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Mirrors > Home > MPE Home > Th. List > 3p1e4 | Structured version Visualization version GIF version |
Description: 3 + 1 = 4. (Contributed by Mario Carneiro, 18-Apr-2015.) |
Ref | Expression |
---|---|
3p1e4 | ⊢ (3 + 1) = 4 |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | df-4 11081 | . 2 ⊢ 4 = (3 + 1) | |
2 | 1 | eqcomi 2631 | 1 ⊢ (3 + 1) = 4 |
Colors of variables: wff setvar class |
Syntax hints: = wceq 1483 (class class class)co 6650 1c1 9937 + caddc 9939 3c3 11071 4c4 11072 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1722 ax-4 1737 ax-5 1839 ax-6 1888 ax-7 1935 ax-9 1999 ax-ext 2602 |
This theorem depends on definitions: df-bi 197 df-an 386 df-ex 1705 df-cleq 2615 df-4 11081 |
This theorem is referenced by: 7t6e42 11652 8t5e40 11657 8t5e40OLD 11658 9t5e45 11666 fac4 13068 4bc3eq4 13115 hash4 13195 s4len 13644 bpoly4 14790 2exp16 15797 43prm 15829 83prm 15830 317prm 15833 prmo4 15835 1259lem2 15839 1259lem3 15840 1259lem4 15841 1259lem5 15842 2503lem1 15844 2503lem2 15845 4001lem1 15848 4001lem2 15849 4001lem4 15851 4001prm 15852 sincos6thpi 24267 binom4 24577 quartlem1 24584 log2ublem3 24675 log2ub 24676 bclbnd 25005 tgcgr4 25426 upgr4cycl4dv4e 27045 ex-opab 27289 ex-ind-dvds 27318 fib4 30466 fib5 30467 hgt750lem 30729 hgt750lem2 30730 inductionexd 38453 lhe4.4ex1a 38528 stoweidlem26 40243 stoweidlem34 40251 smfmullem2 40999 fmtno5lem4 41468 fmtno5 41469 fmtno5faclem2 41492 3ndvds4 41510 139prmALT 41511 31prm 41512 m5prm 41513 sbgoldbalt 41669 sbgoldbo 41675 nnsum3primesle9 41682 nnsum4primeseven 41688 nnsum4primesevenALTV 41689 |
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