Patrick Lühne 3393f84a4a
Add unit tests covering equality checks
The equality check is used within a simplification rule that turns
biconditionals into simple implications in special cases. This adds some
unit tests that cover this simplification rule as well as the equality
check implementation.
2018-05-03 16:57:19 +02:00
..
2016-11-21 17:53:46 +01:00