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| Mirrors > Home > MPE Home > Th. List > gcdcomd | Structured version Visualization version GIF version | ||
| Description: The gcd operator is commutative, deduction version. (Contributed by SN, 24-Aug-2024.) |
| Ref | Expression |
|---|---|
| gcdcomd.m | ⊢ (𝜑 → 𝑀 ∈ ℤ) |
| gcdcomd.n | ⊢ (𝜑 → 𝑁 ∈ ℤ) |
| Ref | Expression |
|---|---|
| gcdcomd | ⊢ (𝜑 → (𝑀 gcd 𝑁) = (𝑁 gcd 𝑀)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | gcdcomd.m | . 2 ⊢ (𝜑 → 𝑀 ∈ ℤ) | |
| 2 | gcdcomd.n | . 2 ⊢ (𝜑 → 𝑁 ∈ ℤ) | |
| 3 | gcdcom 16445 | . 2 ⊢ ((𝑀 ∈ ℤ ∧ 𝑁 ∈ ℤ) → (𝑀 gcd 𝑁) = (𝑁 gcd 𝑀)) | |
| 4 | 1, 2, 3 | syl2anc 585 | 1 ⊢ (𝜑 → (𝑀 gcd 𝑁) = (𝑁 gcd 𝑀)) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 = wceq 1542 ∈ wcel 2114 (class class class)co 7361 ℤcz 12493 gcd cgcd 16426 |
| 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 2709 ax-sep 5242 ax-nul 5252 ax-pow 5311 ax-pr 5378 ax-un 7683 ax-resscn 11088 ax-1cn 11089 ax-icn 11090 ax-addcl 11091 ax-mulcl 11093 ax-i2m1 11099 ax-pre-lttri 11105 ax-pre-lttrn 11106 |
| 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 2540 df-eu 2570 df-clab 2716 df-cleq 2729 df-clel 2812 df-nfc 2886 df-ne 2934 df-nel 3038 df-ral 3053 df-rex 3062 df-rmo 3351 df-rab 3401 df-v 3443 df-sbc 3742 df-csb 3851 df-dif 3905 df-un 3907 df-in 3909 df-ss 3919 df-nul 4287 df-if 4481 df-pw 4557 df-sn 4582 df-pr 4584 df-op 4588 df-uni 4865 df-br 5100 df-opab 5162 df-mpt 5181 df-id 5520 df-po 5533 df-so 5534 df-xp 5631 df-rel 5632 df-cnv 5633 df-co 5634 df-dm 5635 df-rn 5636 df-res 5637 df-ima 5638 df-iota 6449 df-fun 6495 df-fn 6496 df-f 6497 df-f1 6498 df-fo 6499 df-f1o 6500 df-fv 6501 df-ov 7364 df-oprab 7365 df-mpo 7366 df-er 8638 df-en 8889 df-dom 8890 df-sdom 8891 df-sup 9350 df-pnf 11173 df-mnf 11174 df-ltxr 11176 df-gcd 16427 |
| This theorem is referenced by: modgcd 16464 rplpwr 16490 rprpwr 16491 coprmprod 16593 rpexp12i 16656 phiprmpw 16708 eulerthlem1 16713 eulerthlem2 16714 prmdiv 16717 coprimeprodsq 16741 pythagtriplem3 16751 prmpwdvds 16837 prmgaplem7 16990 gexexlem 19786 ablfacrp2 20003 pgpfac1lem2 20011 mpodvdsmulf1o 27165 dvdsmulf1o 27167 perfect1 27200 perfectlem1 27201 lgslem1 27269 lgsqrlem2 27319 lgsqr 27323 gausslemma2dlem0c 27330 lgsquad2lem2 27357 lgsquad2 27358 lgsquad3 27359 2sqlem8 27398 2sqmod 27408 nn0prpwlem 36529 aks4d1p8d2 42418 aks4d1p8d3 42419 hashscontpow1 42454 aks6d1c4 42457 aks5 42537 fltbccoprm 42962 flt4lem3 42969 flt4lem5c 42975 flt4lem5d 42976 flt4lem5e 42977 flt4lem5f 42978 flt4lem7 42980 nna4b4nsq 42981 jm2.19lem2 43310 jm2.20nn 43317 perfectALTVlem1 48044 |
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