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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 11218 | . 2 ⊢ (𝐵 · 𝐴) = (𝐴 · 𝐵) |
| 4 | mulcomli.3 | . 2 ⊢ (𝐴 · 𝐵) = 𝐶 | |
| 5 | 3, 4 | eqtri 2786 | 1 ⊢ (𝐵 · 𝐴) = 𝐶 |
| Colors of variables: wff setvar class |
| Syntax hints: = wceq 1570 ∈ wcel 2143 (class class class)co 7412 ℂcc 11099 · cmul 11106 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1825 ax-4 1839 ax-5 1940 ax-6 1997 ax-7 2038 ax-9 2153 ax-ext 2735 ax-mulcom 11165 |
| This theorem depends on definitions: df-bi 210 df-an 401 df-ex 1810 df-cleq 2755 |
| This theorem is referenced by: divcan1i 11960 mvllmuli 12049 recgt0ii 12122 2t3e6 12408 2t4e8 12411 nummul2c 12767 5recm6rec 12862 sq4e2t8 14237 cos2bnd 16245 dec5nprm 17127 karatsuba 17144 2exp8 17149 2exp11 17150 2exp16 17151 13prm 17177 17prm 17178 19prm 17179 23prm 17180 43prm 17183 83prm 17184 139prm 17185 163prm 17186 317prm 17187 631prm 17188 1259lem1 17192 1259lem2 17193 1259lem3 17194 1259lem4 17195 1259lem5 17196 1259prm 17197 2503lem1 17198 2503lem2 17199 2503lem3 17200 2503prm 17201 4001lem1 17202 4001lem2 17203 4001lem3 17204 4001lem4 17205 4001prm 17206 pcoass 25164 efif1olem2 26686 mcubic 26990 quart1lem 26998 quart1 26999 quartlem1 27000 tanatan 27062 log2ublem3 27091 log2ub 27092 bclbnd 27422 bpos1lem 27424 bposlem4 27429 bposlem5 27430 bposlem8 27433 2lgslem3a 27538 2lgsoddprmlem3c 27554 2lgsoddprmlem3d 27555 ex-exp 30779 ex-fac 30780 ex-prmo 30788 ipasslem10 31169 siii 31183 normlem3 31442 bcsiALT 31509 dpmul1000 33196 hgt750lem2 35017 12lcm5e60 42753 60lcm7e420 42755 420lcm8e840 42756 3exp7 42798 3lexlogpow5ineq1 42799 3lexlogpow2ineq2 42804 3lexlogpow5ineq5 42805 aks4d1p1 42821 25or6to4 42951 4t5e20 43030 235t711 43044 ex-decpmul 43045 0tie0 43054 3cubeslem3l 43397 3cubeslem3r 43398 sqrtcval2 44348 resqrtvalex 44351 inductionexd 44861 fouriersw 46925 goldrasin 47596 1t10e1p1e11 48024 fmtno5lem1 48282 fmtno5lem2 48283 257prm 48290 fmtno4prmfac 48301 fmtno4nprmfac193 48303 fmtno5faclem2 48309 139prmALT 48325 127prm 48328 3exp4mod41 48345 41prothprmlem2 48347 2exp340mod341 48475 8exp8mod9 48478 gpg5order 48802 |
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