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Mirrors > Home > MPE Home > Th. List > mulcomli | Structured version Visualization version GIF version |
Description: Commutative law for multiplication. (Contributed by NM, 23-Nov-1994.) |
Ref | Expression |
---|---|
axi.1 | ⊢ 𝐴 ∈ ℂ |
axi.2 | ⊢ 𝐵 ∈ ℂ |
mulcomli.3 | ⊢ (𝐴 · 𝐵) = 𝐶 |
Ref | Expression |
---|---|
mulcomli | ⊢ (𝐵 · 𝐴) = 𝐶 |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | axi.2 | . . 3 ⊢ 𝐵 ∈ ℂ | |
2 | axi.1 | . . 3 ⊢ 𝐴 ∈ ℂ | |
3 | 1, 2 | mulcomi 10652 | . 2 ⊢ (𝐵 · 𝐴) = (𝐴 · 𝐵) |
4 | mulcomli.3 | . 2 ⊢ (𝐴 · 𝐵) = 𝐶 | |
5 | 3, 4 | eqtri 2847 | 1 ⊢ (𝐵 · 𝐴) = 𝐶 |
Colors of variables: wff setvar class |
Syntax hints: = wceq 1536 ∈ wcel 2113 (class class class)co 7159 ℂcc 10538 · cmul 10545 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1795 ax-4 1809 ax-5 1910 ax-6 1969 ax-7 2014 ax-9 2123 ax-ext 2796 ax-mulcom 10604 |
This theorem depends on definitions: df-bi 209 df-an 399 df-ex 1780 df-cleq 2817 |
This theorem is referenced by: divcan1i 11387 mvllmuli 11476 recgt0ii 11549 nummul2c 12151 halfthird 12244 5recm6rec 12245 sq4e2t8 13565 cos2bnd 15544 prmo3 16380 dec5nprm 16405 decexp2 16414 karatsuba 16423 2exp6 16425 2exp8 16426 2exp16 16427 7prm 16447 13prm 16452 17prm 16453 19prm 16454 23prm 16455 43prm 16458 83prm 16459 139prm 16460 163prm 16461 317prm 16462 631prm 16463 1259lem1 16467 1259lem2 16468 1259lem3 16469 1259lem4 16470 1259lem5 16471 1259prm 16472 2503lem1 16473 2503lem2 16474 2503lem3 16475 2503prm 16476 4001lem1 16477 4001lem2 16478 4001lem3 16479 4001lem4 16480 4001prm 16481 pcoass 23631 efif1olem2 25130 mcubic 25428 quart1lem 25436 quart1 25437 quartlem1 25438 tanatan 25500 log2ublem3 25529 log2ub 25530 cht3 25753 bclbnd 25859 bpos1lem 25861 bposlem4 25866 bposlem5 25867 bposlem8 25870 2lgslem3a 25975 2lgsoddprmlem3c 25991 2lgsoddprmlem3d 25992 ex-exp 28232 ex-fac 28233 ex-prmo 28241 ipasslem10 28619 siii 28633 normlem3 28892 bcsiALT 28959 dpmul1000 30579 hgt750lem2 31927 235t711 39183 ex-decpmul 39184 3cubeslem3l 39289 3cubeslem3r 39290 inductionexd 40511 fouriersw 42523 1t10e1p1e11 43517 fmtno5lem1 43722 fmtno5lem2 43723 257prm 43730 fmtno4prmfac 43741 fmtno4nprmfac193 43743 fmtno5faclem2 43749 139prmALT 43766 127prm 43770 2exp11 43772 mod42tp1mod8 43774 3exp4mod41 43788 41prothprmlem2 43790 2exp340mod341 43905 8exp8mod9 43908 |
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