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| Mirrors > Home > MPE Home > Th. List > 6p1e7 | Structured version Visualization version GIF version | ||
| Description: 6 + 1 = 7. (Contributed by Mario Carneiro, 18-Apr-2015.) |
| Ref | Expression |
|---|---|
| 6p1e7 | ⊢ (6 + 1) = 7 |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | df-7 12417 | . 2 ⊢ 7 = (6 + 1) | |
| 2 | 1 | eqcomi 2769 | 1 ⊢ (6 + 1) = 7 |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: = wceq 1569 (class class class)co 7424 1c1 11208 + caddc 11210 6c6 12408 7c7 12409 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1827 ax-4 1841 ax-5 1942 ax-6 1999 ax-7 2040 ax-9 2154 ax-ext 2732 |
| This proof depends on definitions: df-bi 210 df-an 402 df-ex 1812 df-cleq 2752 df-7 12417 |
| This theorem is used by: 9t8e72 12954 s7len 15062 37prm 17308 163prm 17312 317prm 17313 631prm 17314 1259lem1 17318 1259lem3 17320 1259lem4 17321 1259lem5 17322 2503lem1 17324 2503lem2 17325 2503lem3 17326 2503prm 17327 4001lem1 17328 4001lem4 17331 4001prm 17332 log2ublem3 27285 log2ub 27286 hgt750lemd 35327 hgt750lem2 35331 3exp7 43212 3lexlogpow5ineq1 43213 25or6to4 43365 1p6e7 43422 235t711 43471 ex-decpmul 43472 3cubeslem3l 43805 3cubeslem3r 43806 fmtno2 48743 fmtno3 48744 fmtno4 48745 fmtno5lem4 48749 fmtno5 48750 fmtno4nprmfac193 48767 fmtno5fac 48775 127prm 48792 mod42tp1mod8 48795 ppivalnn4 48820 2exp340mod341 48939 gbowge7 48969 sbgoldbwt 48983 nnsum3primesle9 49000 |
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