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Mirrors > Home > MPE Home > Th. List > 2sqreuopnnlt | Structured version Visualization version GIF version |
Description: There exists a unique decomposition of a prime of the form 4𝑘 + 1 as a sum of squares of two different positive integers. Ordered pair variant of 2sqreunnlt 27489. (Contributed by AV, 3-Jul-2023.) |
Ref | Expression |
---|---|
2sqreuopnnlt | ⊢ ((𝑃 ∈ ℙ ∧ (𝑃 mod 4) = 1) → ∃!𝑝 ∈ (ℕ × ℕ)((1st ‘𝑝) < (2nd ‘𝑝) ∧ (((1st ‘𝑝)↑2) + ((2nd ‘𝑝)↑2)) = 𝑃)) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | biid 260 | . . 3 ⊢ ((𝑎 < 𝑏 ∧ ((𝑎↑2) + (𝑏↑2)) = 𝑃) ↔ (𝑎 < 𝑏 ∧ ((𝑎↑2) + (𝑏↑2)) = 𝑃)) | |
2 | 1 | 2sqreunnlt 27489 | . 2 ⊢ ((𝑃 ∈ ℙ ∧ (𝑃 mod 4) = 1) → (∃!𝑎 ∈ ℕ ∃𝑏 ∈ ℕ (𝑎 < 𝑏 ∧ ((𝑎↑2) + (𝑏↑2)) = 𝑃) ∧ ∃!𝑏 ∈ ℕ ∃𝑎 ∈ ℕ (𝑎 < 𝑏 ∧ ((𝑎↑2) + (𝑏↑2)) = 𝑃))) |
3 | fveq2 6901 | . . . . . 6 ⊢ (𝑝 = 〈𝑎, 𝑏〉 → (1st ‘𝑝) = (1st ‘〈𝑎, 𝑏〉)) | |
4 | fveq2 6901 | . . . . . 6 ⊢ (𝑝 = 〈𝑎, 𝑏〉 → (2nd ‘𝑝) = (2nd ‘〈𝑎, 𝑏〉)) | |
5 | 3, 4 | breq12d 5166 | . . . . 5 ⊢ (𝑝 = 〈𝑎, 𝑏〉 → ((1st ‘𝑝) < (2nd ‘𝑝) ↔ (1st ‘〈𝑎, 𝑏〉) < (2nd ‘〈𝑎, 𝑏〉))) |
6 | vex 3466 | . . . . . . 7 ⊢ 𝑎 ∈ V | |
7 | vex 3466 | . . . . . . 7 ⊢ 𝑏 ∈ V | |
8 | 6, 7 | op1st 8011 | . . . . . 6 ⊢ (1st ‘〈𝑎, 𝑏〉) = 𝑎 |
9 | 6, 7 | op2nd 8012 | . . . . . 6 ⊢ (2nd ‘〈𝑎, 𝑏〉) = 𝑏 |
10 | 8, 9 | breq12i 5162 | . . . . 5 ⊢ ((1st ‘〈𝑎, 𝑏〉) < (2nd ‘〈𝑎, 𝑏〉) ↔ 𝑎 < 𝑏) |
11 | 5, 10 | bitrdi 286 | . . . 4 ⊢ (𝑝 = 〈𝑎, 𝑏〉 → ((1st ‘𝑝) < (2nd ‘𝑝) ↔ 𝑎 < 𝑏)) |
12 | 6, 7 | op1std 8013 | . . . . . . 7 ⊢ (𝑝 = 〈𝑎, 𝑏〉 → (1st ‘𝑝) = 𝑎) |
13 | 12 | oveq1d 7439 | . . . . . 6 ⊢ (𝑝 = 〈𝑎, 𝑏〉 → ((1st ‘𝑝)↑2) = (𝑎↑2)) |
14 | 6, 7 | op2ndd 8014 | . . . . . . 7 ⊢ (𝑝 = 〈𝑎, 𝑏〉 → (2nd ‘𝑝) = 𝑏) |
15 | 14 | oveq1d 7439 | . . . . . 6 ⊢ (𝑝 = 〈𝑎, 𝑏〉 → ((2nd ‘𝑝)↑2) = (𝑏↑2)) |
16 | 13, 15 | oveq12d 7442 | . . . . 5 ⊢ (𝑝 = 〈𝑎, 𝑏〉 → (((1st ‘𝑝)↑2) + ((2nd ‘𝑝)↑2)) = ((𝑎↑2) + (𝑏↑2))) |
17 | 16 | eqeq1d 2728 | . . . 4 ⊢ (𝑝 = 〈𝑎, 𝑏〉 → ((((1st ‘𝑝)↑2) + ((2nd ‘𝑝)↑2)) = 𝑃 ↔ ((𝑎↑2) + (𝑏↑2)) = 𝑃)) |
18 | 11, 17 | anbi12d 630 | . . 3 ⊢ (𝑝 = 〈𝑎, 𝑏〉 → (((1st ‘𝑝) < (2nd ‘𝑝) ∧ (((1st ‘𝑝)↑2) + ((2nd ‘𝑝)↑2)) = 𝑃) ↔ (𝑎 < 𝑏 ∧ ((𝑎↑2) + (𝑏↑2)) = 𝑃))) |
