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Mirrors > Home > MPE Home > Th. List > Mathboxes > flt4lem1 | Structured version Visualization version GIF version |
Description: Satisfy the antecedent used in several pythagtrip 16239 lemmas, with 𝐴, 𝐶 coprime rather than 𝐴, 𝐵. (Contributed by SN, 21-Aug-2024.) |
Ref | Expression |
---|---|
flt4lem1.a | ⊢ (𝜑 → 𝐴 ∈ ℕ) |
flt4lem1.b | ⊢ (𝜑 → 𝐵 ∈ ℕ) |
flt4lem1.c | ⊢ (𝜑 → 𝐶 ∈ ℕ) |
flt4lem1.1 | ⊢ (𝜑 → ¬ 2 ∥ 𝐴) |
flt4lem1.2 | ⊢ (𝜑 → (𝐴 gcd 𝐶) = 1) |
flt4lem1.3 | ⊢ (𝜑 → ((𝐴↑2) + (𝐵↑2)) = (𝐶↑2)) |
Ref | Expression |
---|---|
flt4lem1 | ⊢ (𝜑 → ((𝐴 ∈ ℕ ∧ 𝐵 ∈ ℕ ∧ 𝐶 ∈ ℕ) ∧ ((𝐴↑2) + (𝐵↑2)) = (𝐶↑2) ∧ ((𝐴 gcd 𝐵) = 1 ∧ ¬ 2 ∥ 𝐴))) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | flt4lem1.a | . . 3 ⊢ (𝜑 → 𝐴 ∈ ℕ) | |
2 | flt4lem1.b | . . 3 ⊢ (𝜑 → 𝐵 ∈ ℕ) | |
3 | flt4lem1.c | . . 3 ⊢ (𝜑 → 𝐶 ∈ ℕ) | |
4 | 1, 2, 3 | 3jca 1125 | . 2 ⊢ (𝜑 → (𝐴 ∈ ℕ ∧ 𝐵 ∈ ℕ ∧ 𝐶 ∈ ℕ)) |
5 | flt4lem1.3 | . 2 ⊢ (𝜑 → ((𝐴↑2) + (𝐵↑2)) = (𝐶↑2)) | |
6 | flt4lem1.2 | . . . 4 ⊢ (𝜑 → (𝐴 gcd 𝐶) = 1) | |
7 | 1, 2, 3, 6, 5 | fltabcoprm 40006 | . . 3 ⊢ (𝜑 → (𝐴 gcd 𝐵) = 1) |
8 | flt4lem1.1 | . . 3 ⊢ (𝜑 → ¬ 2 ∥ 𝐴) | |
9 | 7, 8 | jca 515 | . 2 ⊢ (𝜑 → ((𝐴 gcd 𝐵) = 1 ∧ ¬ 2 ∥ 𝐴)) |
10 | 4, 5, 9 | 3jca 1125 | 1 ⊢ (𝜑 → ((𝐴 ∈ ℕ ∧ 𝐵 ∈ ℕ ∧ 𝐶 ∈ ℕ) ∧ ((𝐴↑2) + (𝐵↑2)) = (𝐶↑2) ∧ ((𝐴 gcd 𝐵) = 1 ∧ ¬ 2 ∥ 𝐴))) |
Colors of variables: wff setvar class |
Syntax hints: ¬ wn 3 → wi 4 ∧ wa 399 ∧ w3a 1084 = wceq 1538 ∈ wcel 2111 class class class wbr 5036 (class class class)co 7156 1c1 10589 + caddc 10591 ℕcn 11687 2c2 11742 ↑cexp 13492 ∥ cdvds 15668 gcd cgcd 15906 |
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 1911 ax-6 1970 ax-7 2015 ax-8 2113 ax-9 2121 ax-10 2142 ax-11 2158 ax-12 2175 ax-ext 2729 ax-sep 5173 ax-nul 5180 ax-pow 5238 ax-pr 5302 ax-un 7465 ax-cnex 10644 ax-resscn 10645 ax-1cn 10646 ax-icn 10647 ax-addcl 10648 ax-addrcl 10649 ax-mulcl 10650 ax-mulrcl 10651 ax-mulcom 10652 ax-addass 10653 ax-mulass 10654 ax-distr 10655 ax-i2m1 10656 ax-1ne0 10657 ax-1rid 10658 ax-rnegex 10659 ax-rrecex 10660 ax-cnre 10661 ax-pre-lttri 10662 ax-pre-lttrn 10663 ax-pre-ltadd 10664 ax-pre-mulgt0 10665 ax-pre-sup 10666 |
This theorem depends on definitions: df-bi 210 df-an 400 df-or 845 df-3or 1085 df-3an 1086 df-tru 1541 df-fal 1551 df-ex 1782 df-nf 1786 df-sb 2070 df-mo 2557 df-eu 2588 df-clab 2736 df-cleq 2750 df-clel 2830 df-nfc 2901 df-ne 2952 df-nel 3056 df-ral 3075 df-rex 3076 df-reu 3077 df-rmo 3078 df-rab 3079 df-v 3411 df-sbc 3699 df-csb 3808 df-dif 3863 df-un 3865 df-in 3867 df-ss 3877 df-pss 3879 df-nul 4228 df-if 4424 df-pw 4499 df-sn 4526 df-pr 4528 df-tp 4530 df-op 4532 df-uni 4802 df-iun 4888 df-br 5037 df-opab 5099 df-mpt 5117 df-tr 5143 df-id 5434 df-eprel 5439 df-po 5447 df-so 5448 df-fr 5487 df-we 5489 df-xp 5534 df-rel 5535 df-cnv 5536 df-co 5537 df-dm 5538 df-rn 5539 df-res 5540 df-ima 5541 df-pred 6131 df-ord 6177 df-on 6178 df-lim 6179 df-suc 6180 df-iota 6299 df-fun 6342 df-fn 6343 df-f 6344 df-f1 6345 df-fo 6346 df-f1o 6347 df-fv 6348 df-riota 7114 df-ov 7159 df-oprab 7160 df-mpo 7161 df-om 7586 df-2nd 7700 df-wrecs 7963 df-recs 8024 df-rdg 8062 df-er 8305 df-en 8541 df-dom 8542 df-sdom 8543 df-sup 8952 df-inf 8953 df-pnf 10728 df-mnf 10729 df-xr 10730 df-ltxr 10731 df-le 10732 df-sub 10923 df-neg 10924 df-div 11349 df-nn 11688 df-2 11750 df-3 11751 df-n0 11948 df-z 12034 df-uz 12296 df-rp 12444 df-fl 13224 df-mod 13300 df-seq 13432 df-exp 13493 df-cj 14519 df-re 14520 df-im 14521 df-sqrt 14655 df-abs 14656 df-dvds 15669 df-gcd 15907 |
This theorem is referenced by: flt4lem3 40012 flt4lem5a 40016 flt4lem5b 40017 flt4lem5c 40018 flt4lem5d 40019 flt4lem5e 40020 |
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