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| Mirrors > Home > MPE Home > Th. List > 6t6e36 | Structured version Visualization version GIF version | ||
| Description: 6 times 6 equals 36. (Contributed by Mario Carneiro, 19-Apr-2015.) (Revised by AV, 6-Sep-2021.) |
| Ref | Expression |
|---|---|
| 6t6e36 | ⊢ (6 · 6) = ;36 |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | 6nn0 12630 | . 2 ⊢ 6 ∈ ℕ0 | |
| 2 | 5nn0 12629 | . 2 ⊢ 5 ∈ ℕ0 | |
| 3 | df-6 12412 | . 2 ⊢ 6 = (5 + 1) | |
| 4 | 6t5e30 12929 | . . 3 ⊢ (6 · 5) = ;30 | |
| 5 | 3nn0 12627 | . . . 4 ⊢ 3 ∈ ℕ0 | |
| 6 | 5 | dec0u 12843 | . . 3 ⊢ (;10 · 3) = ;30 |
| 7 | 4, 6 | eqtr4i 2786 | . 2 ⊢ (6 · 5) = (;10 · 3) |
| 8 | dfdec10 12820 | . . 3 ⊢ ;36 = ((;10 · 3) + 6) | |
| 9 | 8 | eqcomi 2769 | . 2 ⊢ ((;10 · 3) + 6) = ;36 |
| 10 | 1, 2, 3, 7, 9 | 4t3lem 12919 | 1 ⊢ (6 · 6) = ;36 |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: = wceq 1569 (class class class)co 7420 0cc0 11203 1c1 11204 + caddc 11206 · cmul 11208 3c3 12401 5c5 12403 6c6 12404 ;cdc 12817 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1827 ax-4 1841 ax-5 1942 ax-6 1999 ax-7 2040 ax-8 2146 ax-9 2154 ax-10 2177 ax-11 2193 ax-12 2212 ax-ext 2732 ax-sep 5248 ax-nul 5259 ax-pow 5326 ax-pr 5390 ax-un 7751 ax-resscn 11260 ax-1cn 11261 ax-icn 11262 ax-addcl 11263 ax-addrcl 11264 ax-mulcl 11265 ax-mulrcl 11266 ax-mulcom 11267 ax-addass 11268 ax-mulass 11269 ax-distr 11270 ax-i2m1 11271 ax-1ne0 11272 ax-1rid 11273 ax-rnegex 11274 ax-rrecex 11275 ax-cnre 11276 ax-pre-lttri 11277 ax-pre-lttrn 11278 ax-pre-ltadd 11279 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3or 1104 df-3an 1105 df-tru 1572 df-fal 1582 df-ex 1812 df-nf 1816 df-sb 2099 df-mo 2564 df-eu 2594 df-clab 2739 df-cleq 2752 df-clel 2835 df-nfc 2909 df-ne 2956 df-nel 3062 df-ral 3077 df-rex 3087 df-reu 3366 df-rab 3413 df-v 3452 df-sbc 3739 df-csb 3847 df-ss 3896 df-pss 4014 df-dif 4047 df-in 4091 df-un 4151 df-nul 4279 df-if 4482 df-pw 4558 df-sn 4585 df-pr 4587 df-op 4835 df-uni 4867 df-iun 4952 df-br 5103 df-opab 5167 df-mpt 5186 df-tr 5212 df-id 5545 df-eprel 5550 df-po 5558 df-so 5559 df-fr 5603 df-we 5605 df-xp 5656 df-rel 5657 df-cnv 5658 df-co 5659 df-dm 5660 df-rn 5661 df-res 5662 df-ima 5663 df-pred 6304 df-ord 6365 df-on 6366 df-lim 6367 df-suc 6368 df-iota 6494 df-fun 6540 df-fn 6541 df-f 6542 df-f1 6543 df-fo 6544 df-f1o 6545 df-fv 6546 df-riota 7377 df-ov 7423 df-oprab 7424 df-mpo 7425 df-om 7878 df-2nd 8002 df-frecs 8302 df-wrecs 8333 df-recs 8382 df-rdg 8421 df-er 8720 df-en 8977 df-dom 8978 df-sdom 8979 df-pnf 11348 df-mnf 11349 df-ltxr 11351 df-sub 11546 df-nn 12339 df-2 12408 df-3 12409 df-4 12410 df-5 12411 df-6 12412 df-7 12413 df-8 12414 df-9 12415 df-n0 12610 df-dec 12818 |
| This theorem is used by: 2exp8 17271 2exp16 17273 1259lem2 17315 2503lem2 17321 4001lem1 17324 sq6 43445 fmtno5lem1 48731 fmtno5faclem2 48758 flsqrt5 48772 |
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