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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 12344 | . . 3 ⊢ 7 ∈ ℕ | |
| 2 | 6nn 12341 | . . . 4 ⊢ 6 ∈ ℕ | |
| 3 | 2 | decnncl2 12751 | . . 3 ⊢ ;60 ∈ ℕ |
| 4 | 1, 3 | gcdcomnni 42788 | . 2 ⊢ (7 gcd ;60) = (;60 gcd 7) |
| 5 | 1nn0 12531 | . . . . . 6 ⊢ 1 ∈ ℕ0 | |
| 6 | 1nn 12255 | . . . . . 6 ⊢ 1 ∈ ℕ | |
| 7 | 5, 6 | decnncl 12746 | . . . . 5 ⊢ ;11 ∈ ℕ |
| 8 | 1 | nnzi 12629 | . . . . 5 ⊢ 7 ∈ ℤ |
| 9 | 1, 7, 8 | gcdaddmzz2nni 42794 | . . . 4 ⊢ (7 gcd ;11) = (7 gcd (;11 + (7 · 7))) |
| 10 | 7t7e49 12841 | . . . . . . 7 ⊢ (7 · 7) = ;49 | |
| 11 | 10 | oveq2i 7427 | . . . . . 6 ⊢ (;11 + (7 · 7)) = (;11 + ;49) |
| 12 | 4nn0 12534 | . . . . . . 7 ⊢ 4 ∈ ℕ0 | |
| 13 | 9nn0 12539 | . . . . . . 7 ⊢ 9 ∈ ℕ0 | |
| 14 | eqid 2765 | . . . . . . 7 ⊢ ;11 = ;11 | |
| 15 | eqid 2765 | . . . . . . 7 ⊢ ;49 = ;49 | |
| 16 | 4cn 12337 | . . . . . . . . . 10 ⊢ 4 ∈ ℂ | |
| 17 | ax-1cn 11169 | . . . . . . . . . 10 ⊢ 1 ∈ ℂ | |
| 18 | 4p1e5 12397 | . . . . . . . . . 10 ⊢ (4 + 1) = 5 | |
| 19 | 16, 17, 18 | addcomli 11413 | . . . . . . . . 9 ⊢ (1 + 4) = 5 |
| 20 | 19 | oveq1i 7426 | . . . . . . . 8 ⊢ ((1 + 4) + 1) = (5 + 1) |
| 21 | 5p1e6 12398 | . . . . . . . 8 ⊢ (5 + 1) = 6 | |
| 22 | 20, 21 | eqtri 2788 | . . . . . . 7 ⊢ ((1 + 4) + 1) = 6 |
| 23 | 9cn 12352 | . . . . . . . 8 ⊢ 9 ∈ ℂ | |
| 24 | 9p1e10 12724 | . . . . . . . 8 ⊢ (9 + 1) = ;10 | |
| 25 | 23, 17, 24 | addcomli 11413 | . . . . . . 7 ⊢ (1 + 9) = ;10 |
| 26 | 5, 5, 12, 13, 14, 15, 22, 25 | decaddc2 12783 | . . . . . 6 ⊢ (;11 + ;49) = ;60 |
| 27 | 11, 26 | eqtri 2788 | . . . . 5 ⊢ (;11 + (7 · 7)) = ;60 |
| 28 | 27 | oveq2i 7427 | . . . 4 ⊢ (7 gcd (;11 + (7 · 7))) = (7 gcd ;60) |
| 29 | 9, 28 | eqtri 2788 | . . 3 ⊢ (7 gcd ;11) = (7 gcd ;60) |
| 30 | 7re 12345 | . . . . . 6 ⊢ 7 ∈ ℝ | |
| 31 | 1 | nnnn0i 12523 | . . . . . . . 8 ⊢ 7 ∈ ℕ0 |
| 32 | 31 | dec0h 12749 | . . . . . . 7 ⊢ 7 = ;07 |
| 33 | 0nn0 12530 | . . . . . . . 8 ⊢ 0 ∈ ℕ0 | |
| 34 | 7lt9 12454 | . . . . . . . . 9 ⊢ 7 < 9 | |
| 35 | 9re 12351 | . . . . . . . . . . 11 ⊢ 9 ∈ ℝ | |
| 36 | 30, 35 | pm3.2i 476 | . . . . . . . . . 10 ⊢ (7 ∈ ℝ ∧ 9 ∈ ℝ) |
| 37 | ltle 11309 | . . . . . . . . . 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 11747 | . . . . . . . 8 ⊢ 0 < 1 | |
| 41 | 33, 5, 31, 5, 39, 40 | declth 12757 | . . . . . . 7 ⊢ ;07 < ;11 |
| 42 | 32, 41 | eqbrtri 5134 | . . . . . 6 ⊢ 7 < ;11 |
| 43 | ltne 11318 | . . . . . 6 ⊢ ((7 ∈ ℝ ∧ 7 < ;11) → ;11 ≠ 7) | |
| 44 | 30, 42, 43 | mp2an 705 | . . . . 5 ⊢ ;11 ≠ 7 |
| 45 | necom 3013 | . . . . 5 ⊢ (7 ≠ ;11 ↔ ;11 ≠ 7) | |
| 46 | 44, 45 | mpbir 234 | . . . 4 ⊢ 7 ≠ ;11 |
| 47 | 7prm 17187 | . . . . 5 ⊢ 7 ∈ ℙ | |
