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| Mirrors > Home > ILE Home > Th. List > mpteq2ia | Unicode version | ||
| Description: An equality inference for the maps-to notation. (Contributed by Mario Carneiro, 16-Dec-2013.) |
| Ref | Expression |
|---|---|
| mpteq2ia.1 |
|
| Ref | Expression |
|---|---|
| mpteq2ia |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | eqid 2238 |
. . 3
| |
| 2 | 1 | ax-gen 1502 |
. 2
|
| 3 | mpteq2ia.1 |
. . 3
| |
| 4 | 3 | rgen 2603 |
. 2
|
| 5 | mpteq12f 4212 |
. 2
| |
| 6 | 2, 4, 5 | mp2an 430 |
1
|
| Colors of variables: wff set class |
| This proof depends on syntax axioms:
|
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 ax-5 1500 ax-7 1501 ax-gen 1502 ax-ie1 1546 ax-ie2 1547 ax-8 1557 ax-11 1559 ax-4 1563 ax-17 1579 ax-i9 1583 ax-ial 1587 ax-i5r 1588 ax-ext 2220 |
| This proof depends on definitions: df-bi 117 df-tru 1405 df-nf 1514 df-sb 1816 df-clab 2225 df-cleq 2231 df-clel 2234 df-ral 2533 df-opab 4194 df-mpt 4195 |
| This theorem is used by: mpteq2i 4220 feqresmpt 5760 elfvmptrab 5805 fmptap 5908 offres 6372 cnrecnv 11698 ege2le3 12463 eirraplem 12569 gsum2dfilem2 14272 cnmpt1st 15514 cnmpt2nd 15515 expcn 15795 expcncf 15835 dvexp 15937 dveflem 15952 dvef 15953 elply2 15961 plyid 15972 chtublem 16295 bposlem6 16316 |
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