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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 5655 | . . 3 ⊢ ((𝐴 ∈ 𝐶 ∧ 𝐵 ∈ 𝐷) → 〈𝐴, 𝐵〉 ∈ (𝐶 × 𝐷)) | |
| 2 | 1 | fvresd 6847 | . 2 ⊢ ((𝐴 ∈ 𝐶 ∧ 𝐵 ∈ 𝐷) → ((𝐹 ↾ (𝐶 × 𝐷))‘〈𝐴, 𝐵〉) = (𝐹‘〈𝐴, 𝐵〉)) |
| 3 | df-ov 7359 | . 2 ⊢ (𝐴(𝐹 ↾ (𝐶 × 𝐷))𝐵) = ((𝐹 ↾ (𝐶 × 𝐷))‘〈𝐴, 𝐵〉) | |
| 4 | df-ov 7359 | . 2 ⊢ (𝐴𝐹𝐵) = (𝐹‘〈𝐴, 𝐵〉) | |
| 5 | 2, 3, 4 | 3eqtr4g 2799 | 1 ⊢ ((𝐴 ∈ 𝐶 ∧ 𝐵 ∈ 𝐷) → (𝐴(𝐹 ↾ (𝐶 × 𝐷))𝐵) = (𝐴𝐹𝐵)) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∧ wa 396 = wceq 1547 ∈ wcel 2119 〈cop 4561 × cxp 5616 ↾ cres 5620 ‘cfv 6485 (class class class)co 7356 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1802 ax-4 1816 ax-5 1917 ax-6 1974 ax-7 2015 ax-8 2121 ax-9 2129 ax-ext 2711 ax-sep 5218 ax-pr 5362 |
| This theorem depends on definitions: df-bi 208 df-an 397 df-or 854 df-3an 1094 df-tru 1550 df-fal 1560 df-ex 1787 df-sb 2074 df-clab 2718 df-cleq 2731 df-clel 2814 df-ral 3054 df-rex 3064 df-rab 3392 df-v 3433 df-dif 3886 df-un 3888 df-in 3890 df-ss 3900 df-nul 4262 df-if 4455 df-sn 4556 df-pr 4558 df-op 4562 df-uni 4839 df-br 5073 df-opab 5135 df-xp 5624 df-res 5630 df-iota 6441 df-fv 6493 df-ov 7359 |
| This theorem is referenced by: ovresd 7523 oprres 7524 oprssov 7525 ofmresval 7636 cantnfval2 9581 mulnzcnf 11787 prdsdsval3 17439 mgmsscl 18604 frmdplusg 18813 frmdadd 18814 grpissubg 19113 gaid 19265 gass 19267 gasubg 19268 rnghmresel 20592 rnghmsscmap2 20601 rnghmsscmap 20602 rnghmsubcsetclem2 20604 rngcifuestrc 20611 rhmresel 20621 rhmsscmap2 20630 rhmsscmap 20631 rhmsubcsetclem2 20633 rhmsscrnghm 20637 rhmsubcrngclem2 20639 rhmsubclem4 20660 mplsubrglem 21978 mamures 22380 mdetrlin 22585 mdetrsca 22586 pmatcollpw3lem 22766 tsmsxplem1 24136 tsmsxplem2 24137 xmetres2 24344 ressprdsds 24354 blres 24414 xmetresbl 24420 mscl 24444 xmscl 24445 xmsge0 24446 xmseq0 24447 nmfval0 24573 nmval2 24575 isngp3 24581 ngpds 24587 ngpocelbl 24687 xrsdsre 24794 divcn 24853 cncfmet 24894 cfilresi 25280 cfilres 25281 mpodvdsmulf1o 27175 dvdsmulf1o 27177 zsoring 28419 sspgval 30818 sspsval 30820 sspmlem 30821 hhssabloilem 31350 hhssabloi 31351 hhssnv 31353 hhssmetdval 31366 raddcn 34113 xrge0pluscn 34124 cvmlift2lem9 35539 icoreval 37715 icoreelrnab 37716 equivbnd2 38159 ismtyres 38175 iccbnd 38207 exidreslem 38244 divrngcl 38324 isdrngo2 38325 ofoafo 43801 ofoacl 43802 naddcnfcl 43810 fuco11b 49827 |
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