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| Mirrors > Home > MPE Home > Th. List > Mathboxes > 41prothprm | Structured version Visualization version GIF version | ||
| Description: 41 is a Proth prime. (Contributed by AV, 5-Jul-2020.) |
| Ref | Expression |
|---|---|
| 41prothprm.p | ⊢ 𝑃 = ;41 |
| Ref | Expression |
|---|---|
| 41prothprm | ⊢ (𝑃 = ((5 · (2↑3)) + 1) ∧ 𝑃 ∈ ℙ) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | 41prothprm.p | . . 3 ⊢ 𝑃 = ;41 | |
| 2 | 1 | 41prothprmlem2 48096 | . 2 ⊢ ((3↑((𝑃 − 1) / 2)) mod 𝑃) = (-1 mod 𝑃) |
| 3 | dfdec10 12638 | . . 3 ⊢ ;41 = ((;10 · 4) + 1) | |
| 4 | 4t2e8 12335 | . . . . . . . 8 ⊢ (4 · 2) = 8 | |
| 5 | 4cn 12257 | . . . . . . . . 9 ⊢ 4 ∈ ℂ | |
| 6 | 2cn 12247 | . . . . . . . . 9 ⊢ 2 ∈ ℂ | |
| 7 | 5, 6 | mulcomi 11144 | . . . . . . . 8 ⊢ (4 · 2) = (2 · 4) |
| 8 | 4, 7 | eqtr3i 2764 | . . . . . . 7 ⊢ 8 = (2 · 4) |
| 9 | 8 | oveq2i 7367 | . . . . . 6 ⊢ (5 · 8) = (5 · (2 · 4)) |
| 10 | 5cn 12260 | . . . . . . 7 ⊢ 5 ∈ ℂ | |
| 11 | 10, 6, 5 | mulassi 11147 | . . . . . 6 ⊢ ((5 · 2) · 4) = (5 · (2 · 4)) |
| 12 | 5t2e10 12735 | . . . . . . 7 ⊢ (5 · 2) = ;10 | |
| 13 | 12 | oveq1i 7366 | . . . . . 6 ⊢ ((5 · 2) · 4) = (;10 · 4) |
| 14 | 9, 11, 13 | 3eqtr2i 2768 | . . . . 5 ⊢ (5 · 8) = (;10 · 4) |
| 15 | cu2 14153 | . . . . . . 7 ⊢ (2↑3) = 8 | |
| 16 | 15 | eqcomi 2748 | . . . . . 6 ⊢ 8 = (2↑3) |
| 17 | 16 | oveq2i 7367 | . . . . 5 ⊢ (5 · 8) = (5 · (2↑3)) |
| 18 | 14, 17 | eqtr3i 2764 | . . . 4 ⊢ (;10 · 4) = (5 · (2↑3)) |
| 19 | 18 | oveq1i 7366 | . . 3 ⊢ ((;10 · 4) + 1) = ((5 · (2↑3)) + 1) |
| 20 | 1, 3, 19 | 3eqtri 2766 | . 2 ⊢ 𝑃 = ((5 · (2↑3)) + 1) |
| 21 | simpr 485 | . . 3 ⊢ ((((3↑((𝑃 − 1) / 2)) mod 𝑃) = (-1 mod 𝑃) ∧ 𝑃 = ((5 · (2↑3)) + 1)) → 𝑃 = ((5 · (2↑3)) + 1)) | |
| 22 | 3nn 12251 | . . . . 5 ⊢ 3 ∈ ℕ | |
| 23 | 22 | a1i 11 | . . . 4 ⊢ ((((3↑((𝑃 − 1) / 2)) mod 𝑃) = (-1 mod 𝑃) ∧ 𝑃 = ((5 · (2↑3)) + 1)) → 3 ∈ ℕ) |
| 24 | 5nn 12258 | . . . . 5 ⊢ 5 ∈ ℕ | |
| 25 | 24 | a1i 11 | . . . 4 ⊢ ((((3↑((𝑃 − 1) / 2)) mod 𝑃) = (-1 mod 𝑃) ∧ 𝑃 = ((5 · (2↑3)) + 1)) → 5 ∈ ℕ) |
| 26 | 5lt8 12361 | . . . . . 6 ⊢ 5 < 8 | |
| 27 | 26, 15 | breqtrri 5099 | . . . . 5 ⊢ 5 < (2↑3) |
