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Mirrors > Home > ILE Home > Th. List > mpt2v | Unicode version |
Description: Operation with universal domain in maps-to notation. (Contributed by NM, 16-Aug-2013.) |
Ref | Expression |
---|---|
mpt2v |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | df-mpt2 5517 | . 2 | |
2 | vex 2560 | . . . . 5 | |
3 | vex 2560 | . . . . 5 | |
4 | 2, 3 | pm3.2i 257 | . . . 4 |
5 | 4 | biantrur 287 | . . 3 |
6 | 5 | oprabbii 5560 | . 2 |
7 | 1, 6 | eqtr4i 2063 | 1 |
Colors of variables: wff set class |
Syntax hints: wa 97 wceq 1243 wcel 1393 cvv 2557 coprab 5513 cmpt2 5514 |
This theorem was proved from axioms: ax-1 5 ax-2 6 ax-mp 7 ax-ia1 99 ax-ia2 100 ax-ia3 101 ax-5 1336 ax-7 1337 ax-gen 1338 ax-ie1 1382 ax-ie2 1383 ax-8 1395 ax-11 1397 ax-4 1400 ax-17 1419 ax-i9 1423 ax-ial 1427 ax-i5r 1428 ax-ext 2022 |
This theorem depends on definitions: df-bi 110 df-tru 1246 df-nf 1350 df-sb 1646 df-clab 2027 df-cleq 2033 df-clel 2036 df-v 2559 df-oprab 5516 df-mpt2 5517 |
This theorem is referenced by: (None) |
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