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| Mirrors > Home > MPE Home > Th. List > oveq | Structured version Visualization version GIF version | ||
| Description: Equality theorem for operation value. (Contributed by NM, 28-Feb-1995.) |
| Ref | Expression |
|---|---|
| oveq | ⊢ (𝐹 = 𝐺 → (𝐴𝐹𝐵) = (𝐴𝐺𝐵)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | fveq1 6884 | . 2 ⊢ (𝐹 = 𝐺 → (𝐹‘〈𝐴, 𝐵〉) = (𝐺‘〈𝐴, 𝐵〉)) | |
| 2 | df-ov 7423 | . 2 ⊢ (𝐴𝐹𝐵) = (𝐹‘〈𝐴, 𝐵〉) | |
| 3 | df-ov 7423 | . 2 ⊢ (𝐴𝐺𝐵) = (𝐺‘〈𝐴, 𝐵〉) | |
| 4 | 1, 2, 3 | 3eqtr4g 2820 | 1 ⊢ (𝐹 = 𝐺 → (𝐴𝐹𝐵) = (𝐴𝐺𝐵)) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 = wceq 1569 〈cop 4589 ‘cfv 6538 (class class class)co 7420 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1827 ax-4 1841 ax-5 1942 ax-6 1999 ax-7 2040 ax-8 2146 ax-9 2154 ax-ext 2732 |
| This proof depends on definitions: df-bi 210 df-an 402 df-tru 1572 df-ex 1812 df-sb 2099 df-clab 2739 df-cleq 2752 df-clel 2835 df-v 3452 df-ss 3896 df-uni 4867 df-br 5103 df-iota 6494 df-fv 6546 df-ov 7423 |
| This theorem is used by: oveqi 7433 oveqd 7437 ifov 7521 ovmpodf 7576 ovmpodv2 7578 seqomeq12 8464 mapxpen 9162 seqeq2 14148 relexp0g 15175 relexpsucnnr 15178 cat1 18272 ismgm 18817 mgmsscl 18821 issgrp 18909 ismnddef 18925 grpissubg 19357 isga 19505 isrng 20376 islmod 21139 lmodfopne 21175 mamuval 22708 dmatel 22808 dmatmulcl 22815 scmate 22825 scmateALT 22827 mvmulval 22858 marrepval0 22876 marepvval0 22881 submaval0 22895 mdetleib 22902 mdetleib1 22906 mdet0pr 22907 mdetunilem1 22927 maduval 22953 minmar1val0 22962 cpmatel 23029 mat2pmatval 23042 cpm2mval 23068 decpmatval0 23082 pmatcollpw3lem 23101 mptcoe1matfsupp 23120 mp2pm2mplem4 23127 chpscmat 23160 ispsmet 24623 ismet 24642 isxmet 24643 ishtpy 25293 isphtpy 25302 addsval 28348 mulsval 28495 isgrpo 31099 gidval 31114 grpoinvfval 31124 isablo 31148 vciOLD 31163 isvclem 31179 isnvlem 31212 isphg 31419 fxpval 33726 ofceq 34729 cvmlift2lem13 36080 nmulprop 36939 ismtyval 38735 isass 38781 isexid 38782 elghomlem1OLD 38820 iscom2 38930 iscllaw 49286 iscomlaw 49287 isasslaw 49289 dmatALTbasel 49514 infsubc2 50169 nelsubc3lem 50178 dfswapf2 50369 isthinc 50527 cnelsubclem 50711 lanrcl 50729 ranrcl 50730 rellan 50731 relran 50732 |
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