| 28 | 27 | a1i 11 | . . . 4 ⊢ ((((3↑((𝑃 − 1) / 2)) mod 𝑃) = (-1 mod 𝑃) ∧ 𝑃 = ((5 · (2↑3)) + 1)) → 5 < (2↑3)) |
| 29 | 3z 12551 | . . . . . . 7 ⊢ 3 ∈ ℤ | |
| 30 | 29 | a1i 11 | . . . . . 6 ⊢ (((3↑((𝑃 − 1) / 2)) mod 𝑃) = (-1 mod 𝑃) → 3 ∈ ℤ) |
| 31 | oveq1 7363 | . . . . . . . . 9 ⊢ (𝑥 = 3 → (𝑥↑((𝑃 − 1) / 2)) = (3↑((𝑃 − 1) / 2))) | |
| 32 | 31 | oveq1d 7371 | . . . . . . . 8 ⊢ (𝑥 = 3 → ((𝑥↑((𝑃 − 1) / 2)) mod 𝑃) = ((3↑((𝑃 − 1) / 2)) mod 𝑃)) |
| 33 | 32 | eqeq1d 2741 | . . . . . . 7 ⊢ (𝑥 = 3 → (((𝑥↑((𝑃 − 1) / 2)) mod 𝑃) = (-1 mod 𝑃) ↔ ((3↑((𝑃 − 1) / 2)) mod 𝑃) = (-1 mod 𝑃))) |
| 34 | 33 | adantl 482 | . . . . . 6 ⊢ ((((3↑((𝑃 − 1) / 2)) mod 𝑃) = (-1 mod 𝑃) ∧ 𝑥 = 3) → (((𝑥↑((𝑃 − 1) / 2)) mod 𝑃) = (-1 mod 𝑃) ↔ ((3↑((𝑃 − 1) / 2)) mod 𝑃) = (-1 mod 𝑃))) |
| 35 | id 22 | . . . . . 6 ⊢ (((3↑((𝑃 − 1) / 2)) mod 𝑃) = (-1 mod 𝑃) → ((3↑((𝑃 − 1) / 2)) mod 𝑃) = (-1 mod 𝑃)) | |
| 36 | 30, 34, 35 | rspcedvd 3562 | . . . . 5 ⊢ (((3↑((𝑃 − 1) / 2)) mod 𝑃) = (-1 mod 𝑃) → ∃𝑥 ∈ ℤ ((𝑥↑((𝑃 − 1) / 2)) mod 𝑃) = (-1 mod 𝑃)) |
| 37 | 36 | adantr 481 | . . . 4 ⊢ ((((3↑((𝑃 − 1) / 2)) mod 𝑃) = (-1 mod 𝑃) ∧ 𝑃 = ((5 · (2↑3)) + 1)) → ∃𝑥 ∈ ℤ ((𝑥↑((𝑃 − 1) / 2)) mod 𝑃) = (-1 mod 𝑃)) |
| 38 | 23, 25, 21, 28, 37 | proththd 48092 | . . 3 ⊢ ((((3↑((𝑃 − 1) / 2)) mod 𝑃) = (-1 mod 𝑃) ∧ 𝑃 = ((5 · (2↑3)) + 1)) → 𝑃 ∈ ℙ) |
| 39 | 21, 38 | jca 516 | . 2 ⊢ ((((3↑((𝑃 − 1) / 2)) mod 𝑃) = (-1 mod 𝑃) ∧ 𝑃 = ((5 · (2↑3)) + 1)) → (𝑃 = ((5 · (2↑3)) + 1) ∧ 𝑃 ∈ ℙ)) |
| 40 | 2, 20, 39 | mp2an 698 | 1 ⊢ (𝑃 = ((5 · (2↑3)) + 1) ∧ 𝑃 ∈ ℙ) |
| Colors of variables: wff setvar class |
| Syntax hints: ↔ wb 207 ∧ wa 396 = wceq 1547 ∈ wcel 2119 ∃wrex 3063 class class class wbr 5072 (class class class)co 7356 0cc0 11029 1c1 11030 + caddc 11032 · cmul 11034 < clt 11170 − cmin 11368 -cneg 11369 / cdiv 11798 ℕcn 12165 2c2 12227 3c3 12228 4c4 12229 5c5 12230 8c8 12233 ℤcz 12515 ;cdc 12635 mod cmo 13819 ↑cexp 14014 ℙcprime 16631 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1802 ax-4 1816 ax-5 1917 ax-6 1974 ax-7 2015 ax-8 2121 ax-9 2129 ax-10 2152 ax-11 2168 ax-12 2189 ax-ext 2711 ax-rep 5199 ax-sep 5218 ax-nul 5228 ax-pow 5294 ax-pr 5362 ax-un 