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Mirrors > Home > MPE Home > Th. List > mpomulex | Structured version Visualization version GIF version |
Description: The multiplication operation is a set. Version of mulex 13013 using maps-to notation , which does not require ax-mulf 11226. (Contributed by GG, 16-Mar-2025.) |
Ref | Expression |
---|---|
mpomulex | β’ (π₯ β β, π¦ β β β¦ (π₯ Β· π¦)) β V |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | mpomulf 11241 | . 2 β’ (π₯ β β, π¦ β β β¦ (π₯ Β· π¦)):(β Γ β)βΆβ | |
2 | cnex 11227 | . . 3 β’ β β V | |
3 | 2, 2 | xpex 7761 | . 2 β’ (β Γ β) β V |
4 | fex2 7947 | . 2 β’ (((π₯ β β, π¦ β β β¦ (π₯ Β· π¦)):(β Γ β)βΆβ β§ (β Γ β) β V β§ β β V) β (π₯ β β, π¦ β β β¦ (π₯ Β· π¦)) β V) | |
5 | 1, 3, 2, 4 | mp3an 1457 | 1 β’ (π₯ β β, π¦ β β β¦ (π₯ Β· π¦)) β V |
Colors of variables: wff setvar class |
Syntax hints: β wcel 2098 Vcvv 3473 Γ cxp 5680 βΆwf 6549 (class class class)co 7426 β cmpo 7428 βcc 11144 Β· cmul 11151 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1789 ax-4 1803 ax-5 1905 ax-6 1963 ax-7 2003 ax-8 2100 ax-9 2108 ax-10 2129 ax-11 2146 ax-12 2166 ax-ext 2699 ax-sep 5303 ax-nul 5310 ax-pow 5369 ax-pr 5433 ax-un 7746 ax-cnex 11202 ax-mulcl 11208 |
This theorem depends on definitions: df-bi 206 df-an 395 df-or 846 df-3an 1086 df-tru 1536 df-fal 1546 df-ex 1774 df-nf 1778 df-sb 2060 df-mo 2529 df-eu 2558 df-clab 2706 df-cleq 2720 df-clel 2806 df-nfc 2881 df-ne 2938 df-ral 3059 df-rex 3068 df-rab 3431 df-v 3475 df-sbc 3779 df-csb 3895 df-dif 3952 df-un 3954 df-in 3956 df-ss 3966 df-nul 4327 df-if 4533 df-pw 4608 df-sn 4633 df-pr 4635 df-op 4639 df-uni 4913 df-iun 5002 df-br 5153 df-opab 5215 df-mpt 5236 df-id 5580 df-xp 5688 df-rel 5689 df-cnv 5690 df-co 5691 df-dm 5692 df-rn 5693 df-res 5694 df-ima 5695 df-iota 6505 df-fun 6555 df-fn 6556 df-f 6557 df-fv 6561 df-ov 7429 df-oprab 7430 df-mpo 7431 df-1st 7999 df-2nd 8000 |
This theorem is referenced by: mpocnfldmul 21293 cnfldfun 21300 cnfldfunALT 21301 |
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