Metamath Proof Explorer |
< Previous
Next >
Nearby theorems |
||
Mirrors > Home > MPE Home > Th. List > 3cn | Structured version Visualization version GIF version |
Description: The number 3 is a complex number. (Contributed by FL, 17-Oct-2010.) Reduce dependencies on axioms. (Revised by Steven Nguyen, 4-Oct-2022.) |
Ref | Expression |
---|---|
3cn | ⊢ 3 ∈ ℂ |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | df-3 11704 | . 2 ⊢ 3 = (2 + 1) | |
2 | 2cn 11715 | . . 3 ⊢ 2 ∈ ℂ | |
3 | ax-1cn 10597 | . . 3 ⊢ 1 ∈ ℂ | |
4 | 2, 3 | addcli 10649 | . 2 ⊢ (2 + 1) ∈ ℂ |
5 | 1, 4 | eqeltri 2911 | 1 ⊢ 3 ∈ ℂ |
Colors of variables: wff setvar class |
Syntax hints: ∈ wcel 2114 (class class class)co 7158 ℂcc 10537 1c1 10540 + caddc 10542 2c2 11695 3c3 11696 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1796 ax-4 1810 ax-5 1911 ax-6 1970 ax-7 2015 ax-8 2116 ax-9 2124 ax-ext 2795 ax-1cn 10597 ax-addcl 10599 |
This theorem depends on definitions: df-bi 209 df-an 399 df-ex 1781 df-cleq 2816 df-clel 2895 df-2 11703 df-3 11704 |
This theorem is referenced by: 3ex 11722 4cn 11725 4m1e3 11769 3p2e5 11791 3p3e6 11792 4p4e8 11795 5p4e9 11798 3t1e3 11805 3t2e6 11806 3t3e9 11807 8th4div3 11860 halfpm6th 11861 6p4e10 12173 9t8e72 12229 halfthird 12244 sq3 13564 expnass 13573 fac3 13643 sqrlem7 14610 caurcvgr 15032 bpoly2 15413 bpoly3 15414 bpoly4 15415 ef01bndlem 15539 sin01bnd 15540 cos01bnd 15541 cos1bnd 15542 cos2bnd 15543 cos01gt0 15546 rpnnen2lem3 15571 rpnnen2lem11 15579 3dvdsdec 15683 3dvds2dec 15684 3lcm2e6woprm 15961 prmo3 16379 2exp6 16424 2exp16 16426 7prm 16446 13prm 16451 17prm 16452 19prm 16453 37prm 16456 43prm 16457 83prm 16458 139prm 16459 163prm 16460 317prm 16461 631prm 16462 1259lem1 16466 1259lem2 16467 1259lem3 16468 1259lem4 16469 1259lem5 16470 1259prm 16471 2503lem1 16472 2503lem2 16473 2503lem3 16474 2503prm 16475 4001lem1 16476 4001lem2 16477 4001lem3 16478 4001lem4 16479 4001prm 16480 tangtx 25093 sincos6thpi 25103 sincos3rdpi 25104 pigt3 25105 pige3ALT 25107 2logb9irrALT 25378 ang180lem2 25390 1cubr 25422 dcubic1lem 25423 dcubic2 25424 dcubic1 25425 dcubic 25426 mcubic 25427 cubic2 25428 cubic 25429 binom4 25430 quart1cl 25434 quart1lem 25435 quart1 25436 quartlem1 25437 quartlem3 25439 log2cnv 25524 log2tlbnd 25525 log2ublem2 25527 log2ublem3 25528 log2ub 25529 basellem5 25664 basellem8 25667 basellem9 25668 cht3 25752 ppiub 25782 chtub 25790 bclbnd 25858 bposlem6 25867 bposlem8 25869 bposlem9 25870 lgsdir2lem1 25903 lgsdir2lem5 25907 2lgslem3b 25975 2lgslem3d 25977 2lgsoddprmlem3c 25990 2lgsoddprmlem3d 25991 addsqnreup 26021 pntibndlem1 26167 pntlemk 26184 ex-opab 28213 ex-exp 28231 ex-dvds 28237 ex-gcd 28238 ex-lcm 28239 ex-prmo 28240 ex-ind-dvds 28242 fib5 31665 fib6 31666 hgt750lem 31924 hgt750lem2 31925 hgt750leme 31931 problem4 32913 problem5 32914 sinccvglem 32917 mblfinlem3 34933 itg2addnclem2 34946 itg2addnclem3 34947 heiborlem6 35096 heiborlem7 35097 fac2xp3 39101 235t711 39184 ex-decpmul 39185 cu3addd 39284 3cubeslem3l 39290 3cubeslem3r 39291 jm2.23 39600 inductionexd 40512 lhe4.4ex1a 40668 stoweidlem13 42305 stoweidlem26 42318 stoweidlem34 42326 wallispilem4 42360 wallispi2lem1 42363 fmtno5lem1 43722 fmtno5lem2 43723 257prm 43730 fmtno4prmfac 43741 fmtno4nprmfac193 43743 139prmALT 43766 127prm 43770 mod42tp1mod8 43774 3exp4mod41 43788 41prothprmlem2 43790 6even 43883 11t31e341 43904 2exp340mod341 43905 gbpart8 43940 sbgoldbwt 43949 sbgoldbst 43950 evengpop3 43970 evengpoap3 43971 nnsum4primeseven 43972 nnsum4primesevenALTV 43973 2t6m3t4e0 44403 linevalexample 44457 zlmodzxzequa 44558 zlmodzxzequap 44561 |
Copyright terms: Public domain | W3C validator |