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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 11205 | . 2 ⊢ (𝐵 · 𝐴) = (𝐴 · 𝐵) |
| 4 | mulcomli.3 | . 2 ⊢ (𝐴 · 𝐵) = 𝐶 | |
| 5 | 3, 4 | eqtri 2788 | 1 ⊢ (𝐵 · 𝐴) = 𝐶 |
| Colors of variables: wff setvar class |
| Syntax hints: = wceq 1563 ∈ wcel 2145 (class class class)co 7400 ℂcc 11086 · cmul 11093 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1818 ax-4 1832 ax-5 1933 ax-6 1990 ax-7 2031 ax-9 2155 ax-ext 2737 ax-mulcom 11152 |
| This theorem depends on definitions: df-bi 210 df-an 401 df-ex 1803 df-cleq 2757 |
| This theorem is referenced by: divcan1i 11950 mvllmuli 12039 recgt0ii 12112 2t3e6 12398 2t4e8 12401 halfthird 12456 nummul2c 12757 5recm6rec 12852 sq4e2t8 14226 cos2bnd 16234 prmo3 17091 dec5nprm 17116 karatsuba 17133 2exp6 17136 2exp8 17138 2exp11 17139 2exp16 17140 7prm 17160 13prm 17166 17prm 17167 19prm 17168 23prm 17169 43prm 17172 83prm 17173 139prm 17174 163prm 17175 317prm 17176 631prm 17177 1259lem1 17181 1259lem2 17182 1259lem3 17183 1259lem4 17184 1259lem5 17185 1259prm 17186 2503lem1 17187 2503lem2 17188 2503lem3 17189 2503prm 17190 4001lem1 17191 4001lem2 17192 4001lem3 17193 4001lem4 17194 4001prm 17195 pcoass 25144 efif1olem2 26666 mcubic 26970 quart1lem 26978 quart1 26979 quartlem1 26980 tanatan 27042 log2ublem3 27071 log2ub 27072 bclbnd 27402 bpos1lem 27404 bposlem4 27409 bposlem5 27410 bposlem8 27413 2lgslem3a 27518 2lgsoddprmlem3c 27534 2lgsoddprmlem3d 27535 ex-exp 30710 ex-fac 30711 ex-prmo 30719 ipasslem10 31100 siii 31114 normlem3 31373 bcsiALT 31440 dpmul1000 33131 hgt750lem2 34956 12lcm5e60 42637 60lcm7e420 42639 420lcm8e840 42640 3exp7 42682 3lexlogpow5ineq1 42683 3lexlogpow2ineq2 42688 3lexlogpow5ineq5 42689 aks4d1p1 42705 4t5e20 42912 235t711 42926 ex-decpmul 42927 0tie0 42936 3cubeslem3l 43279 3cubeslem3r 43280 sqrtcval2 44230 resqrtvalex 44233 inductionexd 44743 fouriersw 46803 goldrasin 47474 1t10e1p1e11 47902 fmtno5lem1 48160 fmtno5lem2 48161 257prm 48168 fmtno4prmfac 48179 fmtno4nprmfac193 48181 fmtno5faclem2 48187 139prmALT 48203 127prm 48206 3exp4mod41 48223 41prothprmlem2 48225 2exp340mod341 48353 8exp8mod9 48356 gpg5order 48680 |
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