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| Mirrors > Home > MPE Home > Th. List > 4t3e12 | Structured version Visualization version GIF version | ||
| Description: 4 times 3 equals 12. (Contributed by Mario Carneiro, 19-Apr-2015.) |
| Ref | Expression |
|---|---|
| 4t3e12 | ⊢ (4 · 3) = ;12 |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | 4nn0 12397 | . 2 ⊢ 4 ∈ ℕ0 | |
| 2 | 2nn0 12395 | . 2 ⊢ 2 ∈ ℕ0 | |
| 3 | df-3 12186 | . 2 ⊢ 3 = (2 + 1) | |
| 4 | 4t2e8 12285 | . 2 ⊢ (4 · 2) = 8 | |
| 5 | 8p4e12 12667 | . 2 ⊢ (8 + 4) = ;12 | |
| 6 | 1, 2, 3, 4, 5 | 4t3lem 12682 | 1 ⊢ (4 · 3) = ;12 |
| Colors of variables: wff setvar class |
| Syntax hints: = wceq 1541 (class class class)co 7346 1c1 11004 · cmul 11008 2c2 12177 3c3 12178 4c4 12179 8c8 12183 ;cdc 12585 |
| 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-8 2113 ax-9 2121 ax-10 2144 ax-11 2160 ax-12 2180 ax-ext 2703 ax-sep 5234 ax-nul 5244 ax-pow 5303 ax-pr 5370 ax-un 7668 ax-resscn 11060 ax-1cn 11061 ax-icn 11062 ax-addcl 11063 ax-addrcl 11064 ax-mulcl 11065 ax-mulrcl 11066 ax-mulcom 11067 ax-addass 11068 ax-mulass 11069 ax-distr 11070 ax-i2m1 11071 ax-1ne0 11072 ax-1rid 11073 ax-rnegex 11074 ax-rrecex 11075 ax-cnre 11076 ax-pre-lttri 11077 ax-pre-lttrn 11078 ax-pre-ltadd 11079 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 848 df-3or 1087 df-3an 1088 df-tru 1544 df-fal 1554 df-ex 1781 df-nf 1785 df-sb 2068 df-mo 2535 df-eu 2564 df-clab 2710 df-cleq 2723 df-clel 2806 df-nfc 2881 df-ne 2929 df-nel 3033 df-ral 3048 df-rex 3057 df-reu 3347 df-rab 3396 df-v 3438 df-sbc 3742 df-csb 3851 df-dif 3905 df-un 3907 df-in 3909 df-ss 3919 df-pss 3922 df-nul 4284 df-if 4476 df-pw 4552 df-sn 4577 df-pr 4579 df-op 4583 df-uni 4860 df-iun 4943 df-br 5092 df-opab 5154 df-mpt 5173 df-tr 5199 df-id 5511 df-eprel 5516 df-po 5524 df-so 5525 df-fr 5569 df-we 5571 df-xp 5622 df-rel 5623 df-cnv 5624 df-co 5625 df-dm 5626 df-rn 5627 df-res 5628 df-ima 5629 df-pred 6248 df-ord 6309 df-on 6310 df-lim 6311 df-suc 6312 df-iota 6437 df-fun 6483 df-fn 6484 df-f 6485 df-f1 6486 df-fo 6487 df-f1o 6488 df-fv 6489 df-ov 7349 df-om 7797 df-2nd 7922 df-frecs 8211 df-wrecs 8242 df-recs 8291 df-rdg 8329 df-er 8622 df-en 8870 df-dom 8871 df-sdom 8872 df-pnf 11145 df-mnf 11146 df-ltxr 11148 df-nn 12123 df-2 12185 df-3 12186 df-4 12187 df-5 12188 df-6 12189 df-7 12190 df-8 12191 df-9 12192 df-n0 12379 df-dec 12586 |
| This theorem is referenced by: 4t4e16 12684 13prm 17024 43prm 17030 139prm 17032 163prm 17033 317prm 17034 631prm 17035 1259lem4 17042 1259prm 17044 2503lem1 17045 2503lem2 17046 4001lem2 17050 4001lem4 17052 quartlem1 26792 cos9thpiminplylem1 33790 hgt750lem2 34660 fmtno4prmfac 47602 fmtno4prmfac193 47603 2exp340mod341 47763 |
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