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| Mirrors > Home > MPE Home > Th. List > 3p1e4 | Structured version Visualization version GIF version | ||
| Description: 3 + 1 = 4. (Contributed by Mario Carneiro, 18-Apr-2015.) |
| Ref | Expression |
|---|---|
| 3p1e4 | ⊢ (3 + 1) = 4 |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | df-4 12246 | . 2 ⊢ 4 = (3 + 1) | |
| 2 | 1 | eqcomi 2745 | 1 ⊢ (3 + 1) = 4 |
| Colors of variables: wff setvar class |
| Syntax hints: = wceq 1542 (class class class)co 7367 1c1 11039 + caddc 11041 3c3 12237 4c4 12238 |
| 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-9 2124 ax-ext 2708 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-ex 1782 df-cleq 2728 df-4 12246 |
| This theorem is referenced by: 7t6e42 12757 8t5e40 12762 9t5e45 12769 fz0to4untppr 13584 fz0to5un2tp 13585 fac4 14243 hash4 14369 hash7g 14448 s4len 14861 bpoly4 16024 2exp16 17061 43prm 17092 83prm 17093 317prm 17096 1259lem2 17102 1259lem3 17103 1259lem4 17104 1259lem5 17105 2503lem1 17107 2503lem2 17108 4001lem1 17111 4001lem2 17112 4001lem4 17114 4001prm 17115 binom4 26814 quartlem1 26821 log2ublem3 26912 log2ub 26913 bclbnd 27243 addsqnreup 27406 tgcgr4 28599 upgr4cycl4dv4e 30255 ex-opab 30502 ex-ind-dvds 30531 evl1deg3 33638 iconstr 33910 cos9thpiminplylem1 33926 fib4 34548 fib5 34549 hgt750lem 34795 hgt750lem2 34796 3lexlogpow5ineq1 42493 3lexlogpow5ineq5 42499 aks4d1p1p5 42514 aks4d1p1 42515 1p3e4 42697 235t711 42737 3cubeslem3l 43118 3cubeslem3r 43119 inductionexd 44582 lhe4.4ex1a 44756 stoweidlem26 46454 stoweidlem34 46462 smfmullem2 47220 2ltceilhalf 47780 fmtno5lem4 48019 fmtno5 48020 fmtno5faclem2 48043 3ndvds4 48058 139prmALT 48059 31prm 48060 m5prm 48061 ppivalnnnprm 48091 11t31e341 48208 2exp340mod341 48209 8exp8mod9 48212 sbgoldbalt 48257 sbgoldbo 48263 nnsum3primesle9 48270 nnsum4primeseven 48276 nnsum4primesevenALTV 48277 gpgprismgr4cycllem10 48580 ackval3 49159 ackval3012 49168 ackval41a 49170 ackval41 49171 ackval42 49172 |
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