![]() |
Intuitionistic Logic Explorer |
< Previous
Next >
Nearby theorems |
|
Mirrors > Home > ILE Home > Th. List > oveqan12d | GIF version |
Description: Equality deduction for operation value. (Contributed by NM, 10-Aug-1995.) |
Ref | Expression |
---|---|
oveq1d.1 | ⊢ (𝜑 → 𝐴 = 𝐵) |
opreqan12i.2 | ⊢ (𝜓 → 𝐶 = 𝐷) |
Ref | Expression |
---|---|
oveqan12d | ⊢ ((𝜑 ∧ 𝜓) → (𝐴𝐹𝐶) = (𝐵𝐹𝐷)) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | oveq1d.1 | . 2 ⊢ (𝜑 → 𝐴 = 𝐵) | |
2 | opreqan12i.2 | . 2 ⊢ (𝜓 → 𝐶 = 𝐷) | |
3 | oveq12 5791 | . 2 ⊢ ((𝐴 = 𝐵 ∧ 𝐶 = 𝐷) → (𝐴𝐹𝐶) = (𝐵𝐹𝐷)) | |
4 | 1, 2, 3 | syl2an 287 | 1 ⊢ ((𝜑 ∧ 𝜓) → (𝐴𝐹𝐶) = (𝐵𝐹𝐷)) |
Colors of variables: wff set class |
Syntax hints: → wi 4 ∧ wa 103 = wceq 1332 (class class class)co 5782 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 105 ax-ia2 106 ax-ia3 107 ax-io 699 ax-5 1424 ax-7 1425 ax-gen 1426 ax-ie1 1470 ax-ie2 1471 ax-8 1483 ax-10 1484 ax-11 1485 ax-i12 1486 ax-bndl 1487 ax-4 1488 ax-17 1507 ax-i9 1511 ax-ial 1515 ax-i5r 1516 ax-ext 2122 |
This theorem depends on definitions: df-bi 116 df-3an 965 df-tru 1335 df-nf 1438 df-sb 1737 df-clab 2127 df-cleq 2133 df-clel 2136 df-nfc 2271 df-rex 2423 df-v 2691 df-un 3080 df-sn 3538 df-pr 3539 df-op 3541 df-uni 3745 df-br 3938 df-iota 5096 df-fv 5139 df-ov 5785 |
This theorem is referenced by: oveqan12rd 5802 offval 5997 offval3 6040 ecovdi 6548 ecovidi 6549 distrpig 7165 addcmpblnq 7199 addpipqqs 7202 mulpipq 7204 addcomnqg 7213 addcmpblnq0 7275 distrnq0 7291 recexprlem1ssl 7465 recexprlem1ssu 7466 1idsr 7600 addcnsrec 7674 mulcnsrec 7675 mulid1 7787 mulsub 8187 mulsub2 8188 muleqadd 8453 divmuldivap 8496 div2subap 8620 addltmul 8980 xnegdi 9681 fzsubel 9871 fzoval 9956 mulexp 10363 sqdivap 10388 crim 10662 readd 10673 remullem 10675 imadd 10681 cjadd 10688 cjreim 10707 sqrtmul 10839 sqabsadd 10859 sqabssub 10860 absmul 10873 abs2dif 10910 binom 11285 sinadd 11479 cosadd 11480 dvds2ln 11562 absmulgcd 11741 gcddiv 11743 bezoutr1 11757 lcmgcd 11795 nn0gcdsq 11914 crth 11936 xmetxp 12715 xmetxpbl 12716 txmetcnp 12726 divcnap 12763 rescncf 12776 relogoprlem 12997 |
Copyright terms: Public domain | W3C validator |