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Mirrors > Home > MPE Home > Th. List > Mathboxes > fpprel | Structured version Visualization version GIF version |
Description: A Fermat pseudoprime to the base 𝑁. (Contributed by AV, 30-May-2023.) |
Ref | Expression |
---|---|
fpprel | ⊢ (𝑁 ∈ ℕ → (𝑋 ∈ ( FPPr ‘𝑁) ↔ (𝑋 ∈ (ℤ≥‘4) ∧ 𝑋 ∉ ℙ ∧ ((𝑁↑(𝑋 − 1)) mod 𝑋) = 1))) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | fpprmod 44852 | . . . 4 ⊢ (𝑁 ∈ ℕ → ( FPPr ‘𝑁) = {𝑥 ∈ (ℤ≥‘4) ∣ (𝑥 ∉ ℙ ∧ ((𝑁↑(𝑥 − 1)) mod 𝑥) = 1)}) | |
2 | 1 | eleq2d 2823 | . . 3 ⊢ (𝑁 ∈ ℕ → (𝑋 ∈ ( FPPr ‘𝑁) ↔ 𝑋 ∈ {𝑥 ∈ (ℤ≥‘4) ∣ (𝑥 ∉ ℙ ∧ ((𝑁↑(𝑥 − 1)) mod 𝑥) = 1)})) |
3 | neleq1 3051 | . . . . 5 ⊢ (𝑥 = 𝑋 → (𝑥 ∉ ℙ ↔ 𝑋 ∉ ℙ)) | |
4 | oveq1 7220 | . . . . . . . 8 ⊢ (𝑥 = 𝑋 → (𝑥 − 1) = (𝑋 − 1)) | |
5 | 4 | oveq2d 7229 | . . . . . . 7 ⊢ (𝑥 = 𝑋 → (𝑁↑(𝑥 − 1)) = (𝑁↑(𝑋 − 1))) |
6 | id 22 | . . . . . . 7 ⊢ (𝑥 = 𝑋 → 𝑥 = 𝑋) | |
7 | 5, 6 | oveq12d 7231 | . . . . . 6 ⊢ (𝑥 = 𝑋 → ((𝑁↑(𝑥 − 1)) mod 𝑥) = ((𝑁↑(𝑋 − 1)) mod 𝑋)) |
8 | 7 | eqeq1d 2739 | . . . . 5 ⊢ (𝑥 = 𝑋 → (((𝑁↑(𝑥 − 1)) mod 𝑥) = 1 ↔ ((𝑁↑(𝑋 − 1)) mod 𝑋) = 1)) |
9 | 3, 8 | anbi12d 634 | . . . 4 ⊢ (𝑥 = 𝑋 → ((𝑥 ∉ ℙ ∧ ((𝑁↑(𝑥 − 1)) mod 𝑥) = 1) ↔ (𝑋 ∉ ℙ ∧ ((𝑁↑(𝑋 − 1)) mod 𝑋) = 1))) |
10 | 9 | elrab 3602 | . . 3 ⊢ (𝑋 ∈ {𝑥 ∈ (ℤ≥‘4) ∣ (𝑥 ∉ ℙ ∧ ((𝑁↑(𝑥 − 1)) mod 𝑥) = 1)} ↔ (𝑋 ∈ (ℤ≥‘4) ∧ (𝑋 ∉ ℙ ∧ ((𝑁↑(𝑋 − 1)) mod 𝑋) = 1))) |
11 | 2, 10 | bitrdi 290 | . 2 ⊢ (𝑁 ∈ ℕ → (𝑋 ∈ ( FPPr ‘𝑁) ↔ (𝑋 ∈ (ℤ≥‘4) ∧ (𝑋 ∉ ℙ ∧ ((𝑁↑(𝑋 − 1)) mod 𝑋) = 1)))) |
12 | 3anass 1097 | . 2 ⊢ ((𝑋 ∈ (ℤ≥‘4) ∧ 𝑋 ∉ ℙ ∧ ((𝑁↑(𝑋 − 1)) mod 𝑋) = 1) ↔ (𝑋 ∈ (ℤ≥‘4) ∧ (𝑋 ∉ ℙ ∧ ((𝑁↑(𝑋 − 1)) mod 𝑋) = 1))) | |
13 | 11, 12 | bitr4di 292 | 1 ⊢ (𝑁 ∈ ℕ → (𝑋 ∈ ( FPPr ‘𝑁) ↔ (𝑋 ∈ (ℤ≥‘4) ∧ 𝑋 ∉ ℙ ∧ ((𝑁↑(𝑋 − 1)) mod 𝑋) = 1))) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ↔ wb 209 ∧ wa 399 ∧ w3a 1089 = wceq 1543 ∈ wcel 2110 ∉ wnel 3046 {crab 3065 ‘cfv 6380 (class class class)co 7213 1c1 10730 − cmin 11062 ℕcn 11830 4c4 11887 ℤ≥cuz 12438 mod cmo 13442 ↑cexp 13635 ℙcprime 16228 FPPr cfppr 44849 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1803 ax-4 1817 