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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 2567 | . 2 ⊢ (𝜑 → ∀𝑥 ∈ 𝐴 𝐵 ∈ 𝐶) |
3 | fmptd.2 | . . 3 ⊢ 𝐹 = (𝑥 ∈ 𝐴 ↦ 𝐵) | |
4 | 3 | fmpt 5709 | . 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 1364 ∈ wcel 2164 ∀wral 2472 ↦ cmpt 4091 ⟶wf 5251 |
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 710 ax-5 1458 ax-7 1459 ax-gen 1460 ax-ie1 1504 ax-ie2 1505 ax-8 1515 ax-10 1516 ax-11 1517 ax-i12 1518 ax-bndl 1520 ax-4 1521 ax-17 1537 ax-i9 1541 ax-ial 1545 ax-i5r 1546 ax-14 2167 ax-ext 2175 ax-sep 4148 ax-pow 4204 ax-pr 4239 |
This theorem depends on definitions: df-bi 117 df-3an 982 df-tru 1367 df-nf 1472 df-sb 1774 df-eu 2045 df-mo 2046 df-clab 2180 df-cleq 2186 df-clel 2189 df-nfc 2325 df-ral 2477 df-rex 2478 df-rab 2481 df-v 2762 df-sbc 2987 df-un 3158 df-in 3160 df-ss 3167 df-pw 3604 df-sn 3625 df-pr 3626 df-op 3628 df-uni 3837 df-br 4031 df-opab 4092 df-mpt 4093 df-id 4325 df-xp 4666 df-rel 4667 df-cnv 4668 df-co 4669 df-dm 4670 df-rn 4671 df-res 4672 df-ima 4673 df-iota 5216 df-fun 5257 df-fn 5258 df-f 5259 df-fv 5263 |
This theorem is referenced by: fmpttd 5714 fmptco 5725 fliftrel 5836 off 6145 caofinvl 6157 fdiagfn 6748 mapxpen 6906 xpmapenlem 6907 updjudhf 7140 enumctlemm 7175 fodjuf 7206 nninfwlporlem 7234 nninfwlpoimlemg 7236 cc2lem 7328 caucvgsrlemf 7854 caucvgsrlemofff 7859 axcaucvglemf 7958 monoord2 10560 iseqf1olemqf 10578 cvg1nlemf 11130 resqrexlemsqa 11171 climcvg1nlem 11495 summodclem2a 11527 crth 12365 eulerthlem1 12368 4sqlem11 12542 ctiunctlemf 12598 mulgnngsum 13200 conjghm 13349 conjnmz 13352 qusghm 13355 gsumfzmptfidmadd 13412 mulgghm2 14107 txcnmpt 14452 txlm 14458 mulc1cncf 14768 addccncf 14779 negcncf 14784 lgsfcl2 15163 lgseisenlem1 15227 nnsf 15565 nninfself 15573 |
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