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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 11234 | . 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 7417 ℂcc 11126 1c1 11129 · cmul 11133 |
| 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 2734 ax-resscn 11185 ax-1cn 11186 ax-icn 11187 ax-addcl 11188 ax-mulcl 11190 ax-mulcom 11192 ax-mulass 11194 ax-distr 11195 ax-1rid 11198 ax-cnre 11201 |
| 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 2741 df-cleq 2754 df-clel 2837 df-rex 3089 df-rab 3415 df-v 3455 df-dif 3905 df-un 3907 df-ss 3919 df-nul 4283 df-if 4486 df-sn 4588 df-pr 4590 df-op 4594 df-uni 4871 df-br 5108 df-iota 6493 df-fv 6545 df-ov 7420 |
| This theorem is used by: addrid 11418 0lt1 11764 muleqadd 11886 1t1e1 12430 2t1e2 12431 3t1e3 12433 9p1e10 12742 numltc 12771 numsucc 12785 dec10p 12788 numadd 12792 numaddc 12793 11multnc 12813 4t3lem 12842 5t2e10 12845 9t11e99OLD 12876 nn0opthlem1 14336 faclbnd4lem1 14361 sgnmul 15184 rei 15247 imi 15248 cji 15250 sqrtm1 15366 0.999... 15974 efival 16246 ef01bndlem 16278 5ndvds6 16510 3lcm2e6 16829 decsplit0b 17177 2exp8 17186 37prm 17219 43prm 17220 83prm 17221 139prm 17222 163prm 17223 317prm 17224 1259lem1 17229 1259lem2 17230 1259lem3 17231 1259lem4 17232 1259lem5 17233 2503lem1 17235 2503lem2 17236 2503prm 17238 4001lem1 17239 4001lem2 17240 4001lem3 17241 cnmsgnsubg 21796 mdetralt 22836 dveflem 26213 dvsincos 26215 efhalfpi 26716 pige3ALT 26765 cosne0 26774 efif1olem4 26790 logf1o2 26895 asin1 27139 dvatan 27180 log2ublem3 27193 log2ub 27194 birthday 27199 basellem9 27333 ppiub 27448 chtub 27456 bposlem8 27535 lgsdir2 27574 mulog2sumlem2 27779 pntlemb 27841 avril1 30951 ipidsq 31199 nmopadjlem 32578 nmopcoadji 32590 unierri 32593 signswch 35077 itgexpif 35122 reprlt 35135 breprexp 35149 hgt750lem 35167 hgt750lem2 35168 circum 36261 dvasin 38461 3lexlogpow5ineq1 42928 3lexlogpow5ineq5 42934 aks4d1p1 42950 235t711 43188 ex-decpmul 43189 it1ei 43199 sqrtcval2 44490 resqrtvalex 44493 imsqrtvalex 44494 inductionexd 45003 xralrple3 46211 wallispi 46906 wallispi2lem2 46908 stirlinglem1 46910 dirkertrigeqlem3 46936 goldpolyfactor 47753 goldratval 47762 modm1p1ne 48272 257prm 48472 fmtno4prmfac193 48484 fmtno5fac 48493 139prmALT 48507 127prm 48510 2exp340mod341 48657 |
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