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Mirrors > Home > MPE Home > Th. List > mulex | Structured version Visualization version GIF version |
Description: The multiplication operation is a set. (Contributed by NM, 19-Oct-2004.) (Revised by Mario Carneiro, 17-Nov-2014.) |
Ref | Expression |
---|---|
mulex | ⊢ · ∈ V |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | ax-mulf 10606 | . 2 ⊢ · :(ℂ × ℂ)⟶ℂ | |
2 | cnex 10607 | . . 3 ⊢ ℂ ∈ V | |
3 | 2, 2 | xpex 7456 | . 2 ⊢ (ℂ × ℂ) ∈ V |
4 | fex2 7620 | . 2 ⊢ (( · :(ℂ × ℂ)⟶ℂ ∧ (ℂ × ℂ) ∈ V ∧ ℂ ∈ V) → · ∈ V) | |
5 | 1, 3, 2, 4 | mp3an 1458 | 1 ⊢ · ∈ V |
Colors of variables: wff setvar class |
Syntax hints: ∈ wcel 2111 Vcvv 3441 × cxp 5517 ⟶wf 6320 ℂcc 10524 · cmul 10531 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1797 ax-4 1811 ax-5 1911 ax-6 1970 ax-7 2015 ax-8 2113 ax-9 2121 ax-10 2142 ax-11 2158 ax-12 2175 ax-ext 2770 ax-sep 5167 ax-nul 5174 ax-pow 5231 ax-pr 5295 ax-un 7441 ax-cnex 10582 ax-mulf 10606 |
This theorem depends on definitions: df-bi 210 df-an 400 df-or 845 df-3an 1086 df-tru 1541 df-ex 1782 df-nf 1786 df-sb 2070 df-mo 2598 df-eu 2629 df-clab 2777 df-cleq 2791 df-clel 2870 df-nfc 2938 df-ral 3111 df-rex 3112 df-rab 3115 df-v 3443 df-dif 3884 df-un 3886 df-in 3888 df-ss 3898 df-nul 4244 df-if 4426 df-pw 4499 df-sn 4526 df-pr 4528 df-op 4532 df-uni 4801 df-br 5031 df-opab 5093 df-xp 5525 df-rel 5526 df-cnv 5527 df-dm 5529 df-rn 5530 df-fun 6326 df-fn 6327 df-f 6328 |
This theorem is referenced by: cnfldmul 20097 cnfldfun 20103 cnfldfunALT 20104 cnlmod4 23744 cnnvg 28461 cnnvs 28463 cncph 28602 |
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