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| Mirrors > Home > ILE Home > Th. List > ofmresval | GIF version | ||
| Description: Value of a restriction of the function operation map. (Contributed by NM, 20-Oct-2014.) |
| Ref | Expression |
|---|---|
| ofmresval.f | ⊢ (𝜑 → 𝐹 ∈ 𝐴) |
| ofmresval.g | ⊢ (𝜑 → 𝐺 ∈ 𝐵) |
| Ref | Expression |
|---|---|
| ofmresval | ⊢ (𝜑 → (𝐹( ∘𝑓 𝑅 ↾ (𝐴 × 𝐵))𝐺) = (𝐹 ∘𝑓 𝑅𝐺)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | ofmresval.f | . 2 ⊢ (𝜑 → 𝐹 ∈ 𝐴) | |
| 2 | ofmresval.g | . 2 ⊢ (𝜑 → 𝐺 ∈ 𝐵) | |
| 3 | ovres 6172 | . 2 ⊢ ((𝐹 ∈ 𝐴 ∧ 𝐺 ∈ 𝐵) → (𝐹( ∘𝑓 𝑅 ↾ (𝐴 × 𝐵))𝐺) = (𝐹 ∘𝑓 𝑅𝐺)) | |
| 4 | 1, 2, 3 | syl2anc 411 | 1 ⊢ (𝜑 → (𝐹( ∘𝑓 𝑅 ↾ (𝐴 × 𝐵))𝐺) = (𝐹 ∘𝑓 𝑅𝐺)) |
| Colors of variables: wff set class |
| Syntax hints: → wi 4 = wceq 1398 ∈ wcel 2202 × cxp 4729 ↾ cres 4733 (class class class)co 6028 ∘𝑓 cof 6242 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 ax-io 717 ax-5 1496 ax-7 1497 ax-gen 1498 ax-ie1 1542 ax-ie2 1543 ax-8 1553 ax-10 1554 ax-11 1555 ax-i12 1556 ax-bndl 1558 ax-4 1559 ax-17 1575 ax-i9 1579 ax-ial 1583 ax-i5r 1584 ax-14 2205 ax-ext 2213 ax-sep 4212 ax-pow 4270 ax-pr 4305 |
| This theorem depends on definitions: df-bi 117 df-3an 1007 df-tru 1401 df-nf 1510 df-sb 1811 df-clab 2218 df-cleq 2224 df-clel 2227 df-nfc 2364 df-ral 2516 df-rex 2517 df-v 2805 df-un 3205 df-in 3207 df-ss 3214 df-pw 3658 df-sn 3679 df-pr 3680 df-op 3682 df-uni 3899 df-br 4094 df-opab 4156 df-xp 4737 df-res 4743 df-iota 5293 df-fv 5341 df-ov 6031 |
| This theorem is referenced by: psradd 14763 |
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