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| Mirrors > Home > ILE Home > Th. List > fmptd | GIF version | ||
| Description: Domain and codomain of the mapping operation; deduction form. (Contributed by Mario Carneiro, 13-Jan-2013.) |
| Ref | Expression |
|---|---|
| fmptd.1 | ⊢ ((𝜑 ∧ 𝑥 ∈ 𝐴) → 𝐵 ∈ 𝐶) |
| fmptd.2 | ⊢ 𝐹 = (𝑥 ∈ 𝐴 ↦ 𝐵) |
| Ref | Expression |
|---|---|
| fmptd | ⊢ (𝜑 → 𝐹:𝐴⟶𝐶) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | fmptd.1 | . . 3 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝐴) → 𝐵 ∈ 𝐶) | |
| 2 | 1 | ralrimiva 2617 | . 2 ⊢ (𝜑 → ∀𝑥 ∈ 𝐴 𝐵 ∈ 𝐶) |
| 3 | fmptd.2 | . . 3 ⊢ 𝐹 = (𝑥 ∈ 𝐴 ↦ 𝐵) | |
| 4 | 3 | fmpt 5834 | . 2 ⊢ (∀𝑥 ∈ 𝐴 𝐵 ∈ 𝐶 ↔ 𝐹:𝐴⟶𝐶) |
| 5 | 2, 4 | sylib 122 | 1 ⊢ (𝜑 → 𝐹:𝐴⟶𝐶) |
| Colors of variables: wff set class |
| Syntax hints: → wi 4 ∧ wa 104 = wceq 1398 ∈ wcel 2205 ∀wral 2522 ↦ cmpt 4177 ⟶wf 5355 |
| 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 2208 ax-ext 2216 ax-sep 4234 ax-pow 4293 ax-pr 4328 |
| This theorem depends on definitions: df-bi 117 df-3an 1007 df-tru 1401 df-nf 1510 df-sb 1812 df-eu 2085 df-mo 2086 df-clab 2221 df-cleq 2227 df-clel 2230 df-nfc 2375 df-ral 2527 df-rex 2528 df-rab 2531 df-v 2817 df-sbc 3046 df-un 3218 df-in 3220 df-ss 3227 df-pw 3677 df-sn 3701 df-pr 3702 df-op 3704 df-uni 3921 df-br 4116 df-opab 4178 df-mpt 4179 df-id 4420 df-xp 4762 df-rel 4763 df-cnv 4764 df-co 4765 df-dm 4766 df-rn 4767 df-res 4768 df-ima 4769 df-iota 5319 df-fun 5361 df-fn 5362 df-f 5363 df-fv 5367 |
| This theorem is referenced by: fmpttd 5839 fmptco 5850 fliftrel 5973 off 6290 caofinvl 6303 fdiagfn 6942 xpmapenlem 7117 updjudhf 7385 enumctlemm 7420 fodjuf 7451 nninfwlporlem 7479 nninfwlpoimlemg 7481 cc2lem 7598 caucvgsrlemf 8125 caucvgsrlemofff 8130 axcaucvglemf 8229 monoord2 10877 iseqf1olemqf 10895 cvg1nlemf 11699 resqrexlemsqa 11740 climcvg1nlem 12065 summodclem2a 12098 crth 12952 eulerthlem1 12955 4sqlem11 13130 ctiunctlemf 13279 mulgnngzsum 13879 conjghm 14028 conjnmz 14031 qusghm 14034 gsummptfidmadd 14110 mulgghm2 14887 psr1clfi 14974 txcnmpt 15269 txlm 15275 mulc1cncf 15585 addccncf 15596 negcncf 15601 lgsfcl2 16010 lgseisenlem1 16074 nnsf 16924 nninfself 16932 |
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