7678 ax-cnex 11085 ax-resscn 11086 ax-1cn 11087 ax-icn 11088 ax-addcl 11089 ax-addrcl 11090 ax-mulcl 11091 ax-mulrcl 11092 ax-mulcom 11093 ax-addass 11094 ax-mulass 11095 ax-distr 11096 ax-i2m1 11097 ax-1ne0 11098 ax-1rid 11099 ax-rnegex 11100 ax-rrecex 11101 ax-cnre 11102 ax-pre-lttri 11103 ax-pre-lttrn 11104 ax-pre-ltadd 11105 ax-pre-mulgt0 11106 ax-pre-sup 11107 |
| This theorem depends on definitions: df-bi 208 df-an 397 df-or 854 df-3or 1093 df-3an 1094 df-tru 1550 df-fal 1560 df-ex 1787 df-nf 1791 df-sb 2074 df-mo 2543 df-eu 2573 df-clab 2718 df-cleq 2731 df-clel 2814 df-nfc 2888 df-ne 2935 df-nel 3039 df-ral 3054 df-rex 3064 df-rmo 3344 df-reu 3345 df-rab 3392 df-v 3433 df-sbc 3724 df-csb 3832 df-dif 3886 df-un 3888 df-in 3890 df-ss 3900 df-pss 3903 df-nul 4262 df-if 4455 df-pw 4531 df-sn 4556 df-pr 4558 df-op 4562 df-uni 4839 df-int 4878 df-iun 4923 df-br 5073 df-opab 5135 df-mpt 5154 df-tr 5180 df-id 5513 df-eprel 5518 df-po 5526 df-so 5527 df-fr 5571 df-we 5573 df-xp 5624 df-rel 5625 df-cnv 5626 df-co 5627 df-dm 5628 df-rn 5629 df-res 5630 df-ima 5631 df-pred 6252 df-ord 6313 df-on 6314 df-lim 6315 df-suc 6316 df-iota 6441 df-fun 6487 df-fn 6488 df-f 6489 df-f1 6490 df-fo 6491 df-f1o 6492 df-fv 6493 df-riota 7313 df-ov 7359 df-oprab 7360 df-mpo 7361 df-om 7807 df-1st 7931 df-2nd 7932 df-frecs 8221 df-wrecs 8252 df-recs 8301 df-rdg 8339 df-1o 8395 df-2o 8396 df-oadd 8399 df-er 8633 df-en 8884 df-dom 8885 df-sdom 8886 df-fin 8887 df-sup 9345 df-inf 9346 df-dju 9816 df-card 9854 df-pnf 11172 df-mnf 11173 df-xr 11174 df-ltxr 11175 df-le 11176 df-sub 11370 df-neg 11371 df-div 11799 df-nn 12166 df-2 12235 df-3 12236 df-4 12237 df-5 12238 df-6 12239 df-7 12240 df-8 12241 df-9 12242 df-n0 12429 df-xnn0 12502 df-z 12516 df-dec 12636 df-uz 12780 df-q 12890 df-rp 12934 df-fz 13453 df-fzo 13600 df-fl 13742 df-mod 13820 df-seq 13955 df-exp 14015 df-hash 14284 df-cj 15052 df-re 15053 df-im 15054 df-sqrt 15188 df-abs 15189 df-dvds 16213 df-gcd 16455 df-prm 16632 df-odz 16726 df-phi 16727 df-pc 16799 |
| This theorem is referenced by: (None) |
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