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51 relations: A-DNA, Alpha helix, Angle, Biology, Boerdijk–Coxeter helix, Cartesian coordinate system, Cedar Point, Chirality (mathematics), Circle of fifths, Coil spring, Collagen helix, Congruence (geometry), Corkscrew (Cedar Point), Curvature, Curve, Cylindrical coordinate system, Differentiable manifold, Differential geometry of curves, Dimension, DNA, Euler's formula, Foldamer, Greek language, Helicoid, Helix angle, Hemihelix, Jean-Marie Lehn, Magnetic field, Mathematics, Music, Nucleic acid double helix, Octave, Parameter, Parametric equation, Pitch space, Protein, Rotation, Screw thread, Seashell surface, Solenoid, Spiral, Superhelix, Tangent, Tendril perversion, Three-dimensional space, Torsion of a curve, Translation (geometry), Triple helix, Vine, Wolfram Demonstrations Project, ..., Z-DNA. Expand index (1 more) »
A-DNA
A-DNA is one of the possible double helical structures which DNA can adopt.
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Alpha helix
The alpha helix (α-helix) is a common motif in the secondary structure of proteins and is a righthand-spiral conformation (i.e. helix) in which every backbone N−H group donates a hydrogen bond to the backbone C.
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Angle
In plane geometry, an angle is the figure formed by two rays, called the sides of the angle, sharing a common endpoint, called the vertex of the angle.
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Biology
Biology is the natural science that studies life and living organisms, including their physical structure, chemical composition, function, development and evolution.
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Boerdijk–Coxeter helix
The Boerdijk–Coxeter helix, named after H. S. M. Coxeter and A. H. Boerdijk, is a linear stacking of regular tetrahedra, arranged so that the edges of the complex that belong to only one tetrahedron form three intertwined helices.
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Cartesian coordinate system
A Cartesian coordinate system is a coordinate system that specifies each point uniquely in a plane by a pair of numerical coordinates, which are the signed distances to the point from two fixed perpendicular directed lines, measured in the same unit of length.
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Cedar Point
Cedar Point is a amusement park located on a Lake Erie peninsula in Sandusky, Ohio.
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Chirality (mathematics)
In geometry, a figure is chiral (and said to have chirality) if it is not identical to its mirror image, or, more precisely, if it cannot be mapped to its mirror image by rotations and translations alone.
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Circle of fifths
In music theory, the circle of fifths (or circle of fourths) is the relationship among the 12 tones of the chromatic scale, their corresponding key signatures, and the associated major and minor keys.
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Coil spring
A coil spring, also known as a helical spring, is a mechanical device which is typically used to store energy and subsequently release it, to absorb shock, or to maintain a force between contacting surfaces.
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Collagen helix
In collagen, the collagen helix, or type-2 helix, is a major shape in secondary structure.
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Congruence (geometry)
In geometry, two figures or objects are congruent if they have the same shape and size, or if one has the same shape and size as the mirror image of the other.
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Corkscrew (Cedar Point)
Corkscrew is a steel roller coaster built by Arrow Development at Cedar Point in Sandusky, Ohio, United States.
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Curvature
In mathematics, curvature is any of a number of loosely related concepts in different areas of geometry.
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Curve
In mathematics, a curve (also called a curved line in older texts) is, generally speaking, an object similar to a line but that need not be straight.
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Cylindrical coordinate system
A cylindrical coordinate system is a three-dimensional coordinate system that specifies point positions by the distance from a chosen reference axis, the direction from the axis relative to a chosen reference direction, and the distance from a chosen reference plane perpendicular to the axis.
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Differentiable manifold
In mathematics, a differentiable manifold (also differential manifold) is a type of manifold that is locally similar enough to a linear space to allow one to do calculus.
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Differential geometry of curves
Differential geometry of curves is the branch of geometry that deals with smooth curves in the plane and in the Euclidean space by methods of differential and integral calculus.
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Dimension
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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DNA
Deoxyribonucleic acid (DNA) is a thread-like chain of nucleotides carrying the genetic instructions used in the growth, development, functioning and reproduction of all known living organisms and many viruses.
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Euler's formula
Euler's formula, named after Leonhard Euler, is a mathematical formula in complex analysis that establishes the fundamental relationship between the trigonometric functions and the complex exponential function.
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Foldamer
In chemistry, a foldamer is a discrete chain molecule or oligomer that folds into a conformationally ordered state in solution.
