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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 12329 | . 2 ⊢ 4 = (3 + 1) | |
| 2 | 1 | eqcomi 2769 | 1 ⊢ (3 + 1) = 4 |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: = wceq 1570 (class class class)co 7413 1c1 11125 + caddc 11127 3c3 12320 4c4 12321 |
| 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-9 2155 ax-ext 2732 |
| This proof depends on definitions: df-bi 210 df-an 402 df-ex 1813 df-cleq 2752 df-4 12329 |
| This theorem is used by: 7t6e42 12854 8t5e40 12859 9t5e45 12866 fz0to4untppr 13685 fz0to5un2tp 13686 fac4 14345 hash4 14471 hash7g 14551 s4len 14970 bpoly4 16145 2exp16 17182 43prm 17214 83prm 17215 317prm 17218 1259lem2 17224 1259lem3 17225 1259lem4 17226 1259lem5 17227 2503lem1 17229 2503lem2 17230 4001lem1 17233 4001lem2 17234 4001lem4 17236 4001prm 17237 binom4 27087 quartlem1 27094 log2ublem3 27185 log2ub 27186 bclbnd 27516 addsqnreup 27679 tgcgr4 28873 upgr4cycl4dv4e 30665 ex-opab 30912 ex-ind-dvds 30941 evl1deg3 33988 iconstr 34276 cos9thpiminplylem1 34292 fib4 34915 fib5 34916 hgt750lem 35159 hgt750lem2 35160 3lexlogpow5ineq1 42920 3lexlogpow5ineq5 42926 aks4d1p1p5 42941 aks4d1p1 42942 1p3e4 43126 235t711 43180 3cubeslem3l 43531 3cubeslem3r 43532 inductionexd 44995 lhe4.4ex1a 45153 stoweidlem26 46854 stoweidlem34 46862 smfmullem2 47620 2ltceilhalf 48220 fmtno5lem4 48459 fmtno5 48460 fmtno5faclem2 48483 3ndvds4 48498 139prmALT 48499 31prm 48500 m5prm 48501 ppivalnnnprm 48531 11t31e341 48648 2exp340mod341 48649 8exp8mod9 48652 sbgoldbalt 48697 sbgoldbo 48703 nnsum3primesle9 48710 nnsum4primeseven 48716 nnsum4primesevenALTV 48717 gpgprismgr4cycllem10 49020 ackval3 49613 ackval3012 49622 ackval41a 49624 ackval41 49625 ackval42 49626 veronesevrowd 50812 veroquadgsumlem 50816 |
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