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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 12323 | . 2 ⊢ 7 = (6 + 1) | |
| 2 | 1 | eqcomi 2774 | 1 ⊢ (6 + 1) = 7 |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: = wceq 1570 (class class class)co 7419 1c1 11116 + caddc 11118 6c6 12314 7c7 12315 |
| 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 2156 ax-ext 2737 |
| This proof depends on definitions: df-bi 210 df-an 402 df-ex 1813 df-cleq 2757 df-7 12323 |
| This theorem is used by: 9t8e72 12860 s7len 14963 37prm 17203 163prm 17207 317prm 17208 631prm 17209 1259lem1 17213 1259lem3 17215 1259lem4 17216 1259lem5 17217 2503lem1 17219 2503lem2 17220 2503lem3 17221 2503prm 17222 4001lem1 17223 4001lem4 17226 4001prm 17227 log2ublem3 27164 log2ub 27165 hgt750lemd 35100 hgt750lem2 35104 3exp7 42878 3lexlogpow5ineq1 42879 25or6to4 43031 235t711 43124 ex-decpmul 43125 3cubeslem3l 43475 3cubeslem3r 43476 fmtno2 48360 fmtno3 48361 fmtno4 48362 fmtno5lem4 48366 fmtno5 48367 fmtno4nprmfac193 48384 fmtno5fac 48392 127prm 48409 mod42tp1mod8 48412 ppivalnn4 48437 2exp340mod341 48556 gbowge7 48586 sbgoldbwt 48600 nnsum3primesle9 48617 |
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