x,y,z as variables, and taking f to be an uninterpreted function, the singleton equation set { f(1,y) = f(x,2) } is a syntactic first-order unification... 70 KB (7,374 words) - 17:23, 1 April 2024 |
is a nonempty countable metric space with no isolated point, then each singleton {x}{\displaystyle \{x\}} in X{\displaystyle X} is nowhere dense, and X{\displaystyle... 10 KB (1,442 words) - 04:35, 7 February 2024 |
the colimit of the (constant sequence of the) endomorphism. Because the singleton ({*}, *) is the terminal object of Mag, and because Mag is algebraic,... 16 KB (1,729 words) - 11:44, 12 February 2024 |
Conversely, if X {\displaystyle X} is not discrete, then there is a singleton { x } {\displaystyle \{x\}} that is not open. Hence, every open neighbourhood... 17 KB (2,892 words) - 00:32, 8 March 2024 |
in other words, V n c / G {\displaystyle V_{n}^{\mathbf {c} }/G} is a singleton (see also rigid group). The conjugacy classes c 1 , … , c n {\displaystyle... 17 KB (2,877 words) - 11:16, 21 April 2024 |
p. 89 Bourbaki, Nicolas (1970). Théorie des ensembles. Éléments de mathématique. Springer. ISBN 9783540340348. Eccles, Peter J. (11 December 1997). An... 8 KB (958 words) - 01:56, 12 April 2024 |