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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 11150 | . 2 ⊢ · :(ℂ × ℂ)⟶ℂ | |
| 2 | cnex 11151 | . . 3 ⊢ ℂ ∈ V | |
| 3 | 2, 2 | xpex 7732 | . 2 ⊢ (ℂ × ℂ) ∈ V |
| 4 | fex2 7913 | . 2 ⊢ (( · :(ℂ × ℂ)⟶ℂ ∧ (ℂ × ℂ) ∈ V ∧ ℂ ∈ V) → · ∈ V) | |
| 5 | 1, 3, 2, 4 | mp3an 1481 | 1 ⊢ · ∈ V |
| Colors of variables: wff setvar class |
| Syntax hints: ∈ wcel 2141 Vcvv 3453 × cxp 5643 ⟶wf 6513 ℂcc 11068 · cmul 11075 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1814 ax-4 1828 ax-5 1929 ax-6 1986 ax-7 2027 ax-8 2143 ax-9 2151 ax-ext 2733 ax-sep 5245 ax-pow 5321 ax-pr 5389 ax-un 7714 ax-cnex 11126 ax-mulf 11150 |
| This theorem depends on definitions: df-bi 209 df-an 400 df-or 859 df-3an 1099 df-tru 1562 df-fal 1572 df-ex 1799 df-sb 2090 df-clab 2740 df-cleq 2753 df-clel 2836 df-ral 3076 df-rex 3086 df-rab 3414 df-v 3455 df-dif 3907 df-un 3909 df-in 3911 df-ss 3921 df-nul 4286 df-if 4480 df-pw 4556 df-sn 4582 df-pr 4584 df-op 4588 df-uni 4865 df-br 5100 df-opab 5162 df-xp 5651 df-rel 5652 df-cnv 5653 df-dm 5655 df-rn 5656 df-fun 6519 df-fn 6520 df-f 6521 |
| This theorem is referenced by: cnlmod4 25181 cnnvg 30827 cnnvs 30829 cncph 30968 |
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