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Index Theta

Theta (uppercase Θ or ϴ, lowercase θ (which resembles digit 0 with horizontal line) or ϑ; θῆτα thē̂ta; Modern: θήτα| thī́ta) is the eighth letter of the Greek alphabet, derived from the Phoenician letter Teth. [1]

81 relations: Agathodaemon, Analysis of algorithms, Ancient Egypt, Ancient Greek, Angle, Archaic Greece, Aspirated consonant, Astrology, Baryon, Bayer designation, Big O notation, Bilabial clicks, Capital punishment, Chebyshev function, Chromosome, Circled dot, Close-mid central rounded vowel, Cosmos, Death, DNA replication, Early Cyrillic alphabet, Egyptians, Electroencephalography, Ennead, Eth, Euphemism, Fita, Gaulish language, Greek alphabet, Greek language, Greek numerals, Greeks (finance), Helios, International Phonetic Alphabet, International System of Units, Isopsephy, Item response theory, Θ (set theory), John the Lydian, Life, Likelihood function, Linear A, Linear B, Meteorology, Modern Greek, Mutation rate, Ordinal collapsing function, Ordinal number, Oxford University Press, Particle physics, ..., Pentaquark, Petrus de Dacia (mathematician), Phoenician alphabet, Population genetics, Porphyry (philosopher), Potential temperature, Resurrection, Romanization of Greek, Russian alphabet, Sherd, Skull and crossbones (symbol), Solomon Feferman, Statistical parameter, Symbol, Tau, Temperature, Teth, Thanatos, Theta, Theta function, Theta nigrum, Transport phenomena, Trigonometry, Unicode, Voiced dental fricative, Voiceless dental and alveolar stops, Voiceless dental fricative, Watterson estimator, Weiser Antiquarian Books, X-ray scattering techniques, 0. Expand index (31 more) »


An agathodaemon (ἀγαθοδαίμων, agathodaímōn) or agathos daemon (ἀγαθός, agathós daímōn, "noble spirit") was a spirit (daemon) of the vineyards and grainfields in ancient Greek religion.

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Analysis of algorithms

In computer science, the analysis of algorithms is the determination of the computational complexity of algorithms, that is the amount of time, storage and/or other resources necessary to execute them.

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Ancient Egypt

Ancient Egypt was a civilization of ancient Northeastern Africa, concentrated along the lower reaches of the Nile River - geographically Lower Egypt and Upper Egypt, in the place that is now occupied by the countries of Egypt and Sudan.

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Ancient Greek

The Ancient Greek language includes the forms of Greek used in ancient Greece and the ancient world from around the 9th century BC to the 6th century AD.

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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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Archaic Greece

Archaic Greece was the period in Greek history lasting from the eighth century BC to the second Persian invasion of Greece in 480 BC, following the Greek Dark Ages and succeeded by the Classical period.

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Aspirated consonant

In phonetics, aspiration is the strong burst of breath that accompanies either the release or, in the case of preaspiration, the closure of some obstruents.

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Astrology is the study of the movements and relative positions of celestial objects as a means for divining information about human affairs and terrestrial events.

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A baryon is a composite subatomic particle made up of three quarks (a triquark, as distinct from mesons, which are composed of one quark and one antiquark).

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Bayer designation

A Bayer designation is a stellar designation in which a specific star is identified by a Greek letter, followed by the genitive form of its parent constellation's Latin name.

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Big O notation

Big O notation is a mathematical notation that describes the limiting behaviour of a function when the argument tends towards a particular value or infinity.

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Bilabial clicks

The labial or bilabial clicks are a family of click consonants that sound something like a smack of the lips.

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Capital punishment

Capital punishment, also known as the death penalty, is a government-sanctioned practice whereby a person is put to death by the state as a punishment for a crime.

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Chebyshev function

In mathematics, the Chebyshev function is either of two related functions.

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A chromosome (from Ancient Greek: χρωμόσωμα, chromosoma, chroma means colour, soma means body) is a DNA molecule with part or all of the genetic material (genome) of an organism.

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Circled dot

The circled dot, circumpunct, or circle with a point at its centre is an ancient symbol.

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Close-mid central rounded vowel

The close-mid central rounded vowel, or high-mid central rounded vowel, is a type of vowel sound.

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The cosmos is the universe.

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Death is the cessation of all biological functions that sustain a living organism.

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DNA replication

In molecular biology, DNA replication is the biological process of producing two identical replicas of DNA from one original DNA molecule.

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Early Cyrillic alphabet

The Early Cyrillic alphabet is a writing system that was developed during the late ninth century on the basis of the Greek alphabet for the Orthodox Slavic population in Europe.