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Greek language
Greek (Modern Greek: ελληνικά, elliniká, "Greek", ελληνική γλώσσα, ellinikí glóssa, "Greek language") is an independent branch of the Indo-European family of languages, native to Greece and other parts of the Eastern Mediterranean and the Black Sea.
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Helicoid
The helicoid, after the plane and the catenoid, is the third minimal surface to be known.
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Helix angle
In mechanical engineering, a helix angle is the angle between any helix and an axial line on its right, circular cylinder or cone.
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Hemihelix
A hemihelix is a quasi-helical curved geometric shape characterized by repeated tendril perversions.
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Jean-Marie Lehn
Jean-Marie Lehn (born 30 September 1939) is a French chemist.
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Magnetic field
A magnetic field is a vector field that describes the magnetic influence of electrical currents and magnetized materials.
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Mathematics
Mathematics (from Greek μάθημα máthēma, "knowledge, study, learning") is the study of such topics as quantity, structure, space, and change.
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Music
Music is an art form and cultural activity whose medium is sound organized in time.
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Nucleic acid double helix
In molecular biology, the term double helix refers to the structure formed by double-stranded molecules of nucleic acids such as DNA.
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Octave
In music, an octave (octavus: eighth) or perfect octave is the interval between one musical pitch and another with half or double its frequency.
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Parameter
A parameter (from the Ancient Greek παρά, para: "beside", "subsidiary"; and μέτρον, metron: "measure"), generally, is any characteristic that can help in defining or classifying a particular system (meaning an event, project, object, situation, etc.). That is, a parameter is an element of a system that is useful, or critical, when identifying the system, or when evaluating its performance, status, condition, etc.
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Parametric equation
In mathematics, a parametric equation defines a group of quantities as functions of one or more independent variables called parameters.
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Pitch space
In music theory, pitch spaces model relationships between pitches.
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Protein
Proteins are large biomolecules, or macromolecules, consisting of one or more long chains of amino acid residues.
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Rotation
A rotation is a circular movement of an object around a center (or point) of rotation.
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Screw thread
A screw thread, often shortened to thread, is a helical structure used to convert between rotational and linear movement or force.
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Seashell surface
In mathematics, a seashell surface is a surface made by a circle which spirals up the z-axis while decreasing its own radius and distance from the z-axis.
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Solenoid
A solenoid (/ˈsolə.nɔɪd/) (from the French solénoïde, derived in turn from the Greek solen ("pipe, channel") and eidos ("form, shape")) is a coil wound into a tightly packed helix.
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Spiral
In mathematics, a spiral is a curve which emanates from a point, moving farther away as it revolves around the point.
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Superhelix
A superhelix is a molecular structure in which a helix is itself coiled into a helix.
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Tangent
In geometry, the tangent line (or simply tangent) to a plane curve at a given point is the straight line that "just touches" the curve at that point.
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Tendril perversion
Tendril perversion, often referred to in context as simply perversion, is a geometric phenomenon found in helical structures such as plant tendrils, in which a helical structure forms that is divided into two sections of opposite chirality, with a transition between the two in the middle.
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Three-dimensional space
Three-dimensional space (also: 3-space or, rarely, tri-dimensional space) is a geometric setting in which three values (called parameters) are required to determine the position of an element (i.e., point).
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Torsion of a curve
In the elementary differential geometry of curves in three dimensions, the torsion of a curve measures how sharply it is twisting out of the plane of curvature.
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Translation (geometry)
In Euclidean geometry, a translation is a geometric transformation that moves every point of a figure or a space by the same distance in a given direction.
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Triple helix
In geometry, a triple helix (plural triple helices) is a set of three congruent geometrical helices with the same axis, differing by a translation along the axis.
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Vine
A vine (Latin vīnea "grapevine", "vineyard", from vīnum "wine") is any plant with a growth habit of trailing or scandent (that is, climbing) stems, lianas or runners.
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Wolfram Demonstrations Project
The Wolfram Demonstrations Project is an organized, open-source collection of small (or medium-size) interactive programs called Demonstrations, which are meant to visually and interactively represent ideas from a range of fields.
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Z-DNA
Z-DNA is one of the many possible double helical structures of DNA.
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Redirects here:
Conic helix, Helices, Helixes.
References
[1] https://en.wikipedia.org/wiki/Helix
