Intuitionistic Logic Explorer |
< Previous
Next >
Nearby theorems |
||
Mirrors > Home > ILE Home > Th. List > 19.40 | Unicode version |
Description: Theorem 19.40 of [Margaris] p. 90. (Contributed by NM, 5-Aug-1993.) |
Ref | Expression |
---|---|
19.40 |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | exsimpl 1610 | . 2 | |
2 | simpr 109 | . . 3 | |
3 | 2 | eximi 1593 | . 2 |
4 | 1, 3 | jca 304 | 1 |
Colors of variables: wff set class |
Syntax hints: wi 4 wa 103 wex 1485 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 105 ax-ia2 106 ax-ia3 107 ax-5 1440 ax-gen 1442 ax-ie1 1486 ax-ie2 1487 ax-4 1503 ax-ial 1527 |
This theorem depends on definitions: df-bi 116 |
This theorem is referenced by: 19.40-2 1625 19.41h 1678 19.41 1679 exdistrfor 1793 uniin 3816 copsexg 4229 dmin 4819 imadif 5278 imainlem 5279 |
Copyright terms: Public domain | W3C validator |