19 | 18 | opreu2reurex 6305 | . 2 ⊢ (∃!𝑝 ∈ (ℕ × ℕ)((1st ‘𝑝) < (2nd ‘𝑝) ∧ (((1st ‘𝑝)↑2) + ((2nd ‘𝑝)↑2)) = 𝑃) ↔ (∃!𝑎 ∈ ℕ ∃𝑏 ∈ ℕ (𝑎 < 𝑏 ∧ ((𝑎↑2) + (𝑏↑2)) = 𝑃) ∧ ∃!𝑏 ∈ ℕ ∃𝑎 ∈ ℕ (𝑎 < 𝑏 ∧ ((𝑎↑2) + (𝑏↑2)) = 𝑃))) |
20 | 2, 19 | sylibr 233 | 1 ⊢ ((𝑃 ∈ ℙ ∧ (𝑃 mod 4) = 1) → ∃!𝑝 ∈ (ℕ × ℕ)((1st ‘𝑝) < (2nd ‘𝑝) ∧ (((1st ‘𝑝)↑2) + ((2nd ‘𝑝)↑2)) = 𝑃)) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ∧ wa 394 = wceq 1534 ∈ wcel 2099 ∃wrex 3060 ∃!wreu 3362 〈cop 4639 class class class wbr 5153 × cxp 5680 ‘cfv 6554 (class class class)co 7424 1st c1st 8001 2nd c2nd 8002 1c1 11159 + caddc 11161 < clt 11298 ℕcn 12264 2c2 12319 4c4 12321 mod cmo 13889 ↑cexp 14081 ℙcprime 16672 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1790 ax-4 1804 ax-5 1906 ax-6 1964 ax-7 2004 ax-8 2101 ax-9 2109 ax-10 2130 ax-11 2147 ax-12 2167 ax-ext 2697 ax-rep 5290 ax-sep 5304 ax-nul 5311 ax-pow 5369 ax-pr 5433 ax-un 7746 ax-cnex 11214 ax-resscn 11215 ax-1cn 11216 ax-icn 11217 ax-addcl 11218 ax-addrcl 11219 ax-mulcl 11220 ax-mulrcl 11221 ax-mulcom 11222 ax-addass 11223 ax-mulass 11224 ax-distr 11225 ax-i2m1 11226 ax-1ne0 11227 ax-1rid 11228 ax-rnegex 11229 ax-rrecex 11230 ax-cnre 11231 ax-pre-lttri 11232 ax-pre-lttrn 11233 ax-pre-ltadd 11234 ax-pre-mulgt0 11235 ax-pre-sup 11236 ax-addf 11237 ax-mulf 11238 |
This theorem depends on definitions: df-bi 206 df-an 395 df-or 846 df-3or 1085 df-3an 1086 df-tru 1537 df-fal 1547 df-ex 1775 df-nf 1779 df-sb 2061 df-mo 2529 df-eu 2558 df-clab 2704 df-cleq 2718 df-clel 2803 df-nfc 2878 df-ne 2931 df-nel 3037 df-ral 3052 df-rex 3061 df-rmo 3364 df-reu 3365 df-rab 3420 df-v 3464 df-sbc 3777 df-csb 3893 df-dif 3950 df-un 3952 df-in 3954 df-ss 3964 df-pss 3967 df-nul 4326 df-if 4534 df-pw 4609 df-sn 4634 df-pr 4636 df-tp 4638 df-op 4640 df-uni 4914 df-int 4955 df-iun 5003 df-iin 5004 df-br 5154 df-opab 5216 df-mpt 5237 df-tr 5271 df-id 5580 df-eprel 5586 df-po 5594 df-so 5595 df-fr 5637 df-se 5638 df-we 5639 df-xp 5688 df-rel 5689 df-cnv 5690 df-co 5691 df-dm 5692 df-rn 5693 df-res 5694 df-ima 5695 df-pred 6312 df-ord 6379 df-on 6380 df-lim 6381 df-suc 6382 df-iota 6506 df-fun 6556 df-fn 6557 df-f 6558 df-f1 6559 df-fo 6560 df-f1o 6561 df-fv 6562 df-isom 6563 df-riota 7380 df-ov 7427 df-oprab 7428 df-mpo 7429 df-of 7690 df-ofr 7691 df-om 7877 df-1st 8003 df-2nd 