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| Mirrors > Home > MPE Home > Th. List > 4p1e5 | Structured version Visualization version GIF version | ||
| Description: 4 + 1 = 5. (Contributed by Mario Carneiro, 18-Apr-2015.) |
| Ref | Expression |
|---|---|
| 4p1e5 | ⊢ (4 + 1) = 5 |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | df-5 12323 | . 2 ⊢ 5 = (4 + 1) | |
| 2 | 1 | eqcomi 2774 | 1 ⊢ (4 + 1) = 5 |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: = wceq 1570 (class class class)co 7419 1c1 11118 + caddc 11120 4c4 12314 5c5 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-5 12323 |
| This theorem is used by: 8t7e56 12854 9t6e54 12860 s5len 14963 bpoly4 16137 2exp16 17174 prmlem2 17204 163prm 17209 317prm 17210 631prm 17211 1259lem1 17215 1259lem2 17216 1259lem3 17217 1259lem4 17218 2503lem1 17221 2503lem2 17222 2503lem3 17223 4001lem1 17225 4001lem2 17226 4001lem3 17227 4001lem4 17228 log2ublem3 27166 log2ub 27167 ex-exp 30874 ex-fac 30875 fib5 34862 fib6 34863 hgt750lemd 35102 hgt750lem2 35106 60gcd7e1 42832 3lexlogpow5ineq1 42881 3lexlogpow5ineq5 42887 aks4d1p1p4 42898 aks4d1p1p7 42901 aks4d1p1 42903 5bc2eq10 42969 2ap1caineq 42972 25or6to4 43033 sq45 43463 3cubeslem3l 43477 3cubeslem3r 43478 sin5tlem4 47673 goldratmolem2 47683 fmtno1 48353 257prm 48373 fmtno4prmfac 48384 fmtno4nprmfac193 48386 fmtno5faclem2 48392 31prm 48409 127prm 48411 m11nprm 48413 ppivalnnnprm 48440 2exp340mod341 48558 nnsum3primesle9 48619 5m4e1 50676 |
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