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Egyptians (مَصريين;; مِصريّون; Ni/rem/en/kīmi) are an ethnic group native to Egypt and the citizens of that country sharing a common culture and a common dialect known as Egyptian Arabic.

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Electroencephalography (EEG) is an electrophysiological monitoring method to record electrical activity of the brain.

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The Ennead or Great Ennead was a group of nine deities in Egyptian mythology worshiped at Heliopolis: the sun god Atum; his children Shu and Tefnut; their children Geb and Nut; and their children Osiris, Isis, Seth, and Nephthys.

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Eth (uppercase: Ð, lowercase: ð; also spelled edh or eð) is a letter used in Old English, Middle English, Icelandic, Faroese (in which it is called edd), and Elfdalian.

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A euphemism is a generally innocuous word or expression used in place of one that may be found offensive or suggest something unpleasant.

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Fita (Ѳ ѳ; italics: Ѳ ѳ) is a letter of the Early Cyrillic alphabet.

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Gaulish language

Gaulish was an ancient Celtic language that was spoken in parts of Europe as late as the Roman Empire.

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Greek alphabet

The Greek alphabet has been used to write the Greek language since the late 9th or early 8th century BC.

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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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Greek numerals

Greek numerals, also known as Ionic, Ionian, Milesian, or Alexandrian numerals, are a system of writing numbers using the letters of the Greek alphabet.

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Greeks (finance)

In mathematical finance, the Greeks are the quantities representing the sensitivity of the price of derivatives such as options to a change in underlying parameters on which the value of an instrument or portfolio of financial instruments is dependent.

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Helios (Ἥλιος Hēlios; Latinized as Helius; Ἠέλιος in Homeric Greek) is the god and personification of the Sun in Greek mythology.

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International Phonetic Alphabet

The International Phonetic Alphabet (IPA) is an alphabetic system of phonetic notation based primarily on the Latin alphabet.

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International System of Units

The International System of Units (SI, abbreviated from the French Système international (d'unités)) is the modern form of the metric system, and is the most widely used system of measurement.

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Isopsephy (ἴσος isos meaning "equal" and ψῆφος psephos meaning "pebble") or isopsephism is the practice of adding up the number values of the letters in a word to form a single number.

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Item response theory

In psychometrics, item response theory (IRT) (also known as latent trait theory, strong true score theory, or modern mental test theory) is a paradigm for the design, analysis, and scoring of tests, questionnaires, and similar instruments measuring abilities, attitudes, or other variables.

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Θ (set theory)

In set theory, Θ (pronounced like the letter theta) is the least nonzero ordinal α such that there is no surjection from the reals onto α. If the axiom of choice (AC) holds (or even if the reals can be wellordered), then Θ is simply (2^)^+, the cardinal successor of the cardinality of the continuum.

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John the Lydian

John the Lydian or John Lydus (Ἰωάννης Λαυρέντιος ὁ Λυδός; Ioannes Laurentius Lydus) was a 6th-century Byzantine administrator and writer on antiquarian subjects.

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Life is a characteristic that distinguishes physical entities that do have biological processes, such as signaling and self-sustaining processes, from those that do not, either because such functions have ceased, or because they never had such functions and are classified as inanimate.

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Likelihood function

In frequentist inference, a likelihood function (often simply the likelihood) is a function of the parameters of a statistical model, given specific observed data.

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Linear A

Linear A is one of two currently undeciphered writing systems used in ancient Greece (Cretan hieroglyphic is the other).

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Linear B

Linear B is a syllabic script that was used for writing Mycenaean Greek, the earliest attested form of Greek.

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Meteorology is a branch of the atmospheric sciences which includes atmospheric chemistry and atmospheric physics, with a major focus on weather forecasting.

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Modern Greek

Modern Greek (Νέα Ελληνικά or Νεοελληνική Γλώσσα "Neo-Hellenic", historically and colloquially also known as Ρωμαίικα "Romaic" or "Roman", and Γραικικά "Greek") refers to the dialects and varieties of the Greek language spoken in the modern era.

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Mutation rate

In genetics, the mutation rate is the frequency of new mutations in a single gene or organism over time.

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Ordinal collapsing function

In mathematical logic and set theory, an ordinal collapsing function (or projection function) is a technique for defining (notations for) certain recursive large countable ordinals, whose principle is to give names to certain ordinals much larger than the one being defined, perhaps even large cardinals (though they can be replaced with recursively large ordinals at the cost of extra technical difficulty), and then “collapse” them down to a system of notations for the sought-after ordinal.

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Ordinal number

In set theory, an ordinal number, or ordinal, is one generalization of the concept of a natural number that is used to describe a way to arrange a collection of objects in order, one after another.

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Oxford University Press

Oxford University Press (OUP) is the largest university press in the world, and the second oldest after Cambridge University Press.