8004 df-supp 8175 df-tpos 8241 df-frecs 8296 df-wrecs 8327 df-recs 8401 df-rdg 8440 df-1o 8496 df-2o 8497 df-oadd 8500 df-er 8734 df-ec 8736 df-qs 8740 df-map 8857 df-pm 8858 df-ixp 8927 df-en 8975 df-dom 8976 df-sdom 8977 df-fin 8978 df-fsupp 9406 df-sup 9485 df-inf 9486 df-oi 9553 df-dju 9944 df-card 9982 df-pnf 11300 df-mnf 11301 df-xr 11302 df-ltxr 11303 df-le 11304 df-sub 11496 df-neg 11497 df-div 11922 df-nn 12265 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 12525 df-xnn0 12597 df-z 12611 df-dec 12730 df-uz 12875 df-q 12985 df-rp 13029 df-fz 13539 df-fzo 13682 df-fl 13812 df-mod 13890 df-seq 14022 df-exp 14082 df-hash 14348 df-cj 15104 df-re 15105 df-im 15106 df-sqrt 15240 df-abs 15241 df-dvds 16257 df-gcd 16495 df-prm 16673 df-phi 16768 df-pc 16839 df-gz 16932 df-struct 17149 df-sets 17166 df-slot 17184 df-ndx 17196 df-base 17214 df-ress 17243 df-plusg 17279 df-mulr 17280 df-starv 17281 df-sca 17282 df-vsca 17283 df-ip 17284 df-tset 17285 df-ple 17286 df-ds 17288 df-unif 17289 df-hom 17290 df-cco 17291 df-0g 17456 df-gsum 17457 df-prds 17462 df-pws 17464 df-imas 17523 df-qus 17524 df-mre 17599 df-mrc 17600 df-acs 17602 df-mgm 18633 df-sgrp 18712 df-mnd 18728 df-mhm 18773 df-submnd 18774 df-grp 18931 df-minusg 18932 df-sbg 18933 df-mulg 19062 df-subg 19117 df-nsg 19118 df-eqg 19119 df-ghm 19207 df-cntz 19311 df-cmn 19780 df-abl 19781 df-mgp 20118 df-rng 20136 df-ur 20165 df-srg 20170 df-ring 20218 df-cring 20219 df-oppr 20316 df-dvdsr 20339 df-unit 20340 df-invr 20370 df-dvr 20383 df-rhm 20454 df-nzr 20495 df-subrng 20528 df-subrg 20553 df-rlreg 20672 df-domn 20673 df-idom 20674 df-drng 20709 df-field 20710 df-lmod 20838 df-lss 20909 df-lsp 20949 df-sra 21151 df-rgmod 21152 df-lidl 21197 df-rsp 21198 df-2idl 21239 df-cnfld 21344 df-zring 21437 df-zrh 21493 df-zn 21496 df-assa 21851 df-asp 21852 df-ascl 21853 df-psr 21906 df-mvr 21907 df-mpl 21908 df-opsr 21910 df-evls 22087 df-evl 22088 df-psr1 22169 df-vr1 22170 df-ply1 22171 df-coe1 22172 df-evl1 22307 df-mdeg 26079 df-deg1 26080 df-mon1 26158 df-uc1p 26159 df-q1p 26160 df-r1p 26161 df-lgs 27324 |
This theorem is referenced by: (None) |
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