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The Unicode Standard encodes almost all standard characters used in mathematics. [1] Unicode Technical Report #25 provides comprehensive information about the character repertoire, their properties, and guidelines for implementation. [1]
[5] [a] User-end support was quite poor for a number of years, but fonts, [b] browsers, [c] word processors, [d] desktop publishing software [e] and others increasingly support the intended Unicode behavior. This browser and your default font render it as 3⁄4.
the stack alphabet in the formal definition of a pushdown automaton, or the tape-alphabet in the formal definition of a Turing machine; the Feferman–Schütte ordinal Γ 0 [17] represents: the specific weight of substances; the lower incomplete gamma function; the third angle in a triangle, opposite the side c
[1] The related but distinct word stigme (στιγμή) is the classical and post-classical word for "geometric point; punctuation mark". [2] Stigma was co-opted as a name specifically for the στ sign, evidently because of the acrophonic value of its initial st- as well as the analogy with the name of sigma .
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As reported by British GQ, the word “sigma” was born from the misogynistic “manosphere.” What does ‘sigma’ mean? Philip Lindsay , a special education math teacher in Payson, Arizona ...
Sigma (/ ˈ s ɪ ɡ m ə / SIG-mə; [1] uppercase Σ, lowercase σ, lowercase in word-final position ς; Ancient Greek: σίγμα) is the eighteenth letter of the Greek alphabet. In the system of Greek numerals , it has a value of 200.
√ (square-root symbol) Denotes square root and is read as the square root of. Rarely used in modern mathematics without a horizontal bar delimiting the width of its argument (see the next item). For example, √2. √ (radical symbol) 1. Denotes square root and is read as the square root of.