| Metamath Proof Explorer |
< Previous
Next >
Nearby theorems |
||
| Mirrors > Home > MPE Home > Th. List > funopfv | Structured version Visualization version GIF version | ||
| Description: The second element in an ordered pair member of a function is the function's value. (Contributed by NM, 19-Jul-1996.) |
| Ref | Expression |
|---|---|
| funopfv | ⊢ (Fun 𝐹 → (〈𝐴, 𝐵〉 ∈ 𝐹 → (𝐹‘𝐴) = 𝐵)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | df-br 5104 | . 2 ⊢ (𝐴𝐹𝐵 ↔ 〈𝐴, 𝐵〉 ∈ 𝐹) | |
| 2 | funbrfv 6933 | . 2 ⊢ (Fun 𝐹 → (𝐴𝐹𝐵 → (𝐹‘𝐴) = 𝐵)) | |
| 3 | 1, 2 | biimtrrid 246 | 1 ⊢ (Fun 𝐹 → (〈𝐴, 𝐵〉 ∈ 𝐹 → (𝐹‘𝐴) = 𝐵)) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 = wceq 1570 ∈ wcel 2145 〈cop 4590 class class class wbr 5103 Fun wfun 6532 ‘cfv 6538 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1828 ax-4 1842 ax-5 1943 ax-6 2000 ax-7 2041 ax-8 2147 ax-9 2155 ax-10 2178 ax-12 2213 ax-ext 2733 ax-sep 5249 ax-pr 5391 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3an 1105 df-tru 1573 df-fal 1583 df-ex 1813 df-nf 1817 df-sb 2100 df-mo 2565 df-eu 2595 df-clab 2740 df-cleq 2753 df-clel 2836 df-ral 3078 df-rex 3088 df-rab 3414 df-v 3453 df-dif 3902 df-un 3904 df-in 3906 df-ss 3916 df-nul 4280 df-if 4483 df-sn 4585 df-pr 4587 df-op 4591 df-uni 4868 df-br 5104 df-opab 5168 df-id 5546 df-xp 5657 df-rel 5658 df-cnv 5659 df-co 5660 df-dm 5661 df-iota 6494 df-fun 6540 df-fv 6546 |
| This theorem is used by: fvopab3ig 6989 fvsng 7185 fveqf1o 7310 ovidig 7562 ovigg 7565 funfv1st2nd 8057 funelss 8058 f1o2ndf1 8133 fundmen 9059 dif1en 9177 uzrdg0i 14102 uzrdgsuci 14103 strfvd 17378 strfv2d 17379 imasaddvallem 17701 imasvscafn 17709 noseqrdg0 28693 noseqrdgsuc 28694 adjeq 32537 bnj1379 35460 bnj97 35496 bnj553 35528 bnj966 35574 bnj1442 35679 satfv0fvfmla0 36178 satfv1fvfmla1 36188 nregmodellem 46005 |
| Copyright terms: Public domain | W3C validator |