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Mirrors > Home > MPE Home > Th. List > 8t8e64 | Structured version Visualization version GIF version |
Description: 8 times 8 equals 64. (Contributed by Mario Carneiro, 19-Apr-2015.) |
Ref | Expression |
---|---|
8t8e64 | ⊢ (8 · 8) = ;64 |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | 8nn0 12576 | . 2 ⊢ 8 ∈ ℕ0 | |
2 | 7nn0 12575 | . 2 ⊢ 7 ∈ ℕ0 | |
3 | df-8 12362 | . 2 ⊢ 8 = (7 + 1) | |
4 | 8t7e56 12878 | . 2 ⊢ (8 · 7) = ;56 | |
5 | 5nn0 12573 | . . 3 ⊢ 5 ∈ ℕ0 | |
6 | 6nn0 12574 | . . 3 ⊢ 6 ∈ ℕ0 | |
7 | eqid 2740 | . . 3 ⊢ ;56 = ;56 | |
8 | 5p1e6 12440 | . . 3 ⊢ (5 + 1) = 6 | |
9 | 4nn0 12572 | . . 3 ⊢ 4 ∈ ℕ0 | |
10 | 1 | nn0cni 12565 | . . . 4 ⊢ 8 ∈ ℂ |
11 | 6 | nn0cni 12565 | . . . 4 ⊢ 6 ∈ ℂ |
12 | 8p6e14 12842 | . . . 4 ⊢ (8 + 6) = ;14 | |
13 | 10, 11, 12 | addcomli 11482 | . . 3 ⊢ (6 + 8) = ;14 |
14 | 5, 6, 1, 7, 8, 9, 13 | decaddci 12819 | . 2 ⊢ (;56 + 8) = ;64 |
15 | 1, 2, 3, 4, 14 | 4t3lem 12855 | 1 ⊢ (8 · 8) = ;64 |
Colors of variables: wff setvar class |
Syntax hints: = wceq 1537 (class class class)co 7448 1c1 11185 · cmul 11189 4c4 12350 5c5 12351 6c6 12352 7c7 12353 8c8 12354 ;cdc 12758 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1793 ax-4 1807 ax-5 1909 ax-6 1967 ax-7 2007 ax-8 2110 ax-9 2118 ax-10 2141 ax-11 2158 ax-12 2178 ax-ext 2711 ax-sep 5317 ax-nul 5324 ax-pow 5383 ax-pr 5447 ax-un 7770 ax-resscn 11241 ax-1cn 11242 ax-icn 11243 ax-addcl 11244 ax-addrcl 11245 ax-mulcl 11246 ax-mulrcl 11247 ax-mulcom 11248 ax-addass 11249 ax-mulass 11250 ax-distr 11251 ax-i2m1 11252 ax-1ne0 11253 ax-1rid 11254 ax-rnegex 11255 ax-rrecex 11256 ax-cnre 11257 ax-pre-lttri 11258 ax-pre-lttrn 11259 ax-pre-ltadd 11260 |
This theorem depends on definitions: df-bi 207 df-an 396 df-or 847 df-3or 1088 df-3an 1089 df-tru 1540 df-fal 1550 df-ex 1778 df-nf 1782 df-sb 2065 df-mo 2543 df-eu 2572 df-clab 2718 df-cleq 2732 df-clel 2819 df-nfc 2895 df-ne 2947 df-nel 3053 df-ral 3068 df-rex 3077 df-reu 3389 df-rab 3444 df-v 3490 df-sbc 3805 df-csb 3922 df-dif 3979 df-un 3981 df-in 3983 df-ss 3993 df-pss 3996 df-nul 4353 df-if 4549 df-pw 4624 df-sn 4649 df-pr 4651 df-op 4655 df-uni 4932 df-iun 5017 df-br 5167 df-opab 5229 df-mpt 5250 df-tr 5284 df-id 5593 df-eprel 5599 df-po 5607 df-so 5608 df-fr 5652 df-we 5654 df-xp 5706 df-rel 5707 df-cnv 5708 df-co 5709 df-dm 5710 df-rn 5711 df-res 5712 df-ima 5713 df-pred 6332 df-ord 6398 df-on 6399 df-lim 6400 df-suc 6401 df-iota 6525 df-fun 6575 df-fn 6576 df-f 6577 df-f1 6578 df-fo 6579 df-f1o 6580 df-fv 6581 df-riota 7404 df-ov 7451 df-oprab 7452 df-mpo 7453 df-om 7904 df-2nd 8031 df-frecs 8322 df-wrecs 8353 df-recs 8427 df-rdg 8466 df-er 8763 df-en 9004 df-dom 9005 df-sdom 9006 df-pnf 11326 df-mnf 11327 df-ltxr 11329 df-sub 11522 df-nn 12294 df-2 12356 df-3 12357 df-4 12358 df-5 12359 df-6 12360 df-7 12361 df-8 12362 df-9 12363 df-n0 12554 df-dec 12759 |
This theorem is referenced by: 2exp6 17134 1259lem4 17181 bposlem8 27353 bposlem9 27354 hgt750lem2 34629 sq8 42285 resqrtvalex 43607 imsqrtvalex 43608 8exp8mod9 47610 |
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