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Particle physics

Particle physics (also high energy physics) is the branch of physics that studies the nature of the particles that constitute matter and radiation.

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A pentaquark is a subatomic particle consisting of four quarks and one antiquark bound together.

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Petrus de Dacia (mathematician)

Petrus de Dacia, also called Philomena and Peder Nattergal (Peter Nightingale), was a Danish scholar who lived in the 13th century.

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Phoenician alphabet

The Phoenician alphabet, called by convention the Proto-Canaanite alphabet for inscriptions older than around 1050 BC, is the oldest verified alphabet.

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Population genetics

Population genetics is a subfield of genetics that deals with genetic differences within and between populations, and is a part of evolutionary biology.

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Porphyry (philosopher)

Porphyry of Tyre (Πορφύριος, Porphýrios; فرفوريوس, Furfūriyūs; c. 234 – c. 305 AD) was a Neoplatonic philosopher who was born in Tyre, in the Roman Empire.

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Potential temperature

The potential temperature of a parcel of fluid at pressure P is the temperature that the parcel would attain if adiabatically brought to a standard reference pressure P_, usually 1000 millibars.

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Resurrection is the concept of coming back to life after death.

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Romanization of Greek

Romanization of Greek is the transliteration (letter-mapping) or transcription (sound-mapping) of text from the Greek alphabet into the Latin alphabet.

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Russian alphabet

The Russian alphabet (ˈruskʲɪj ɐɫfɐˈvʲit̪) uses letters from the Cyrillic script.

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In archaeology, a sherd, or more precisely, potsherd, is commonly a historic or prehistoric fragment of pottery, although the term is occasionally used to refer to fragments of stone and glass vessels, as well.

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Skull and crossbones (symbol)

A skull and crossbones is a symbol consisting of a human skull and two long bones crossed together under or behind the skull.

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Solomon Feferman

Solomon Feferman (December 13, 1928 – July 26, 2016) was an American philosopher and mathematician with works in mathematical logic.

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Statistical parameter

A statistical parameter or population parameter is a quantity that indexes a family of probability distributions.

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A symbol is a mark, sign or word that indicates, signifies, or is understood as representing an idea, object, or relationship.

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Tau (uppercase Τ, lowercase τ; ταυ) is the 19th letter of the Greek alphabet.

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Temperature is a physical quantity expressing hot and cold.

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Teth, also written as or Tet, is the ninth letter of the Semitic abjads, including Phoenician Ṭēt, Hebrew Ṭēt, Aramaic Ṭēth, Syriac Ṭēṯ ܛ, and Arabic ط. It is 16th in modern Arabic order.

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In Greek mythology, Thanatos (Θάνατος, pronounced in "Death", from θνῄσκω thnēskō "to die, be dying") was the personification of death.

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Theta (uppercase Θ or ϴ, lowercase θ (which resembles digit 0 with horizontal line) or ϑ; θῆτα thē̂ta; Modern: θήτα| thī́ta) is the eighth letter of the Greek alphabet, derived from the Phoenician letter Teth.

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Theta function

In mathematics, theta functions are special functions of several complex variables.

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Theta nigrum

The theta nigrum ("black theta") or theta infelix ("unlucky theta") is a symbol of death in Greek and Latin epigraphy.

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Transport phenomena

In engineering, physics and chemistry, the study of transport phenomena concerns the exchange of mass, energy, charge, momentum and angular momentum between observed and studied systems.

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Trigonometry (from Greek trigōnon, "triangle" and metron, "measure") is a branch of mathematics that studies relationships involving lengths and angles of triangles.

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Unicode is a computing industry standard for the consistent encoding, representation, and handling of text expressed in most of the world's writing systems.

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Voiced dental fricative

The voiced dental fricative is a consonant sound used in some spoken languages.

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Voiceless dental and alveolar stops

The voiceless alveolar stop is a type of consonantal sound used in many spoken languages.

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Voiceless dental fricative

The voiceless dental non-sibilant fricative is a type of consonantal sound used in some spoken languages.

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Watterson estimator

In population genetics, the Watterson estimator is a method for describing the genetic diversity in a population.

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Weiser Antiquarian Books

Weiser Antiquarian Books is the oldest occult bookstore in the United States.

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X-ray scattering techniques

X-ray scattering techniques are a family of non-destructive analytical techniques which reveal information about the crystal structure, chemical composition, and physical properties of materials and thin films.

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0 (zero) is both a number and the numerical digit used to represent that number in numerals.

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Redirects here:

0-, Cursive theta, Theta (Greek letter), Theta (Greek), Theta (letter), Thita, \theta, Θ, Θήτα, Θῆτα, ϴ.


[1] https://en.wikipedia.org/wiki/Theta

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