ax-5 1918 ax-6 1976 ax-7 2016 ax-8 2112 ax-9 2120 ax-10 2141 ax-11 2158 ax-12 2175 ax-ext 2708 ax-sep 5192 ax-nul 5199 ax-pow 5258 ax-pr 5322 ax-un 7523 ax-cnex 10785 ax-resscn 10786 ax-1cn 10787 ax-icn 10788 ax-addcl 10789 ax-addrcl 10790 ax-mulcl 10791 ax-mulrcl 10792 ax-mulcom 10793 ax-addass 10794 ax-mulass 10795 ax-distr 10796 ax-i2m1 10797 ax-1ne0 10798 ax-1rid 10799 ax-rnegex 10800 ax-rrecex 10801 ax-cnre 10802 ax-pre-lttri 10803 ax-pre-lttrn 10804 ax-pre-ltadd 10805 ax-pre-mulgt0 10806 ax-pre-sup 10807 |
This theorem depends on definitions: df-bi 210 df-an 400 df-or 848 df-3or 1090 df-3an 1091 df-tru 1546 df-fal 1556 df-ex 1788 df-nf 1792 df-sb 2071 df-mo 2539 df-eu 2568 df-clab 2715 df-cleq 2729 df-clel 2816 df-nfc 2886 df-ne 2941 df-nel 3047 df-ral 3066 df-rex 3067 df-reu 3068 df-rmo 3069 df-rab 3070 df-v 3410 df-sbc 3695 df-csb 3812 df-dif 3869 df-un 3871 df-in 3873 df-ss 3883 df-pss 3885 df-nul 4238 df-if 4440 df-pw 4515 df-sn 4542 df-pr 4544 df-tp 4546 df-op 4548 df-uni 4820 df-iun 4906 df-br 5054 df-opab 5116 df-mpt 5136 df-tr 5162 df-id 5455 df-eprel 5460 df-po 5468 df-so 5469 df-fr 5509 df-we 5511 df-xp 5557 df-rel 5558 df-cnv 5559 df-co 5560 df-dm 5561 df-rn 5562 df-res 5563 df-ima 5564 df-pred 6160 df-ord 6216 df-on 6217 df-lim 6218 df-suc 6219 df-iota 6338 df-fun 6382 df-fn 6383 df-f 6384 df-f1 6385 df-fo 6386 df-f1o 6387 df-fv 6388 df-riota 7170 df-ov 7216 df-oprab 7217 df-mpo 7218 df-om 7645 df-2nd 7762 df-wrecs 8047 df-recs 8108 df-rdg 8146 df-er 8391 df-en 8627 df-dom 8628 df-sdom 8629 df-sup 9058 df-inf 9059 df-pnf 10869 df-mnf 10870 df-xr 10871 df-ltxr 10872 df-le 10873 df-sub 11064 df-neg 11065 df-div 11490 df-nn 11831 df-2 11893 df-3 11894 df-4 11895 df-n0 12091 df-z 12177 df-uz 12439 df-rp 12587 df-fl 13367 df-mod 13443 df-seq 13575 df-exp 13636 df-dvds 15816 df-fppr 44850 |
This theorem is referenced by: fpprnn 44855 fppr2odd 44856 341fppr2 44859 4fppr1 44860 9fppr8 44862 fpprwppr 44864 fpprwpprb 44865 fpprel2 44866 |
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