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| Mirrors > Home > MPE Home > Th. List > Mathboxes > 60gcd7e1 | Structured version Visualization version GIF version | ||
| Description: The gcd of 60 and 7 is 1. (Contributed by metakunt, 25-Apr-2024.) |
| Ref | Expression |
|---|---|
| 60gcd7e1 | ⊢ (;60 gcd 7) = 1 |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | 7nn 12273 | . . 3 ⊢ 7 ∈ ℕ | |
| 2 | 6nn 12270 | . . . 4 ⊢ 6 ∈ ℕ | |
| 3 | 2 | decnncl2 12668 | . . 3 ⊢ ;60 ∈ ℕ |
| 4 | 1, 3 | gcdcomnni 42427 | . 2 ⊢ (7 gcd ;60) = (;60 gcd 7) |
| 5 | 1nn0 12453 | . . . . . 6 ⊢ 1 ∈ ℕ0 | |
| 6 | 1nn 12185 | . . . . . 6 ⊢ 1 ∈ ℕ | |
| 7 | 5, 6 | decnncl 12664 | . . . . 5 ⊢ ;11 ∈ ℕ |
| 8 | 1 | nnzi 12551 | . . . . 5 ⊢ 7 ∈ ℤ |
| 9 | 1, 7, 8 | gcdaddmzz2nni 42433 | . . . 4 ⊢ (7 gcd ;11) = (7 gcd (;11 + (7 · 7))) |
| 10 | 7t7e49 12758 | . . . . . . 7 ⊢ (7 · 7) = ;49 | |
| 11 | 10 | oveq2i 7378 | . . . . . 6 ⊢ (;11 + (7 · 7)) = (;11 + ;49) |
| 12 | 4nn0 12456 | . . . . . . 7 ⊢ 4 ∈ ℕ0 | |
| 13 | 9nn0 12461 | . . . . . . 7 ⊢ 9 ∈ ℕ0 | |
| 14 | eqid 2736 | . . . . . . 7 ⊢ ;11 = ;11 | |
| 15 | eqid 2736 | . . . . . . 7 ⊢ ;49 = ;49 | |
| 16 | 4cn 12266 | . . . . . . . . . 10 ⊢ 4 ∈ ℂ | |
| 17 | ax-1cn 11096 | . . . . . . . . . 10 ⊢ 1 ∈ ℂ | |
| 18 | 4p1e5 12322 | . . . . . . . . . 10 ⊢ (4 + 1) = 5 | |
| 19 | 16, 17, 18 | addcomli 11338 | . . . . . . . . 9 ⊢ (1 + 4) = 5 |
| 20 | 19 | oveq1i 7377 | . . . . . . . 8 ⊢ ((1 + 4) + 1) = (5 + 1) |
| 21 | 5p1e6 12323 | . . . . . . . 8 ⊢ (5 + 1) = 6 | |
| 22 | 20, 21 | eqtri 2759 | . . . . . . 7 ⊢ ((1 + 4) + 1) = 6 |
| 23 | 9cn 12281 | . . . . . . . 8 ⊢ 9 ∈ ℂ | |
| 24 | 9p1e10 12646 | . . . . . . . 8 ⊢ (9 + 1) = ;10 | |
| 25 | 23, 17, 24 | addcomli 11338 | . . . . . . 7 ⊢ (1 + 9) = ;10 |
| 26 | 5, 5, 12, 13, 14, 15, 22, 25 | decaddc2 12700 | . . . . . 6 ⊢ (;11 + ;49) = ;60 |
| 27 | 11, 26 | eqtri 2759 | . . . . 5 ⊢ (;11 + (7 · 7)) = ;60 |
| 28 | 27 | oveq2i 7378 | . . . 4 ⊢ (7 gcd (;11 + (7 · 7))) = (7 gcd ;60) |
| 29 | 9, 28 | eqtri 2759 | . . 3 ⊢ (7 gcd ;11) = (7 gcd ;60) |
| 30 | 7re 12274 | . . . . . 6 ⊢ 7 ∈ ℝ | |
| 31 | 1 | nnnn0i 12445 | . . . . . . . 8 ⊢ 7 ∈ ℕ0 |
| 32 | 31 | dec0h 12666 | . . . . . . 7 ⊢ 7 = ;07 |
| 33 | 0nn0 12452 | . . . . . . . 8 ⊢ 0 ∈ ℕ0 | |
| 34 | 7lt9 12376 | . . . . . . . . 9 ⊢ 7 < 9 | |
| 35 | 9re 12280 | . . . . . . . . . . 11 ⊢ 9 ∈ ℝ | |
