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Greek letters are used in mathematics, science, engineering, and other areas where mathematical notation is used as symbols for constants, special functions, and also conventionally for variables representing certain quantities. In these contexts, the capital letters and the small letters represent distinct and unrelated entities.
The symbol ϵ (U+03F5) is designated specifically for the lunate form, used as a technical symbol. The symbol ϑ ("script theta") is a cursive form of theta (θ), frequent in handwriting, and used with a specialized meaning as a technical symbol. The symbol ϰ ("kappa symbol") is a cursive form of kappa (κ), used as a technical symbol.
Pi with caron: Nonstandard letter for Cypriot Greek representing /pʲ/ [9] ῤ: Rho with smooth breathing: Archaic letter denoting /r/, [11] Ῥῥ: Rho with rough breathing: Archaic letter denoting /r̥/ [11] Ṗρ̇: Rho with dot above: Arvanitika letter for /r/ [7] Σ̌σ̌ς̌: Sigma with caron: Nonstandard letter for Cypriot Greek [9] and ...
The following is a Unicode collation algorithm list of Greek characters and those Greek-derived characters that are sorted alongside them. [2] [3] [4]Most of the characters of the blocks listed above are included, except for the Ancient Greek Numbers, Ancient Symbols and Ancient Greek Musical Notation.
Trigonometric functions and their reciprocals on the unit circle. All of the right-angled triangles are similar, i.e. the ratios between their corresponding sides are the same.
Symbol Name Meaning SI unit of measure alpha: alpha particle: angular acceleration: radian per second squared (rad/s 2) fine-structure constant: unitless beta: velocity in terms of the speed of light c: unitless beta particle: gamma: Lorentz factor: unitless photon: gamma ray: shear strain: radian
Beta Theta Pi (ΒΘΠ), commonly known as Beta, is a North American social fraternity that was founded in 1839 at Miami University in Oxford, Ohio. One of North America's oldest fraternities, as of August 2023 it consists of 150 active chapters and colonies in the United States and Canada. [ 1 ]
The symbol means that the ratio of the left-hand side and the right-hand side tends to one as . The symbol ≃ {\displaystyle \simeq } means that the difference between the left-hand side and the right-hand side tends to zero as n → ∞ {\displaystyle n\to \infty } .