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| Mirrors > Home > MPE Home > Th. List > fovcdmd | Structured version Visualization version GIF version | ||
| Description: An operation's value belongs to its codomain. (Contributed by Mario Carneiro, 29-Dec-2016.) |
| Ref | Expression |
|---|---|
| fovcdmd.1 | ⊢ (𝜑 → 𝐹:(𝑅 × 𝑆)⟶𝐶) |
| fovcdmd.2 | ⊢ (𝜑 → 𝐴 ∈ 𝑅) |
| fovcdmd.3 | ⊢ (𝜑 → 𝐵 ∈ 𝑆) |
| Ref | Expression |
|---|---|
| fovcdmd | ⊢ (𝜑 → (𝐴𝐹𝐵) ∈ 𝐶) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | fovcdmd.1 | . 2 ⊢ (𝜑 → 𝐹:(𝑅 × 𝑆)⟶𝐶) | |
| 2 | fovcdmd.2 | . 2 ⊢ (𝜑 → 𝐴 ∈ 𝑅) | |
| 3 | fovcdmd.3 | . 2 ⊢ (𝜑 → 𝐵 ∈ 𝑆) | |
| 4 | fovcdm 7591 | . 2 ⊢ ((𝐹:(𝑅 × 𝑆)⟶𝐶 ∧ 𝐴 ∈ 𝑅 ∧ 𝐵 ∈ 𝑆) → (𝐴𝐹𝐵) ∈ 𝐶) | |
| 5 | 1, 2, 3, 4 | syl3anc 1398 | 1 ⊢ (𝜑 → (𝐴𝐹𝐵) ∈ 𝐶) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 ∈ wcel 2144 × cxp 5648 ⟶wf 6534 (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-10 2177 ax-12 2212 ax-ext 2732 ax-sep 5248 ax-nul 5259 ax-pr 5390 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3an 1105 df-tru 1572 df-fal 1582 df-ex 1812 df-nf 1816 df-sb 2099 df-mo 2564 df-eu 2594 df-clab 2739 df-cleq 2752 df-clel 2835 df-ne 2956 df-ral 3077 df-rex 3087 df-rab 3413 df-v 3452 df-ss 3896 df-dif 4047 df-in 4091 df-un 4151 df-nul 4279 df-if 4482 df-sn 4585 df-pr 4587 df-op 4835 df-uni 4867 df-br 5103 df-opab 5167 df-id 5545 df-xp 5656 df-rel 5657 df-cnv 5658 df-co 5659 df-dm 5660 df-rn 5661 df-iota 6494 df-fun 6540 df-fn 6541 df-f 6542 df-fv 6546 df-ov 7423 |
| This theorem is used by: eroveu 8836 fseqenlem1 10106 rlimcn2 15763 homarel 18216 curf1cl 18407 curf2cl 18410 hofcllem 18437 yonedalem3b 18458 gasubg 19521 gacan 19524 gapm 19525 gastacos 19529 orbsta 19532 galactghm 19623 sylow1lem2 19818 sylow2alem2 19837 sylow3lem1 19846 efgcpbllemb 19974 frgpuplem 19991 frlmbas3 22087 mamucl 22721 mamuass 22722 mamudi 22723 mamudir 22724 mamuvs1 22725 mamuvs2 22726 mamulid 22761 mamurid 22762 mamutpos 22778 matgsumcl 22780 mavmulcl 22867 mavmulass 22869 mdetleib2 22908 mdetf 22915 mdetdiaglem 22918 mdetrlin 22922 mdetrsca 22923 mdetralt 22928 mdetunilem7 22938 maducoeval2 22960 madugsum 22963 madurid 22964 tsmsxplem2 24478 isxmet2d 24651 ismet2 24657 prdsxmetlem 24692 comet 24837 ipcn 25572 ovoliunlem2 25829 itg1addlem4 26025 itg1addlem5 26026 mbfi1fseqlem5 26045 limccnp2 26217 midcl 29287 conjga 33777 fedgmullem2 34308 pstmxmet 34575 cvmlift2lem9 36162 isbnd3 38811 prdsbnd 38820 iscringd 39025 rmxycomplete 44017 rmxyadd 44021 2arympt 49854 |
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