| 36 | 30, 35 | pm3.2i 470 | . . . . . . . . . 10 ⊢ (7 ∈ ℝ ∧ 9 ∈ ℝ) |
| 37 | ltle 11234 | . . . . . . . . . 10 ⊢ ((7 ∈ ℝ ∧ 9 ∈ ℝ) → (7 < 9 → 7 ≤ 9)) | |
| 38 | 36, 37 | ax-mp 5 | . . . . . . . . 9 ⊢ (7 < 9 → 7 ≤ 9) |
| 39 | 34, 38 | ax-mp 5 | . . . . . . . 8 ⊢ 7 ≤ 9 |
| 40 | 0lt1 11672 | . . . . . . . 8 ⊢ 0 < 1 | |
| 41 | 33, 5, 31, 5, 39, 40 | declth 12674 | . . . . . . 7 ⊢ ;07 < ;11 |
| 42 | 32, 41 | eqbrtri 5106 | . . . . . 6 ⊢ 7 < ;11 |
| 43 | ltne 11243 | . . . . . 6 ⊢ ((7 ∈ ℝ ∧ 7 < ;11) → ;11 ≠ 7) | |
| 44 | 30, 42, 43 | mp2an 693 | . . . . 5 ⊢ ;11 ≠ 7 |
| 45 | necom 2985 | . . . . 5 ⊢ (7 ≠ ;11 ↔ ;11 ≠ 7) | |
| 46 | 44, 45 | mpbir 231 | . . . 4 ⊢ 7 ≠ ;11 |
| 47 | 7prm 17081 | . . . . 5 ⊢ 7 ∈ ℙ | |
| 48 | 11prm 17085 | . . . . 5 ⊢ ;11 ∈ ℙ | |
| 49 | prmrp 16682 | . . . . 5 ⊢ ((7 ∈ ℙ ∧ ;11 ∈ ℙ) → ((7 gcd ;11) = 1 ↔ 7 ≠ ;11)) | |
| 50 | 47, 48, 49 | mp2an 693 | . . . 4 ⊢ ((7 gcd ;11) = 1 ↔ 7 ≠ ;11) |
| 51 | 46, 50 | mpbir 231 | . . 3 ⊢ (7 gcd ;11) = 1 |
| 52 | 29, 51 | eqtr3i 2761 | . 2 ⊢ (7 gcd ;60) = 1 |
| 53 | 4, 52 | eqtr3i 2761 | 1 ⊢ (;60 gcd 7) = 1 |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ↔ wb 206 ∧ wa 395 = wceq 1542 ∈ wcel 2114 ≠ wne 2932 class class class wbr 5085 (class class class)co 7367 ℝcr 11037 0cc0 11038 1c1 11039 + caddc 11041 · cmul 11043 < clt 11179 ≤ cle 11180 4c4 12238 5c5 12239 6c6 12240 7c7 12241 9c9 12243 ;cdc 12644 gcd cgcd 16463 ℙcprime 16640 |
| 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-cnex 11094 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 ax-pre-mulgt0 11115 ax-pre-sup 11116 |
| 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-rmo 3342 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-riota 7324 df-ov 7370 df-oprab 7371 df-mpo 7372 df-om 7818 df-1st 7942 df-2nd 7943 df-frecs 8231 df-wrecs 8262 df-recs 8311 df-rdg 8349 df-1o 8405 df-2o 8406 df-er 8643 df-en 8894 df-dom 8895 df-sdom 8896 df-fin 8897 df-sup 9355 df-inf 9356 df-pnf 11181 df-mnf 11182 df-xr 11183 df-ltxr 11184 df-le 11185 df-sub 11379 df-neg 11380 df-div 11808 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-z 12525 df-dec 12645 df-uz 12789 df-rp 12943 df-fz 13462 df-seq 13964 df-exp 14024 df-cj 15061 df-re 15062 df-im 15063 df-sqrt 15197 df-abs 15198 df-dvds 16222 df-gcd 16464 df-prm 16641 |
| This theorem is referenced by: 60lcm7e420 42449 |
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