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| Mirrors > Home > ILE Home > Th. List > fveq1i | GIF version | ||
| Description: Equality inference for function value. (Contributed by NM, 2-Sep-2003.) |
| Ref | Expression |
|---|---|
| fveq1i.1 | ⊢ 𝐹 = 𝐺 |
| Ref | Expression |
|---|---|
| fveq1i | ⊢ (𝐹‘𝐴) = (𝐺‘𝐴) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | fveq1i.1 | . 2 ⊢ 𝐹 = 𝐺 | |
| 2 | fveq1 5694 | . 2 ⊢ (𝐹 = 𝐺 → (𝐹‘𝐴) = (𝐺‘𝐴)) | |
| 3 | 1, 2 | ax-mp 5 | 1 ⊢ (𝐹‘𝐴) = (𝐺‘𝐴) |
| Colors of variables: wff set class |
| This proof depends on syntax axioms: = wceq 1402 ‘cfv 5377 |
| 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-tru 1405 df-nf 1514 df-sb 1816 df-clab 2225 df-cleq 2231 df-clel 2234 df-nfc 2381 df-rex 2534 df-uni 3936 df-br 4131 df-iota 5337 df-fv 5385 |
| This theorem is used by: fveq12i 5701 fvun2 5770 fvopab3ig 5779 fvsnun1 5912 fvsnun2 5913 fvpr1 5919 fvpr2 5920 fvpr1g 5921 fvpr2g 5922 fvtp1g 5923 fvtp2g 5924 fvtp3g 5925 fvtp2 5927 fvtp3 5928 ov 6208 ovigg 6209 ovg 6228 suppsnopdc 6490 tfr2a 6592 tfrex 6639 frec0g 6668 freccllem 6673 frecsuclem 6677 caseinl 7431 caseinr 7432 ctssdccl 7451 addpiord 7683 mulpiord 7684 fseq1p1m1 10501 frec2uz0d 10836 frec2uzzd 10837 frec2uzsucd 10838 frecuzrdgrrn 10845 frec2uzrdg 10846 frecuzrdg0 10850 frecuzrdgsuc 10851 frecuzrdgg 10853 frecuzrdg0t 10859 frecuzrdgsuctlem 10860 0tonninf 10877 1tonninf 10878 inftonninf 10879 seq3val 10897 seqvalcd 10898 hashinfom 11217 hashennn 11219 hashfz1 11222 ccat1st1st 11409 cats1fvd 11538 shftidt 11598 resqrexlemf1 11774 resqrexlemfp1 11775 cbvsum 12126 fisumss 12159 fsumadd 12173 isumclim3 12190 cbvprod 12325 fprodssdc 12357 nninfctlemfo 12817 ialgr0 12822 algrp1 12824 ennnfonelem0 13296 ennnfonelemp1 13297 ennnfonelemom 13299 ctinfomlemom 13318 nninfdclemp1 13341 ndxarg 13375 strslfv2d 13395 gsumconstcmn 14166 prdsidlem 14193 prdsinvlem 14196 ringidvalg 14264 lidlvalg 14808 rspvalg 14809 znf1o 14986 mplnegfi 15096 upxp 15373 cnmetdval 15630 remetdval 15648 reeflog 15964 logfac 15995 ushgredgedg 16467 ushgredgedgloop 16469 subgruhgredgdm 16511 vtxdumgrfival 16539 vtxd0nedgbfi 16540 vtxduspgrfvedgfi 16542 wlk1walkdom 16600 wlkres 16620 depindlem1 16747 nninfnfiinf 17066 |
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