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Mirrors > Home > MPE Home > Th. List > eximdh | Structured version Visualization version Unicode version |
Description: Deduction from Theorem 19.22 of [Margaris] p. 90. (Contributed by NM, 20-May-1996.) |
Ref | Expression |
---|---|
eximdh.1 | |
eximdh.2 |
Ref | Expression |
---|---|
eximdh |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | eximdh.1 | . 2 | |
2 | eximdh.2 | . . 3 | |
3 | 2 | aleximi 1759 | . 2 |
4 | 1, 3 | syl 17 | 1 |
Colors of variables: wff setvar class |
Syntax hints: wi 4 wal 1481 wex 1704 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1722 ax-4 1737 |
This theorem depends on definitions: df-bi 197 df-ex 1705 |
This theorem is referenced by: eximdv 1846 eximd 2085 eximdOLD 2197 ax6e2eq 38773 |
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