This is an inofficial mirror of http://metamath.tirix.org for personal testing of a visualizer extension only.
Metamath Proof Explorer
Syntax definition celdisjs
Description: Extend the definition of a class to include the disjoint elements class,
i.e., the disjoint element relations class.
|
|
Ref |
Expression |
|
Assertion |
celdisjs |
class ElDisjs |