the subsystems function together as a system, and in information technology as the process of linking together different computing systems and software applications physically or functionally, to act as a coordinated whole.

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Technical drawing

Technical drawing, drafting or drawing, is the act and discipline of composing drawings that visually communicate how something functions or is constructed.

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Timing closure

Timing closure is the process by which a logic design consisting of primitive elements such as combinatorial logic gates (and, or, not, nand, nor, etc.) and sequential logic gates (flip flops, latches, memories) is modified to meet its timing requirements.

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TurboCAD is a CAD software application for 2D and 3D design and drafting which runs on Macintosh and Microsoft Windows operating systems.

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UGS Corp.

UGS was a computer software company headquartered in Plano, Texas, specializing in 3D & 2D Product Lifecycle Management (PLM) software.

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Unbiased rendering

In computer graphics, unbiased rendering refers to a rendering technique that does not introduce any systematic error, or bias, into the radiance approximation.

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UNISURF was a pioneering surface CAD/CAM system, designed to assist with car body design and tooling.

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Unix (trademarked as UNIX) is a family of multitasking, multiuser computer operating systems that derive from the original AT&T Unix, development starting in the 1970s at the Bell Labs research center by Ken Thompson, Dennis Ritchie, and others.

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VariCAD is a computer program for 3D/2D CAD and mechanical engineering which has been developed since 1988 in the Czech Republic.

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Vector graphics

Vector graphics are computer graphics images that are defined in terms of 2D points, which are connected by lines and curves to form polygons and other shapes.

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Version control

A component of software configuration management, version control, also known as revision control or source control, is the management of changes to documents, computer programs, large web sites, and other collections of information.

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Video card

A video card (also called a display card, graphics card, display adapter or graphics adapter) is an expansion card which generates a feed of output images to a display (such as a computer monitor).

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Virtual prototyping

Virtual prototyping is a method in the process of product development.

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Virtual reality

Virtual reality (VR) is an interactive computer-generated experience taking place within a simulated environment, that incorporates mainly auditory and visual, but also other types of sensory feedback like haptic.

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Whirlwind I

Whirlwind I was a Cold War-era vacuum tube computer developed by the MIT Servomechanisms Laboratory for the U.S. Navy.

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Wire-frame model

A wire-frame model is a visual presentation of a 3-dimensional (3D) or physical object used in 3D computer graphics.

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A workstation is a special computer designed for technical or scientific applications.

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2D computer graphics

2D computer graphics is the computer-based generation of digital images—mostly from two-dimensional models (such as 2D geometric models, text, and digital images) and by techniques specific to them.

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3D computer graphics

3D computer graphics or three-dimensional computer graphics, (in contrast to 2D computer graphics) are graphics that use a three-dimensional representation of geometric data (often Cartesian) that is stored in the computer for the purposes of performing calculations and rendering 2D images.

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3D modeling

In 3D computer graphics, 3D modeling (or three-dimensional modeling) is the process of developing a mathematical representation of any surface of an object (either inanimate or living) in three dimensions via specialized software.

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3D printing

3D printing is any of various processes in which material is joined or solidified under computer control to create a three-dimensional object, with material being added together (such as liquid molecules or powder grains being fused together).

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3Dconnexion manufactures a line of human interface devices for manipulating and navigating computer-generated 3D imagery.

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4D BIM, an acronym for 4D Building Information Modeling and a term widely used in the CAD industry, refers to the intelligent linking of individual 3D CAD components or assemblies with time- or schedule-related information.

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[1] https://en.wikipedia.org/wiki/Computer-aided_design

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