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| Mirrors > Home > MPE Home > Th. List > ovres | Structured version Visualization version GIF version | ||
| Description: The value of a restricted operation. (Contributed by FL, 10-Nov-2006.) |
| Ref | Expression |
|---|---|
| ovres | ⊢ ((𝐴 ∈ 𝐶 ∧ 𝐵 ∈ 𝐷) → (𝐴(𝐹 ↾ (𝐶 × 𝐷))𝐵) = (𝐴𝐹𝐵)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | opelxpi 5661 | . . 3 ⊢ ((𝐴 ∈ 𝐶 ∧ 𝐵 ∈ 𝐷) → 〈𝐴, 𝐵〉 ∈ (𝐶 × 𝐷)) | |
| 2 | 1 | fvresd 6854 | . 2 ⊢ ((𝐴 ∈ 𝐶 ∧ 𝐵 ∈ 𝐷) → ((𝐹 ↾ (𝐶 × 𝐷))‘〈𝐴, 𝐵〉) = (𝐹‘〈𝐴, 𝐵〉)) |
| 3 | df-ov 7361 | . 2 ⊢ (𝐴(𝐹 ↾ (𝐶 × 𝐷))𝐵) = ((𝐹 ↾ (𝐶 × 𝐷))‘〈𝐴, 𝐵〉) | |
| 4 | df-ov 7361 | . 2 ⊢ (𝐴𝐹𝐵) = (𝐹‘〈𝐴, 𝐵〉) | |
| 5 | 2, 3, 4 | 3eqtr4g 2796 | 1 ⊢ ((𝐴 ∈ 𝐶 ∧ 𝐵 ∈ 𝐷) → (𝐴(𝐹 ↾ (𝐶 × 𝐷))𝐵) = (𝐴𝐹𝐵)) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∧ wa 395 = wceq 1541 ∈ wcel 2113 〈cop 4586 × cxp 5622 ↾ cres 5626 ‘cfv 6492 (class class class)co 7358 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1796 ax-4 1810 ax-5 1911 ax-6 1968 ax-7 2009 ax-8 2115 ax-9 2123 ax-ext 2708 ax-sep 5241 ax-nul 5251 ax-pr 5377 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 848 df-3an 1088 df-tru 1544 df-fal 1554 df-ex 1781 df-sb 2068 df-clab 2715 df-cleq 2728 df-clel 2811 df-ral 3052 df-rex 3061 df-rab 3400 df-v 3442 df-dif 3904 df-un 3906 df-in 3908 df-ss 3918 df-nul 4286 df-if 4480 df-sn 4581 df-pr 4583 df-op 4587 df-uni 4864 df-br 5099 df-opab 5161 df-xp 5630 df-res 5636 df-iota 6448 df-fv 6500 df-ov 7361 |
| This theorem is referenced by: ovresd 7525 oprres 7526 oprssov 7527 ofmresval 7638 cantnfval2 9578 mulnzcnf 11783 prdsdsval3 17405 mgmsscl 18570 frmdplusg 18779 frmdadd 18780 grpissubg 19076 gaid 19228 gass 19230 gasubg 19231 rnghmresel 20553 rnghmsscmap2 20562 rnghmsscmap 20563 rnghmsubcsetclem2 20565 rngcifuestrc 20572 rhmresel 20582 rhmsscmap2 20591 rhmsscmap 20592 rhmsubcsetclem2 20594 rhmsscrnghm 20598 rhmsubcrngclem2 20600 rhmsubclem4 20621 mplsubrglem 21959 mamures 22341 mdetrlin 22546 mdetrsca 22547 pmatcollpw3lem 22727 tsmsxplem1 24097 tsmsxplem2 24098 xmetres2 24305 ressprdsds 24315 blres 24375 xmetresbl 24381 mscl 24405 xmscl 24406 xmsge0 24407 xmseq0 24408 nmfval0 24534 nmval2 24536 isngp3 24542 ngpds 24548 ngpocelbl 24648 xrsdsre 24755 divcnOLD 24813 divcn 24815 cncfmet 24858 cfilresi 25251 cfilres 25252 mpodvdsmulf1o 27160 dvdsmulf1o 27162 zsoring 28405 sspgval 30804 sspsval 30806 sspmlem 30807 hhssabloilem 31336 hhssabloi 31337 hhssnv 31339 hhssmetdval 31352 raddcn 34086 xrge0pluscn 34097 cvmlift2lem9 35505 icoreval 37558 icoreelrnab 37559 equivbnd2 37993 ismtyres 38009 iccbnd 38041 exidreslem 38078 divrngcl 38158 isdrngo2 38159 ofoafo 43598 ofoacl 43599 naddcnfcl 43607 fuco11b 49582 |
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