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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 5658 | . . 3 ⊢ ((𝐴 ∈ 𝐶 ∧ 𝐵 ∈ 𝐷) → 〈𝐴, 𝐵〉 ∈ (𝐶 × 𝐷)) | |
| 2 | 1 | fvresd 6851 | . 2 ⊢ ((𝐴 ∈ 𝐶 ∧ 𝐵 ∈ 𝐷) → ((𝐹 ↾ (𝐶 × 𝐷))‘〈𝐴, 𝐵〉) = (𝐹‘〈𝐴, 𝐵〉)) |
| 3 | df-ov 7358 | . 2 ⊢ (𝐴(𝐹 ↾ (𝐶 × 𝐷))𝐵) = ((𝐹 ↾ (𝐶 × 𝐷))‘〈𝐴, 𝐵〉) | |
| 4 | df-ov 7358 | . 2 ⊢ (𝐴𝐹𝐵) = (𝐹‘〈𝐴, 𝐵〉) | |
| 5 | 2, 3, 4 | 3eqtr4g 2793 | 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 4583 × cxp 5619 ↾ cres 5623 ‘cfv 6489 (class class class)co 7355 |
| 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 2705 ax-sep 5238 ax-nul 5248 ax-pr 5374 |
| 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 2712 df-cleq 2725 df-clel 2808 df-ral 3050 df-rex 3059 df-rab 3398 df-v 3440 df-dif 3902 df-un 3904 df-in 3906 df-ss 3916 df-nul 4285 df-if 4477 df-sn 4578 df-pr 4580 df-op 4584 df-uni 4861 df-br 5096 df-opab 5158 df-xp 5627 df-res 5633 df-iota 6445 df-fv 6497 df-ov 7358 |
| This theorem is referenced by: ovresd 7522 oprres 7523 oprssov 7524 ofmresval 7635 cantnfval2 9569 mulnzcnf 11773 prdsdsval3 17399 mgmsscl 18563 frmdplusg 18772 frmdadd 18773 grpissubg 19069 gaid 19221 gass 19223 gasubg 19224 rnghmresel 20545 rnghmsscmap2 20554 rnghmsscmap 20555 rnghmsubcsetclem2 20557 rngcifuestrc 20564 rhmresel 20574 rhmsscmap2 20583 rhmsscmap 20584 rhmsubcsetclem2 20586 rhmsscrnghm 20590 rhmsubcrngclem2 20592 rhmsubclem4 20613 mplsubrglem 21951 mamures 22322 mdetrlin 22527 mdetrsca 22528 pmatcollpw3lem 22708 tsmsxplem1 24078 tsmsxplem2 24079 xmetres2 24286 ressprdsds 24296 blres 24356 xmetresbl 24362 mscl 24386 xmscl 24387 xmsge0 24388 xmseq0 24389 nmfval0 24515 nmval2 24517 isngp3 24523 ngpds 24529 ngpocelbl 24629 xrsdsre 24736 divcnOLD 24794 divcn 24796 cncfmet 24839 cfilresi 25232 cfilres 25233 mpodvdsmulf1o 27141 dvdsmulf1o 27143 zsoring 28342 sspgval 30720 sspsval 30722 sspmlem 30723 hhssabloilem 31252 hhssabloi 31253 hhssnv 31255 hhssmetdval 31268 raddcn 33953 xrge0pluscn 33964 cvmlift2lem9 35366 icoreval 37408 icoreelrnab 37409 equivbnd2 37842 ismtyres 37858 iccbnd 37890 exidreslem 37927 divrngcl 38007 isdrngo2 38008 ofoafo 43463 ofoacl 43464 naddcnfcl 43472 fuco11b 49452 |
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