| 48 | 11prm 17192 | . . . . 5 ⊢ ;11 ∈ ℙ | |
| 49 | prmrp 16788 | . . . . 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 2790 | . 2 ⊢ (7 gcd ;60) = 1 |
| 53 | 4, 52 | eqtr3i 2790 | 1 ⊢ (;60 gcd 7) = 1 |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 ↔ wb 209 ∧ wa 401 = wceq 1570 ∈ wcel 2146 ≠ wne 2960 class class class wbr 5111 (class class class)co 7416 ℝcr 11110 0cc0 11111 1c1 11112 + caddc 11114 · cmul 11116 < clt 11254 ≤ cle 11255 4c4 12308 5c5 12309 6c6 12310 7c7 12311 9c9 12313 ;cdc 12722 gcd cgcd 16569 ℙcprime 16746 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1828 ax-4 1842 ax-5 1943 ax-6 2000 ax-7 2041 ax-8 2148 ax-9 2156 ax-10 2179 ax-11 2195 ax-12 2216 ax-ext 2737 ax-sep 5259 ax-nul 5271 ax-pow 5338 ax-pr 5406 ax-un 7738 ax-cnex 11167 ax-resscn 11168 ax-1cn 11169 ax-icn 11170 ax-addcl 11171 ax-addrcl 11172 ax-mulcl 11173 ax-mulrcl 11174 ax-mulcom 11175 ax-addass 11176 ax-mulass 11177 ax-distr 11178 ax-i2m1 11179 ax-1ne0 11180 ax-1rid 11181 ax-rnegex 11182 ax-rrecex 11183 ax-cnre 11184 ax-pre-lttri 11185 ax-pre-lttrn 11186 ax-pre-ltadd 11187 ax-pre-mulgt0 11188 ax-pre-sup 11189 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3or 1104 df-3an 1105 df-tru 1573 df-fal 1583 df-ex 1813 df-nf 1817 df-sb 2100 df-mo 2569 df-eu 2599 df-clab 2744 df-cleq 2757 df-clel 2840 df-nfc 2914 df-ne 2961 df-nel 3067 df-ral 3082 df-rex 3092 df-rmo 3371 df-reu 3372 df-rab 3419 df-v 3459 df-sbc 3747 df-csb 3855 df-dif 3909 df-un 3911 df-in 3913 df-ss 3923 df-pss 3926 df-nul 4287 df-if 4490 df-pw 4566 df-sn 4592 df-pr 4594 df-op 4598 df-uni 4875 df-iun 4960 df-br 5112 df-opab 5176 df-mpt 5195 df-tr 5221 df-id 5558 df-eprel 5563 df-po 5571 df-so 5572 df-fr 5616 df-we 5618 df-xp 5669 df-rel 5670 df-cnv 5671 df-co 5672 df-dm 5673 df-rn 5674 df-res 5675 df-ima 5676 df-pred 6306 df-ord 6367 df-on 6368 df-lim 6369 df-suc 6370 df-iota 6496 df-fun 6542 df-fn 6543 df-f 6544 df-f1 6545 df-fo 6546 df-f1o 6547 df-fv 6548 df-riota 7373 df-ov 7419 df-oprab 7420 df-mpo 7421 df-om 7865 df-1st 7988 df-2nd 7989 df-frecs 8280 df-wrecs 8311 df-recs 8360 df-rdg 8399 df-1o 8455 df-2o 8456 df-er 8696 df-en 8946 df-dom 8947 df-sdom 8948 df-fin 8949 df-sup 9405 df-inf 9406 df-pnf 11256 df-mnf 11257 df-xr 11258 df-ltxr 11259 df-le 11260 df-sub 11454 df-neg 11455 df-div 11883 df-nn 12245 df-2 12314 df-3 12315 df-4 12316 df-5 12317 df-6 12318 df-7 12319 df-8 12320 df-9 12321 df-n0 12516 df-z 12603 df-dec 12723 df-uz 12874 df-rp 13028 df-fz 13547 df-seq 14051 df-exp 14111 df-cj 15169 df-re 15170 df-im 15171 df-sqrt 15305 df-abs 15306 df-dvds 16328 df-gcd 16570 df-prm 16747 |
| This theorem is used by: 60lcm7e420 42810 |
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