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| Mirrors > Home > MPE Home > Th. List > 2t1e2 | Structured version Visualization version GIF version | ||
| Description: 2 times 1 equals 2. (Contributed by David A. Wheeler, 6-Dec-2018.) |
| Ref | Expression |
|---|---|
| 2t1e2 | ⊢ (2 · 1) = 2 |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | 2cn 12256 | . 2 ⊢ 2 ∈ ℂ | |
| 2 | 1 | mulridi 11149 | 1 ⊢ (2 · 1) = 2 |
| Colors of variables: wff setvar class |
| Syntax hints: = wceq 1542 (class class class)co 7367 1c1 11039 · cmul 11043 2c2 12236 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1797 ax-4 1811 ax-5 1912 ax-6 1969 ax-7 2010 ax-8 2116 ax-9 2124 ax-ext 2708 ax-resscn 11095 ax-1cn 11096 ax-icn 11097 ax-addcl 11098 ax-mulcl 11100 ax-mulcom 11102 ax-mulass 11104 ax-distr 11105 ax-1rid 11108 ax-cnre 11111 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 849 df-3an 1089 df-tru 1545 df-fal 1555 df-ex 1782 df-sb 2069 df-clab 2715 df-cleq 2728 df-clel 2811 df-rex 3062 df-rab 3390 df-v 3431 df-dif 3892 df-un 3894 df-ss 3906 df-nul 4274 df-if 4467 df-sn 4568 df-pr 4570 df-op 4574 df-uni 4851 df-br 5086 df-iota 6454 df-fv 6506 df-ov 7370 df-2 12244 |
| This theorem is referenced by: decbin2 12785 expubnd 14140 01sqrexlem7 15210 trirecip 15828 bpoly3 16023 fsumcube 16025 ege2le3 16055 cos2tsin 16146 cos2bnd 16155 odd2np1 16310 opoe 16332 flodddiv4 16384 2mulprm 16662 pythagtriplem4 16790 2503lem2 17108 2503lem3 17109 4001lem4 17114 4001prm 17115 htpycc 24947 pco1 24982 pcohtpylem 24986 pcopt 24989 pcorevlem 24993 ovolunlem1a 25463 cos2pi 26440 coskpi 26487 dcubic2 26808 dcubic 26810 basellem3 27046 chtublem 27174 bcp1ctr 27242 bclbnd 27243 bposlem1 27247 bposlem2 27248 bposlem5 27251 2lgslem3d1 27366 2sqreultlem 27410 2sqreunnltlem 27413 chebbnd1lem1 27432 chebbnd1lem3 27434 chebbnd1 27435 frgrregord013 30465 ex-ind-dvds 30531 wrdt2ind 33013 knoppndvlem12 36783 heiborlem6 38137 3lexlogpow5ineq1 42493 aks4d1p1 42515 2np3bcnp1 42583 2ap1caineq 42584 flt4lem7 43092 jm2.23 43424 sumnnodd 46060 wallispilem4 46496 wallispi2lem1 46499 wallispi2lem2 46500 wallispi2 46501 stirlinglem11 46512 dirkertrigeqlem1 46526 fouriersw 46659 fmtnorec4 48012 lighneallem2 48069 lighneallem3 48070 3exp4mod41 48079 opoeALTV 48159 fppr2odd 48207 8exp8mod9 48212 ackval2 49158 ackval2012 49167 |
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