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| Mirrors > Home > ILE Home > Th. List > fvmptmap | GIF version | ||
| Description: Special case of fvmpt 5732 for operator theorems. (Contributed by NM, 27-Nov-2007.) |
| Ref | Expression |
|---|---|
| fvmptmap.1 | ⊢ 𝐶 ∈ V |
| fvmptmap.2 | ⊢ 𝐷 ∈ V |
| fvmptmap.3 | ⊢ 𝑅 ∈ V |
| fvmptmap.4 | ⊢ (𝑥 = 𝐴 → 𝐵 = 𝐶) |
| fvmptmap.5 | ⊢ 𝐹 = (𝑥 ∈ (𝑅 ↑𝑚 𝐷) ↦ 𝐵) |
| Ref | Expression |
|---|---|
| fvmptmap | ⊢ (𝐴:𝐷⟶𝑅 → (𝐹‘𝐴) = 𝐶) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | fvmptmap.3 | . . 3 ⊢ 𝑅 ∈ V | |
| 2 | fvmptmap.2 | . . 3 ⊢ 𝐷 ∈ V | |
| 3 | 1, 2 | elmap 6889 | . 2 ⊢ (𝐴 ∈ (𝑅 ↑𝑚 𝐷) ↔ 𝐴:𝐷⟶𝑅) |
| 4 | fvmptmap.4 | . . 3 ⊢ (𝑥 = 𝐴 → 𝐵 = 𝐶) | |
| 5 | fvmptmap.5 | . . 3 ⊢ 𝐹 = (𝑥 ∈ (𝑅 ↑𝑚 𝐷) ↦ 𝐵) | |
| 6 | fvmptmap.1 | . . 3 ⊢ 𝐶 ∈ V | |
| 7 | 4, 5, 6 | fvmpt 5732 | . 2 ⊢ (𝐴 ∈ (𝑅 ↑𝑚 𝐷) → (𝐹‘𝐴) = 𝐶) |
| 8 | 3, 7 | sylbir 135 | 1 ⊢ (𝐴:𝐷⟶𝑅 → (𝐹‘𝐴) = 𝐶) |
| Colors of variables: wff set class |
| Syntax hints: → wi 4 = wceq 1398 ∈ wcel 2202 Vcvv 2803 ↦ cmpt 4155 ⟶wf 5329 ‘cfv 5333 (class class class)co 6028 ↑𝑚 cmap 6860 |
| 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-in1 619 ax-in2 620 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-13 2204 ax-14 2205 ax-ext 2213 ax-sep 4212 ax-pow 4270 ax-pr 4305 ax-un 4536 ax-setind 4641 |
| This theorem depends on definitions: df-bi 117 df-3an 1007 df-tru 1401 df-fal 1404 df-nf 1510 df-sb 1811 df-eu 2082 df-mo 2083 df-clab 2218 df-cleq 2224 df-clel 2227 df-nfc 2364 df-ne 2404 df-ral 2516 df-rex 2517 df-v 2805 df-sbc 3033 df-dif 3203 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-mpt 4157 df-id 4396 df-xp 4737 df-rel 4738 df-cnv 4739 df-co 4740 df-dm 4741 df-rn 4742 df-iota 5293 df-fun 5335 df-fn 5336 df-f 5337 df-fv 5341 df-ov 6031 df-oprab 6032 df-mpo 6033 df-map 6862 |
| This theorem is referenced by: (None) |
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