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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 12357 | . . 3 ⊢ 7 ∈ ℕ | |
| 2 | 6nn 12354 | . . . 4 ⊢ 6 ∈ ℕ | |
| 3 | 2 | decnncl2 12765 | . . 3 ⊢ ;60 ∈ ℕ |
| 4 | 1, 3 | gcdcomnni 42854 | . 2 ⊢ (7 gcd ;60) = (;60 gcd 7) |
| 5 | 1nn0 12544 | . . . . . 6 ⊢ 1 ∈ ℕ0 | |
| 6 | 1nn 12268 | . . . . . 6 ⊢ 1 ∈ ℕ | |
| 7 | 5, 6 | decnncl 12760 | . . . . 5 ⊢ ;11 ∈ ℕ |
| 8 | 1 | nnzi 12642 | . . . . 5 ⊢ 7 ∈ ℤ |
| 9 | 1, 7, 8 | gcdaddmzz2nni 42860 | . . . 4 ⊢ (7 gcd ;11) = (7 gcd (;11 + (7 · 7))) |
| 10 | 7t7e49 12855 | . . . . . . 7 ⊢ (7 · 7) = ;49 | |
| 11 | 10 | oveq2i 7424 | . . . . . 6 ⊢ (;11 + (7 · 7)) = (;11 + ;49) |
| 12 | 4nn0 12547 | . . . . . . 7 ⊢ 4 ∈ ℕ0 | |
| 13 | 9nn0 12552 | . . . . . . 7 ⊢ 9 ∈ ℕ0 | |
| 14 | eqid 2760 | . . . . . . 7 ⊢ ;11 = ;11 | |
| 15 | eqid 2760 | . . . . . . 7 ⊢ ;49 = ;49 | |
| 16 | 4cn 12350 | . . . . . . . . . 10 ⊢ 4 ∈ ℂ | |
| 17 | ax-1cn 11182 | . . . . . . . . . 10 ⊢ 1 ∈ ℂ | |
| 18 | 4p1e5 12410 | . . . . . . . . . 10 ⊢ (4 + 1) = 5 | |
| 19 | 16, 17, 18 | addcomli 11426 | . . . . . . . . 9 ⊢ (1 + 4) = 5 |
| 20 | 19 | oveq1i 7423 | . . . . . . . 8 ⊢ ((1 + 4) + 1) = (5 + 1) |
| 21 | 5p1e6 12411 | . . . . . . . 8 ⊢ (5 + 1) = 6 | |
| 22 | 20, 21 | eqtri 2783 | . . . . . . 7 ⊢ ((1 + 4) + 1) = 6 |
| 23 | 9cn 12365 | . . . . . . . 8 ⊢ 9 ∈ ℂ | |
| 24 | 9p1e10 12738 | . . . . . . . 8 ⊢ (9 + 1) = ;10 | |
| 25 | 23, 17, 24 | addcomli 11426 | . . . . . . 7 ⊢ (1 + 9) = ;10 |
| 26 | 5, 5, 12, 13, 14, 15, 22, 25 | decaddc2 12797 | . . . . . 6 ⊢ (;11 + ;49) = ;60 |
| 27 | 11, 26 | eqtri 2783 | . . . . 5 ⊢ (;11 + (7 · 7)) = ;60 |
| 28 | 27 | oveq2i 7424 | . . . 4 ⊢ (7 gcd (;11 + (7 · 7))) = (7 gcd ;60) |
| 29 | 9, 28 | eqtri 2783 | . . 3 ⊢ (7 gcd ;11) = (7 gcd ;60) |
| 30 | 7re 12358 | . . . . . 6 ⊢ 7 ∈ ℝ | |
| 31 | 1 | nnnn0i 12536 | . . . . . . . 8 ⊢ 7 ∈ ℕ0 |
| 32 | 31 | dec0h 12763 | . . . . . . 7 ⊢ 7 = ;07 |
| 33 | 0nn0 12543 | . . . . . . . 8 ⊢ 0 ∈ ℕ0 | |
| 34 | 7lt9 12467 | . . . . . . . . 9 ⊢ 7 < 9 | |
| 35 | 9re 12364 | . . . . . . . . . . 11 ⊢ 9 ∈ ℝ | |
| 36 | 30, 35 | pm3.2i 476 | . . . . . . . . . 10 ⊢ (7 ∈ ℝ ∧ 9 ∈ ℝ) |
| 37 | ltle 11322 | . . . . . . . . . 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 11760 | . . . . . . . 8 ⊢ 0 < 1 | |
| 41 | 33, 5, 31, 5, 39, 40 | declth 12771 | . . . . . . 7 ⊢ ;07 < ;11 |
| 42 | 32, 41 | eqbrtri 5126 | . . . . . 6 ⊢ 7 < ;11 |
