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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 12436 | . . 3 ⊢ 7 ∈ ℕ | |
| 2 | 6nn 12433 | . . . 4 ⊢ 6 ∈ ℕ | |
| 3 | 2 | decnncl2 12844 | . . 3 ⊢ ;60 ∈ ℕ |
| 4 | 1, 3 | gcdcomnni 43082 | . 2 ⊢ (7 gcd ;60) = (;60 gcd 7) |
| 5 | 1nn0 12623 | . . . . . 6 ⊢ 1 ∈ ℕ0 | |
| 6 | 1nn 12347 | . . . . . 6 ⊢ 1 ∈ ℕ | |
| 7 | 5, 6 | decnncl 12839 | . . . . 5 ⊢ ;11 ∈ ℕ |
| 8 | 1 | nnzi 12721 | . . . . 5 ⊢ 7 ∈ ℤ |
| 9 | 1, 7, 8 | gcdaddmzz2nni 43088 | . . . 4 ⊢ (7 gcd ;11) = (7 gcd (;11 + (7 · 7))) |
| 10 | 7t7e49 12934 | . . . . . . 7 ⊢ (7 · 7) = ;49 | |
| 11 | 10 | oveq2i 7431 | . . . . . 6 ⊢ (;11 + (7 · 7)) = (;11 + ;49) |
| 12 | 4nn0 12626 | . . . . . . 7 ⊢ 4 ∈ ℕ0 | |
| 13 | 9nn0 12631 | . . . . . . 7 ⊢ 9 ∈ ℕ0 | |
| 14 | eqid 2760 | . . . . . . 7 ⊢ ;11 = ;11 | |
| 15 | eqid 2760 | . . . . . . 7 ⊢ ;49 = ;49 | |
| 16 | 4cn 12429 | . . . . . . . . . 10 ⊢ 4 ∈ ℂ | |
| 17 | ax-1cn 11259 | . . . . . . . . . 10 ⊢ 1 ∈ ℂ | |
| 18 | 4p1e5 12489 | . . . . . . . . . 10 ⊢ (4 + 1) = 5 | |
| 19 | 16, 17, 18 | addcomli 11503 | . . . . . . . . 9 ⊢ (1 + 4) = 5 |
| 20 | 19 | oveq1i 7430 | . . . . . . . 8 ⊢ ((1 + 4) + 1) = (5 + 1) |
| 21 | 5p1e6 12490 | . . . . . . . 8 ⊢ (5 + 1) = 6 | |
| 22 | 20, 21 | eqtri 2783 | . . . . . . 7 ⊢ ((1 + 4) + 1) = 6 |
| 23 | 9cn 12444 | . . . . . . . 8 ⊢ 9 ∈ ℂ | |
| 24 | 9p1e10 12817 | . . . . . . . 8 ⊢ (9 + 1) = ;10 | |
| 25 | 23, 17, 24 | addcomli 11503 | . . . . . . 7 ⊢ (1 + 9) = ;10 |
| 26 | 5, 5, 12, 13, 14, 15, 22, 25 | decaddc2 12876 | . . . . . 6 ⊢ (;11 + ;49) = ;60 |
| 27 | 11, 26 | eqtri 2783 | . . . . 5 ⊢ (;11 + (7 · 7)) = ;60 |
| 28 | 27 | oveq2i 7431 | . . . 4 ⊢ (7 gcd (;11 + (7 · 7))) = (7 gcd ;60) |
| 29 | 9, 28 | eqtri 2783 | . . 3 ⊢ (7 gcd ;11) = (7 gcd ;60) |
| 30 | 7re 12437 | . . . . . 6 ⊢ 7 ∈ ℝ | |
| 31 | 1 | nnnn0i 12615 | . . . . . . . 8 ⊢ 7 ∈ ℕ0 |
| 32 | 31 | dec0h 12842 | . . . . . . 7 ⊢ 7 = ;07 |
| 33 | 0nn0 12622 | . . . . . . . 8 ⊢ 0 ∈ ℕ0 | |
| 34 | 7lt9 12546 | . . . . . . . . 9 ⊢ 7 < 9 | |
| 35 | 9re 12443 | . . . . . . . . . . 11 ⊢ 9 ∈ ℝ | |
| 36 | 30, 35 | pm3.2i 476 | . . . . . . . . . 10 ⊢ (7 ∈ ℝ ∧ 9 ∈ ℝ) |
| 37 | ltle 11399 | . . . . . . . . . 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 11839 | . . . . . . . 8 ⊢ 0 < 1 | |
| 41 | 33, 5, 31, 5, 39, 40 | declth 12850 | . . . . . . 7 ⊢ ;07 < ;11 |
