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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 12450 | . 2 ⊢ 7 = (6 + 1) | |
| 2 | 1 | eqcomi 2772 | 1 ⊢ (6 + 1) = 7 |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: = wceq 1570 (class class class)co 7451 1c1 11240 + caddc 11242 6c6 12441 7c7 12442 |
| 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 1945 ax-6 2002 ax-7 2043 ax-9 2157 ax-ext 2735 |
| This proof depends on definitions: df-bi 210 df-an 402 df-ex 1813 df-cleq 2755 df-7 12450 |
| This theorem is used by: 9t8e72 12987 s7len 15096 37prm 17343 163prm 17347 317prm 17348 631prm 17349 1259lem1 17353 1259lem3 17355 1259lem4 17356 1259lem5 17357 2503lem1 17359 2503lem2 17360 2503lem3 17361 2503prm 17362 4001lem1 17363 4001lem4 17366 4001prm 17367 log2ublem3 27333 log2ub 27334 hgt750lemd 35388 hgt750lem2 35392 3exp7 43369 3lexlogpow5ineq1 43370 25or6to4 43522 1p6e7 43579 235t711 43628 ex-decpmul 43629 3cubeslem3l 43962 3cubeslem3r 43963 fmtno2 48908 fmtno3 48909 fmtno4 48910 fmtno5lem4 48914 fmtno5 48915 fmtno4nprmfac193 48932 fmtno5fac 48940 127prm 48957 mod42tp1mod8 48960 ppivalnn4 48985 2exp340mod341 49104 gbowge7 49134 sbgoldbwt 49148 nnsum3primesle9 49165 |
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