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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 12456 | . 2 ⊢ 4 ∈ ℕ0 | |
| 2 | 2nn0 12454 | . 2 ⊢ 2 ∈ ℕ0 | |
| 3 | df-3 12245 | . 2 ⊢ 3 = (2 + 1) | |
| 4 | 4t2e8 12344 | . 2 ⊢ (4 · 2) = 8 | |
| 5 | 8p4e12 12726 | . 2 ⊢ (8 + 4) = ;12 | |
| 6 | 1, 2, 3, 4, 5 | 4t3lem 12741 | 1 ⊢ (4 · 3) = ;12 |
| Colors of variables: wff setvar class |
| Syntax hints: = wceq 1542 (class class class)co 7367 1c1 11039 · cmul 11043 2c2 12236 3c3 12237 4c4 12238 8c8 12242 ;cdc 12644 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1797 ax-4 1811 ax-5 1912 ax-6 1969 ax-7 2010 ax-8 2116 ax-9 2124 ax-10 2147 ax-11 2163 ax-12 2185 ax-ext 2708 ax-sep 5231 ax-nul 5241 ax-pow 5307 ax-pr 5375 ax-un 7689 ax-resscn 11095 ax-1cn 11096 ax-icn 11097 ax-addcl 11098 ax-addrcl 11099 ax-mulcl 11100 ax-mulrcl 11101 ax-mulcom 11102 ax-addass 11103 ax-mulass 11104 ax-distr 11105 ax-i2m1 11106 ax-1ne0 11107 ax-1rid 11108 ax-rnegex 11109 ax-rrecex 11110 ax-cnre 11111 ax-pre-lttri 11112 ax-pre-lttrn 11113 ax-pre-ltadd 11114 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 849 df-3or 1088 df-3an 1089 df-tru 1545 df-fal 1555 df-ex 1782 df-nf 1786 df-sb 2069 df-mo 2539 df-eu 2569 df-clab 2715 df-cleq 2728 df-clel 2811 df-nfc 2885 df-ne 2933 df-nel 3037 df-ral 3052 df-rex 3062 df-reu 3343 df-rab 3390 df-v 3431 df-sbc 3729 df-csb 3838 df-dif 3892 df-un 3894 df-in 3896 df-ss 3906 df-pss 3909 df-nul 4274 df-if 4467 df-pw 4543 df-sn 4568 df-pr 4570 df-op 4574 df-uni 4851 df-iun 4935 df-br 5086 df-opab 5148 df-mpt 5167 df-tr 5193 df-id 5526 df-eprel 5531 df-po 5539 df-so 5540 df-fr 5584 df-we 5586 df-xp 5637 df-rel 5638 df-cnv 5639 df-co 5640 df-dm 5641 df-rn 5642 df-res 5643 df-ima 5644 df-pred 6265 df-ord 6326 df-on 6327 df-lim 6328 df-suc 6329 df-iota 6454 df-fun 6500 df-fn 6501 df-f 6502 df-f1 6503 df-fo 6504 df-f1o 6505 df-fv 6506 df-ov 7370 df-om 7818 df-2nd 7943 df-frecs 8231 df-wrecs 8262 df-recs 8311 df-rdg 8349 df-er 8643 df-en 8894 df-dom 8895 df-sdom 8896 df-pnf 11181 df-mnf 11182 df-ltxr 11184 df-nn 12175 df-2 12244 df-3 12245 df-4 12246 df-5 12247 df-6 12248 df-7 12249 df-8 12250 df-9 12251 df-n0 12438 df-dec 12645 |
| This theorem is referenced by: 4t4e16 12743 13prm 17086 43prm 17092 139prm 17094 163prm 17095 317prm 17096 631prm 17097 1259lem4 17104 1259prm 17106 2503lem1 17107 2503lem2 17108 4001lem2 17112 4001lem4 17114 quartlem1 26821 cos9thpiminplylem1 33926 hgt750lem2 34796 fmtno4prmfac 48035 fmtno4prmfac193 48036 2exp340mod341 48209 |
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