Mathematical Analysis
Wednesday, October 20, 2010
Functions
›
See also: Mathematical Analysis - index A relational graph [;F;] is said to be functional (a functional graph ) [;\Leftarrow :\Rightar...
Sunday, October 17, 2010
Linear ordering (losets)
›
See also: Mathematical Analysis - index , and in particular: relational graphs & relations preorder equivalence partial ordering (posets...
Saturday, October 16, 2010
Partial ordering (posets)
›
See also: Mathematical Analysis - index , and in particular: relational graphs & relations preorder equivalence A relational graph T ...
Thursday, September 30, 2010
Equivalence
›
See also: Mathematical Analysis Let's recall that a relation is said to be a preorder [;\Leftarrow : \Rightarrow ;] it is reflexive ...
Wednesday, September 29, 2010
Transitivity reflexivity preorder
›
See also: Mathematical Analysis - index A relational graph [;T;] is called transitive [;\Leftarrow : \Rightarrow;] [; \forall_{x\ y\ z} ...
Relational graphs and relations
›
See also: Mathematical Analysis — index Let's start with three definitions: The Cartesian product [;X\times Y;] of two sets [;X\ Y;]...
Kuratowski ordered pairs
›
See also: Mathematical Analysis — index An unordered pair is simply a 2-element set, say [;\{a\ \ b\};], where [;a \ne b ;] (note that w...
›
Home
View web version