| 42 | 32, 41 | eqbrtri 5125 | . . . . . 6 ⊢ 7 < ;11 |
| 43 | ltne 11408 | . . . . . 6 ⊢ ((7 ∈ ℝ ∧ 7 < ;11) → ;11 ≠ 7) | |
| 44 | 30, 42, 43 | mp2an 705 | . . . . 5 ⊢ ;11 ≠ 7 |
| 45 | necom 3008 | . . . . 5 ⊢ (7 ≠ ;11 ↔ ;11 ≠ 7) | |
| 46 | 44, 45 | mpbir 234 | . . . 4 ⊢ 7 ≠ ;11 |
| 47 | 7prm 17289 | . . . . 5 ⊢ 7 ∈ ℙ | |
| 48 | 11prm 17294 | . . . . 5 ⊢ ;11 ∈ ℙ | |
| 49 | prmrp 16889 | . . . . 5 ⊢ ((7 ∈ ℙ ∧ ;11 ∈ ℙ) → ((7 gcd ;11) = 1 ↔ 7 ≠ ;11)) | |
| 50 | 47, 48, 49 | mp2an 705 | . . . 4 ⊢ ((7 gcd ;11) = 1 ↔ 7 ≠ ;11) |
| 51 | 46, 50 | mpbir 234 | . . 3 ⊢ (7 gcd ;11) = 1 |
| 52 | 29, 51 | eqtr3i 2785 | . 2 ⊢ (7 gcd ;60) = 1 |
| 53 | 4, 52 | eqtr3i 2785 | 1 ⊢ (;60 gcd 7) = 1 |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 ↔ wb 209 ∧ wa 401 = wceq 1569 ∈ wcel 2144 ≠ wne 2955 class class class wbr 5102 (class class class)co 7420 ℝcr 11200 0cc0 11201 1c1 11202 + caddc 11204 · cmul 11206 < clt 11344 ≤ cle 11345 4c4 12400 5c5 12401 6c6 12402 7c7 12403 9c9 12405 ;cdc 12815 gcd cgcd 16665 ℙcprime 16847 |
| 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-cnex 11257 ax-resscn 11258 ax-1cn 11259 ax-icn 11260 ax-addcl 11261 ax-addrcl 11262 ax-mulcl 11263 ax-mulrcl 11264 ax-mulcom 11265 ax-addass 11266 ax-mulass 11267 ax-distr 11268 ax-i2m1 11269 ax-1ne0 11270 ax-1rid 11271 ax-rnegex 11272 ax-rrecex 11273 ax-cnre 11274 ax-pre-lttri 11275 ax-pre-lttrn 11276 ax-pre-ltadd 11277 ax-pre-mulgt0 11278 ax-pre-sup 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-rmo 3365 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 4584 df-pr 4586 df-op 4590 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-1st 8001 df-2nd 8002 df-frecs 8300 df-wrecs 8331 df-recs 8380 df-rdg 8419 df-1o 8477 df-2o 8478 df-er 8718 df-en 8975 df-dom 8976 df-sdom 8977 df-fin 8978 df-sup 9435 df-inf 9436 df-pnf 11346 df-mnf 11347 df-xr 11348 df-ltxr 11349 df-le 11350 df-sub 11544 df-neg 11545 df-div 11975 df-nn 12337 df-2 12406 df-3 12407 df-4 12408 df-5 12409 df-6 12410 df-7 12411 df-8 12412 df-9 12413 df-n0 12608 df-z 12695 df-dec 12816 df-uz 12967 df-rp 13122 df-fz 13641 df-seq 14146 df-exp 14206 df-cj 15267 df-re 15268 df-im 15269 df-sqrt 15403 df-abs 15404 df-dvds 16424 df-gcd 16666 df-prm 16848 |
| This theorem is used by: 60lcm7e420 43104 |
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