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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 11690 | . 2 ⊢ 4 = (3 + 1) | |
2 | 1 | eqcomi 2807 | 1 ⊢ (3 + 1) = 4 |
Colors of variables: wff setvar class |
Syntax hints: = wceq 1538 (class class class)co 7135 1c1 10527 + caddc 10529 3c3 11681 4c4 11682 |
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 1911 ax-6 1970 ax-7 2015 ax-9 2121 ax-ext 2770 |
This theorem depends on definitions: df-bi 210 df-an 400 df-ex 1782 df-cleq 2791 df-4 11690 |
This theorem is referenced by: 7t6e42 12199 8t5e40 12204 9t5e45 12211 fac4 13637 hash4 13764 s4len 14252 bpoly4 15405 2exp16 16416 43prm 16447 83prm 16448 317prm 16451 1259lem2 16457 1259lem3 16458 1259lem4 16459 1259lem5 16460 2503lem1 16462 2503lem2 16463 4001lem1 16466 4001lem2 16467 4001lem4 16469 4001prm 16470 binom4 25436 quartlem1 25443 log2ublem3 25534 log2ub 25535 bclbnd 25864 addsqnreup 26027 tgcgr4 26325 upgr4cycl4dv4e 27970 ex-opab 28217 ex-ind-dvds 28246 fib4 31772 fib5 31773 hgt750lem 32032 hgt750lem2 32033 235t711 39485 3cubeslem3l 39627 3cubeslem3r 39628 inductionexd 40858 lhe4.4ex1a 41033 stoweidlem26 42668 stoweidlem34 42676 smfmullem2 43424 fmtno5lem4 44073 fmtno5 44074 fmtno5faclem2 44097 3ndvds4 44112 139prmALT 44113 31prm 44114 m5prm 44115 11t31e341 44250 2exp340mod341 44251 8exp8mod9 44254 sbgoldbalt 44299 sbgoldbo 44305 nnsum3primesle9 44312 nnsum4primeseven 44318 nnsum4primesevenALTV 44319 ackval3 45097 ackval3012 45106 ackval41a 45108 ackval41 45109 ackval42 45110 |
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