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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 5420 | . 2 ⊢ (𝐹 = 𝐺 → (𝐹‘𝐴) = (𝐺‘𝐴)) | |
3 | 1, 2 | ax-mp 5 | 1 ⊢ (𝐹‘𝐴) = (𝐺‘𝐴) |
Colors of variables: wff set class |
Syntax hints: = wceq 1331 ‘cfv 5123 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 105 ax-ia2 106 ax-ia3 107 ax-io 698 ax-5 1423 ax-7 1424 ax-gen 1425 ax-ie1 1469 ax-ie2 1470 ax-8 1482 ax-10 1483 ax-11 1484 ax-i12 1485 ax-bndl 1486 ax-4 1487 ax-17 1506 ax-i9 1510 ax-ial 1514 ax-i5r 1515 ax-ext 2121 |
This theorem depends on definitions: df-bi 116 df-tru 1334 df-nf 1437 df-sb 1736 df-clab 2126 df-cleq 2132 df-clel 2135 df-nfc 2270 df-rex 2422 df-uni 3737 df-br 3930 df-iota 5088 df-fv 5131 |
This theorem is referenced by: fveq12i 5427 fvun2 5488 fvopab3ig 5495 fvsnun1 5617 fvsnun2 5618 fvpr1 5624 fvpr2 5625 fvpr1g 5626 fvpr2g 5627 fvtp1g 5628 fvtp2g 5629 fvtp3g 5630 fvtp2 5632 fvtp3 5633 ov 5890 ovigg 5891 ovg 5909 tfr2a 6218 tfrex 6265 frec0g 6294 freccllem 6299 frecsuclem 6303 caseinl 6976 caseinr 6977 ctssdccl 6996 addpiord 7124 mulpiord 7125 fseq1p1m1 9874 frec2uz0d 10172 frec2uzzd 10173 frec2uzsucd 10174 frecuzrdgrrn 10181 frec2uzrdg 10182 frecuzrdg0 10186 frecuzrdgsuc 10187 frecuzrdgg 10189 frecuzrdg0t 10195 frecuzrdgsuctlem 10196 0tonninf 10212 1tonninf 10213 inftonninf 10214 seq3val 10231 seqvalcd 10232 hashinfom 10524 hashennn 10526 hashfz1 10529 shftidt 10605 resqrexlemf1 10780 resqrexlemfp1 10781 cbvsum 11129 fisumss 11161 fsumadd 11175 isumclim3 11192 cbvprod 11327 ialgr0 11725 algrp1 11727 ennnfonelem0 11918 ennnfonelemp1 11919 ennnfonelemom 11921 ctinfomlemom 11940 ndxarg 11982 strslfv2d 12001 upxp 12441 cnmetdval 12698 remetdval 12708 |
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