| 43 | ltne 11331 | . . . . . 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 17202 | . . . . 5 ⊢ 7 ∈ ℙ | |
| 48 | 11prm 17207 | . . . . 5 ⊢ ;11 ∈ ℙ | |
| 49 | prmrp 16803 | . . . . 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 1570 ∈ wcel 2145 ≠ wne 2955 class class class wbr 5103 (class class class)co 7413 ℝcr 11123 0cc0 11124 1c1 11125 + caddc 11127 · cmul 11129 < clt 11267 ≤ cle 11268 4c4 12321 5c5 12322 6c6 12323 7c7 12324 9c9 12326 ;cdc 12736 gcd cgcd 16584 ℙcprime 16761 |
| 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 2147 ax-9 2155 ax-10 2178 ax-11 2194 ax-12 2213 ax-ext 2732 ax-sep 5251 ax-nul 5263 ax-pow 5330 ax-pr 5398 ax-un 7736 ax-cnex 11180 ax-resscn 11181 ax-1cn 11182 ax-icn 11183 ax-addcl 11184 ax-addrcl 11185 ax-mulcl 11186 ax-mulrcl 11187 ax-mulcom 11188 ax-addass 11189 ax-mulass 11190 ax-distr 11191 ax-i2m1 11192 ax-1ne0 11193 ax-1rid 11194 ax-rnegex 11195 ax-rrecex 11196 ax-cnre 11197 ax-pre-lttri 11198 ax-pre-lttrn 11199 ax-pre-ltadd 11200 ax-pre-mulgt0 11201 ax-pre-sup 11202 |
| 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 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 3740 df-csb 3848 df-dif 3902 df-un 3904 df-in 3906 df-ss 3916 df-pss 3919 df-nul 4280 df-if 4483 df-pw 4559 df-sn 4585 df-pr 4587 df-op 4591 df-uni 4868 df-iun 4953 df-br 5104 df-opab 5168 df-mpt 5187 df-tr 5213 df-id 5550 df-eprel 5555 df-po 5563 df-so 5564 df-fr 5608 df-we 5610 df-xp 5661 df-rel 5662 df-cnv 5663 df-co 5664 df-dm 5665 df-rn 5666 df-res 5667 df-ima 5668 df-pred 6299 df-ord 6360 df-on 6361 df-lim 6362 df-suc 6363 df-iota 6489 df-fun 6535 df-fn 6536 df-f 6537 df-f1 6538 df-fo 6539 df-f1o 6540 df-fv 6541 df-riota 7370 df-ov 7416 df-oprab 7417 df-mpo 7418 df-om 7863 df-1st 7986 df-2nd 7987 df-frecs 8280 df-wrecs 8311 df-recs 8360 df-rdg 8399 df-1o 8455 df-2o 8456 df-er 8696 df-en 8953 df-dom 8954 df-sdom 8955 df-fin 8956 df-sup 9412 df-inf 9413 df-pnf 11269 df-mnf 11270 df-xr 11271 df-ltxr 11272 df-le 11273 df-sub 11467 df-neg 11468 df-div 11896 df-nn 12258 df-2 12327 df-3 12328 df-4 12329 df-5 12330 df-6 12331 df-7 12332 df-8 12333 df-9 12334 df-n0 12529 df-z 12616 df-dec 12737 df-uz 12888 df-rp 13043 df-fz 13562 df-seq 14066 df-exp 14126 df-cj 15186 df-re 15187 df-im 15188 df-sqrt 15322 df-abs 15323 df-dvds 16343 df-gcd 16585 df-prm 16762 |
| This theorem is used by: 60lcm7e420 42876 |
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