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3. Subfactorial: if n is a positive integer, !n is the number of derangements of a set of n elements, and is read as "the subfactorial of n". * Many different uses in mathematics; see Asterisk § Mathematics. | 1. Divisibility: if m and n are two integers, means that m divides n evenly. 2.
Latin and 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.
U+2113 ℓ SCRIPT SMALL L; "despite its character name, this symbol is derived from a special italicized version of the small letter l". [6] It has various other specialized uses, such as a liter symbol and as the azimuthal quantum number symbol. U+2118 ℘ SCRIPT CAPITAL P is a symbol for Weierstrass's elliptic function. [7]
Small capital M FUT [2] /m̥/ ꬺ M with crossed-tail Teuthonista [4] ꟽ Epigraphic letter inverted M ꟿ Epigraphic letter archaic M ꝳ Mum Medieval abbreviation [9] ɴ ᶰ Small capital N IPA /ɴ/ FUT [2] /n̥/ ᴎ ᴻ: Reversed N FUT [2] /ŋ̊/ cf. Cyrillic: И и ꬻ N with crossed-tail Teuthonista [4] ꝴ Num Medieval abbreviation [9] Ŋ ...
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.
Circled Latin capital letter C ¤ Currency sign: Square lozenge ("Pillow") various Currency symbols † ‡ Dagger: Obelus: Footnotes, Latin cross – — Dash: Hyphen, Hyphen-minus, minus sign: Em dash, En dash ° Degree sign: Masculine ordinal indicator * * * Dinkus: Asterism, Fleuron, Dingbat (many) Dingbat: Dinkus, Fleuron ⌀ Diameter
Latin Small Letter M with acute U+1E40 Ṁ Latin Capital Letter M with dot above 0653 ISO 8859-14: U+1E41 ṁ Latin Small Letter M with dot above 0654 U+1E42 Ṃ Latin Capital Letter M with dot below U+1E43 ṃ Latin Small Letter M with dot below U+1E44 Ṅ Latin Capital Letter N with dot above: U+1E45 ṅ Latin Small Letter N with dot above U+1E46
Alt – alternating group (Alt(n) is also written as A n.) A.M. – arithmetic mean. AP – arithmetic progression. arccos – inverse cosine function. arccosec – inverse cosecant function. (Also written as arccsc.) arccot – inverse cotangent function. arccsc – inverse cosecant function. (Also written as arccosec.) arcexc – inverse ...