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| Mirrors > Home > MPE Home > Th. List > mulridi | Structured version Visualization version GIF version | ||
| Description: Identity law for multiplication. (Contributed by NM, 14-Feb-1995.) |
| Ref | Expression |
|---|---|
| axi.1 | ⊢ 𝐴 ∈ ℂ |
| Ref | Expression |
|---|---|
| mulridi | ⊢ (𝐴 · 1) = 𝐴 |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | axi.1 | . 2 ⊢ 𝐴 ∈ ℂ | |
| 2 | mulrid 11287 | . 2 ⊢ (𝐴 ∈ ℂ → (𝐴 · 1) = 𝐴) | |
| 3 | 1, 2 | ax-mp 5 | 1 ⊢ (𝐴 · 1) = 𝐴 |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: = wceq 1570 ∈ wcel 2145 (class class class)co 7412 ℂcc 11179 1c1 11182 · cmul 11186 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1828 ax-4 1842 ax-5 1943 ax-6 2000 ax-7 2041 ax-8 2147 ax-9 2155 ax-ext 2733 ax-resscn 11238 ax-1cn 11239 ax-icn 11240 ax-addcl 11241 ax-mulcl 11243 ax-mulcom 11245 ax-mulass 11247 ax-distr 11248 ax-1rid 11251 ax-cnre 11254 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3an 1105 df-tru 1573 df-fal 1583 df-ex 1813 df-sb 2100 df-clab 2740 df-cleq 2753 df-clel 2836 df-rex 3088 df-rab 3414 df-v 3453 df-dif 3902 df-un 3904 df-ss 3916 df-nul 4280 df-if 4483 df-sn 4585 df-pr 4587 df-op 4591 df-uni 4868 df-br 5104 df-iota 6487 df-fv 6539 df-ov 7415 |
| This theorem is used by: addrid 11471 0lt1 11819 muleqadd 11941 1t1e1 12485 2t1e2 12486 3t1e3 12488 9p1e10 12797 numltc 12826 numsucc 12840 dec10p 12843 numadd 12847 numaddc 12848 11multnc 12868 4t3lem 12897 5t2e10 12900 9t11e99OLD 12931 nn0opthlem1 14392 faclbnd4lem1 14417 sgnmul 15240 rei 15303 imi 15304 cji 15306 sqrtm1 15422 0.999... 16030 efival 16300 ef01bndlem 16332 5ndvds6 16564 3lcm2e6 16888 decsplit0b 17237 2exp8 17246 37prm 17279 43prm 17280 83prm 17281 139prm 17282 163prm 17283 317prm 17284 1259lem1 17289 1259lem2 17290 1259lem3 17291 1259lem4 17292 1259lem5 17293 2503lem1 17295 2503lem2 17296 2503prm 17298 4001lem1 17299 4001lem2 17300 4001lem3 17301 cnmsgnsubg 21863 mdetralt 22903 dveflem 26279 dvsincos 26281 efhalfpi 26782 pige3ALT 26830 cosne0 26839 efif1olem4 26855 logf1o2 26960 asin1 27204 dvatan 27245 log2ublem3 27258 log2ub 27259 birthday 27264 basellem9 27398 ppiub 27513 chtub 27521 bposlem8 27600 lgsdir2 27639 mulog2sumlem2 27844 pntlemb 27906 avril1 31046 ipidsq 31294 nmopadjlem 32673 nmopcoadji 32685 unierri 32688 signswch 35173 itgexpif 35218 reprlt 35231 breprexp 35245 hgt750lem 35263 hgt750lem2 35264 circum 36408 dvasin 38590 3lexlogpow5ineq1 43072 3lexlogpow5ineq5 43078 aks4d1p1 43094 235t711 43330 ex-decpmul 43331 it1ei 43341 sqrtcval2 44601 resqrtvalex 44604 imsqrtvalex 44605 inductionexd 45114 xralrple3 46329 wallispi 47024 wallispi2lem2 47026 stirlinglem1 47028 dirkertrigeqlem3 47054 goldpolyfactor 47871 goldratval 47880 modm1p1ne 48390 257prm 48590 fmtno4prmfac193 48602 fmtno5fac 48611 139prmALT 48625 127prm 48628 2exp340mod341 48775 |
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