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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 10617 | . 2 ⊢ · :(ℂ × ℂ)⟶ℂ | |
2 | cnex 10618 | . . 3 ⊢ ℂ ∈ V | |
3 | 2, 2 | xpex 7476 | . 2 ⊢ (ℂ × ℂ) ∈ V |
4 | fex2 7638 | . 2 ⊢ (( · :(ℂ × ℂ)⟶ℂ ∧ (ℂ × ℂ) ∈ V ∧ ℂ ∈ V) → · ∈ V) | |
5 | 1, 3, 2, 4 | mp3an 1457 | 1 ⊢ · ∈ V |
Colors of variables: wff setvar class |
Syntax hints: ∈ wcel 2114 Vcvv 3494 × cxp 5553 ⟶wf 6351 ℂcc 10535 · cmul 10542 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1796 ax-4 1810 ax-5 1911 ax-6 1970 ax-7 2015 ax-8 2116 ax-9 2124 ax-10 2145 ax-11 2161 ax-12 2177 ax-ext 2793 ax-sep 5203 ax-nul 5210 ax-pow 5266 ax-pr 5330 ax-un 7461 ax-cnex 10593 ax-mulf 10617 |
This theorem depends on definitions: df-bi 209 df-an 399 df-or 844 df-3an 1085 df-tru 1540 df-ex 1781 df-nf 1785 df-sb 2070 df-mo 2622 df-eu 2654 df-clab 2800 df-cleq 2814 df-clel 2893 df-nfc 2963 df-ral 3143 df-rex 3144 df-rab 3147 df-v 3496 df-dif 3939 df-un 3941 df-in 3943 df-ss 3952 df-nul 4292 df-if 4468 df-pw 4541 df-sn 4568 df-pr 4570 df-op 4574 df-uni 4839 df-br 5067 df-opab 5129 df-xp 5561 df-rel 5562 df-cnv 5563 df-dm 5565 df-rn 5566 df-fun 6357 df-fn 6358 df-f 6359 |
This theorem is referenced by: cnfldmul 20551 cnfldfun 20557 cnfldfunALT 20558 cnlmod4 23743 cnnvg 28455 cnnvs 28457 cncph 28596 |
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