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| Mirrors > Home > ILE Home > Th. List > funeqi | Unicode version | ||
| Description: Equality inference for the function predicate. (Contributed by Jonathan Ben-Naim, 3-Jun-2011.) |
| Ref | Expression |
|---|---|
| funeqi.1 |
|
| Ref | Expression |
|---|---|
| funeqi |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | funeqi.1 |
. 2
| |
| 2 | funeq 5400 |
. 2
| |
| 3 | 1, 2 | ax-mp 5 |
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-io 721 ax-5 1500 ax-7 1501 ax-gen 1502 ax-ie1 1546 ax-ie2 1547 ax-8 1557 ax-10 1558 ax-11 1559 ax-i12 1560 ax-bndl 1562 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-nf 1514 df-sb 1816 df-clab 2225 df-cleq 2231 df-clel 2234 df-nfc 2381 df-in 3226 df-ss 3233 df-br 4132 df-opab 4194 df-rel 4783 df-cnv 4784 df-co 4785 df-fun 5382 |
| This theorem is used by: funmpt 5418 funmpt2 5419 fununfun 5427 funprg 5434 funtpg 5435 funtp 5437 funcnvuni 5453 f1cnvcnv 5612 f1co 5613 fun11iun 5663 f10 5677 funopdmsn 5898 rinvf1o 6038 funoprabg 6190 mpofun 6193 ovidig 6209 tposfun 6535 tfri1dALT 6626 tfrcl 6639 rdgfun 6648 frecfun 6670 frecfcllem 6679 th3qcor 6917 ssdomg 7070 sbthlem7 7286 sbthlemi8 7287 casefun 7432 caseinj 7436 djufun 7451 djuinj 7453 ctssdccl 7458 axaddf 8242 axmulf 8243 fundm2domnop0 11323 strleund 13517 strleun 13518 1strbas 13531 2strbasg 13534 2stropg 13535 mgpplusg 14330 lidlmex 14922 usgredg3 16672 ushgredgedg 16684 ushgredgedgloop 16686 |
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