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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 12209 | . 2 ⊢ 5 = (4 + 1) | |
| 2 | 1 | eqcomi 2743 | 1 ⊢ (4 + 1) = 5 |
| Colors of variables: wff setvar class |
| Syntax hints: = wceq 1541 (class class class)co 7356 1c1 11025 + caddc 11027 4c4 12200 5c5 12201 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1796 ax-4 1810 ax-5 1911 ax-6 1968 ax-7 2009 ax-9 2123 ax-ext 2706 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-ex 1781 df-cleq 2726 df-5 12209 |
| This theorem is referenced by: 8t7e56 12725 9t6e54 12731 s5len 14821 bpoly4 15980 2exp16 17016 prmlem2 17045 163prm 17050 317prm 17051 631prm 17052 1259lem1 17056 1259lem2 17057 1259lem3 17058 1259lem4 17059 2503lem1 17062 2503lem2 17063 2503lem3 17064 4001lem1 17066 4001lem2 17067 4001lem3 17068 4001lem4 17069 log2ublem3 26912 log2ub 26913 ex-exp 30474 ex-fac 30475 fib5 34511 fib6 34512 hgt750lemd 34754 hgt750lem2 34758 60gcd7e1 42198 3lexlogpow5ineq1 42247 3lexlogpow5ineq5 42253 aks4d1p1p4 42264 aks4d1p1p7 42267 aks4d1p1 42269 5bc2eq10 42335 2ap1caineq 42338 sq45 42856 3cubeslem3l 42870 3cubeslem3r 42871 fmtno1 47729 257prm 47749 fmtno4prmfac 47760 fmtno4nprmfac193 47762 fmtno5faclem2 47768 31prm 47785 127prm 47787 m11nprm 47789 2exp340mod341 47921 nnsum3primesle9 47982 5m4e1 49984 |
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