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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 11309 | . 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 1569 ∈ wcel 2144 (class class class)co 7420 ℂcc 11201 1c1 11204 · cmul 11208 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1827 ax-4 1841 ax-5 1942 ax-6 1999 ax-7 2040 ax-8 2146 ax-9 2154 ax-ext 2732 ax-resscn 11260 ax-1cn 11261 ax-icn 11262 ax-addcl 11263 ax-mulcl 11265 ax-mulcom 11267 ax-mulass 11269 ax-distr 11270 ax-1rid 11273 ax-cnre 11276 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3an 1105 df-tru 1572 df-fal 1582 df-ex 1812 df-sb 2099 df-clab 2739 df-cleq 2752 df-clel 2835 df-rex 3087 df-rab 3413 df-v 3452 df-ss 3896 df-dif 4047 df-un 4151 df-nul 4279 df-if 4482 df-sn 4585 df-pr 4587 df-op 4835 df-uni 4867 df-br 5103 df-iota 6494 df-fv 6546 df-ov 7423 |
| This theorem is used by: addrid 11493 0lt1 11841 muleqadd 11963 1t1e1 12507 2t1e2 12508 3t1e3 12510 9p1e10 12819 numltc 12848 numsucc 12862 dec10p 12865 numadd 12869 numaddc 12870 11multnc 12890 4t3lem 12919 5t2e10 12922 9t11e99OLD 12953 nn0opthlem1 14415 faclbnd4lem1 14440 sgnmul 15265 rei 15328 imi 15329 cji 15331 sqrtm1 15447 0.999... 16055 efival 16325 ef01bndlem 16357 5ndvds6 16589 3lcm2e6 16913 decsplit0b 17262 2exp8 17271 37prm 17304 43prm 17305 83prm 17306 139prm 17307 163prm 17308 317prm 17309 1259lem1 17314 1259lem2 17315 1259lem3 17316 1259lem4 17317 1259lem5 17318 2503lem1 17320 2503lem2 17321 2503prm 17323 4001lem1 17324 4001lem2 17325 4001lem3 17326 cnmsgnsubg 21888 mdetralt 22928 dveflem 26304 dvsincos 26306 efhalfpi 26805 pige3ALT 26853 cosne0 26862 efif1olem4 26878 logf1o2 26983 asin1 27227 dvatan 27268 log2ublem3 27281 log2ub 27282 birthday 27287 basellem9 27421 ppiub 27536 chtub 27544 bposlem8 27623 lgsdir2 27662 mulog2sumlem2 27867 pntlemb 27929 avril1 31069 ipidsq 31317 nmopadjlem 32696 nmopcoadji 32708 unierri 32711 signswch 35236 itgexpif 35281 reprlt 35294 breprexp 35308 hgt750lem 35326 hgt750lem2 35327 circum 36525 dvasin 38715 3lexlogpow5ineq1 43197 3lexlogpow5ineq5 43203 aks4d1p1 43219 235t711 43455 ex-decpmul 43456 it1ei 43466 sqrtcval2 44735 resqrtvalex 44738 imsqrtvalex 44739 inductionexd 45248 xralrple3 46478 wallispi 47173 wallispi2lem2 47175 stirlinglem1 47177 dirkertrigeqlem3 47203 goldpolyfactor 48020 goldratval 48029 modm1p1ne 48539 257prm 48739 fmtno4prmfac193 48751 fmtno5fac 48760 139prmALT 48774 127prm 48777 2exp340mod341 48924 |
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