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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 11187 | . 2 ⊢ (𝐵 · 𝐴) = (𝐴 · 𝐵) |
| 4 | mulcomli.3 | . 2 ⊢ (𝐴 · 𝐵) = 𝐶 | |
| 5 | 3, 4 | eqtri 2784 | 1 ⊢ (𝐵 · 𝐴) = 𝐶 |
| Colors of variables: wff setvar class |
| Syntax hints: = wceq 1559 ∈ wcel 2141 (class class class)co 7392 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-9 2151 ax-ext 2733 ax-mulcom 11134 |
| This theorem depends on definitions: df-bi 209 df-an 400 df-ex 1799 df-cleq 2753 |
| This theorem is referenced by: divcan1i 11932 mvllmuli 12021 recgt0ii 12095 2t3e6 12381 2t4e8 12384 halfthird 12439 nummul2c 12740 5recm6rec 12835 sq4e2t8 14209 cos2bnd 16203 prmo3 17060 dec5nprm 17085 karatsuba 17102 2exp6 17105 2exp8 17107 2exp11 17108 2exp16 17109 7prm 17129 13prm 17135 17prm 17136 19prm 17137 23prm 17138 43prm 17141 83prm 17142 139prm 17143 163prm 17144 317prm 17145 631prm 17146 1259lem1 17150 1259lem2 17151 1259lem3 17152 1259lem4 17153 1259lem5 17154 1259prm 17155 2503lem1 17156 2503lem2 17157 2503lem3 17158 2503prm 17159 4001lem1 17160 4001lem2 17161 4001lem3 17162 4001lem4 17163 4001prm 17164 pcoass 25066 efif1olem2 26585 mcubic 26889 quart1lem 26897 quart1 26898 quartlem1 26899 tanatan 26961 log2ublem3 26990 log2ub 26991 bclbnd 27321 bpos1lem 27323 bposlem4 27328 bposlem5 27329 bposlem8 27332 2lgslem3a 27437 2lgsoddprmlem3c 27453 2lgsoddprmlem3d 27454 ex-exp 30598 ex-fac 30599 ex-prmo 30607 ipasslem10 30988 siii 31002 normlem3 31261 bcsiALT 31328 dpmul1000 33037 hgt750lem2 34910 12lcm5e60 42589 60lcm7e420 42591 420lcm8e840 42592 3exp7 42634 3lexlogpow5ineq1 42635 3lexlogpow2ineq2 42640 3lexlogpow5ineq5 42641 aks4d1p1 42657 4t5e20 42864 235t711 42878 ex-decpmul 42879 0tie0 42888 3cubeslem3l 43231 3cubeslem3r 43232 sqrtcval2 44182 resqrtvalex 44185 inductionexd 44695 fouriersw 46769 goldrasin 47440 1t10e1p1e11 47868 fmtno5lem1 48126 fmtno5lem2 48127 257prm 48134 fmtno4prmfac 48145 fmtno4nprmfac193 48147 fmtno5faclem2 48153 139prmALT 48169 127prm 48172 3exp4mod41 48189 41prothprmlem2 48191 2exp340mod341 48319 8exp8mod9 48322 gpg5order 48646 |
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