PrintForm Definitions sequent valid Sections ClassicalProps(jlc) Doc

At: formula valid iff sequent valid 2 1 1 2 1 1
1. F: Formula
2. a: Assignment
3. a |= F

a |= < nil,[F] > a | < nil,[F] >
By:
Choose [1]
THEN
UnfoldTopAb 0
THEN
AbReduce 0
Generated subgoal:

1 False a |= F False

About:
orpairnilconsfalse