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| Mirrors > Home > MPE Home > Th. List > Mathboxes > aks4d1p2 | Structured version Visualization version GIF version | ||
| Description: Technical lemma for existence of non-divisor. (Contributed by metakunt, 27-Oct-2024.) |
| Ref | Expression |
|---|---|
| aks4d1p2.1 | ⊢ (𝜑 → 𝑁 ∈ (ℤ≥‘3)) |
| aks4d1p2.2 | ⊢ 𝐴 = ((𝑁↑(⌊‘(2 logb 𝐵))) · ∏𝑘 ∈ (1...(⌊‘((2 logb 𝑁)↑2)))((𝑁↑𝑘) − 1)) |
| aks4d1p2.3 | ⊢ 𝐵 = (⌈‘((2 logb 𝑁)↑5)) |
| Ref | Expression |
|---|---|
| aks4d1p2 | ⊢ (𝜑 → (2↑𝐵) ≤ (lcm‘(1...𝐵))) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | aks4d1p2.3 | . . . . . 6 ⊢ 𝐵 = (⌈‘((2 logb 𝑁)↑5)) | |
| 2 | 1 | a1i 11 | . . . . 5 ⊢ (𝜑 → 𝐵 = (⌈‘((2 logb 𝑁)↑5))) |
| 3 | 2re 12221 | . . . . . . . . 9 ⊢ 2 ∈ ℝ | |
| 4 | 3 | a1i 11 | . . . . . . . 8 ⊢ (𝜑 → 2 ∈ ℝ) |
| 5 | 2pos 12250 | . . . . . . . . 9 ⊢ 0 < 2 | |
| 6 | 5 | a1i 11 | . . . . . . . 8 ⊢ (𝜑 → 0 < 2) |
| 7 | aks4d1p2.1 | . . . . . . . . . 10 ⊢ (𝜑 → 𝑁 ∈ (ℤ≥‘3)) | |
| 8 | eluzelz 12763 | . . . . . . . . . 10 ⊢ (𝑁 ∈ (ℤ≥‘3) → 𝑁 ∈ ℤ) | |
| 9 | 7, 8 | syl 17 | . . . . . . . . 9 ⊢ (𝜑 → 𝑁 ∈ ℤ) |
| 10 | 9 | zred 12598 | . . . . . . . 8 ⊢ (𝜑 → 𝑁 ∈ ℝ) |
| 11 | 0red 11137 | . . . . . . . . 9 ⊢ (𝜑 → 0 ∈ ℝ) | |
| 12 | 3re 12227 | . . . . . . . . . 10 ⊢ 3 ∈ ℝ | |
| 13 | 12 | a1i 11 | . . . . . . . . 9 ⊢ (𝜑 → 3 ∈ ℝ) |
| 14 | 3pos 12252 | . . . . . . . . . 10 ⊢ 0 < 3 | |
| 15 | 14 | a1i 11 | . . . . . . . . 9 ⊢ (𝜑 → 0 < 3) |
| 16 | eluzle 12766 | . . . . . . . . . 10 ⊢ (𝑁 ∈ (ℤ≥‘3) → 3 ≤ 𝑁) | |
| 17 | 7, 16 | syl 17 | . . . . . . . . 9 ⊢ (𝜑 → 3 ≤ 𝑁) |
| 18 | 11, 13, 10, 15, 17 | ltletrd 11295 | . . . . . . . 8 ⊢ (𝜑 → 0 < 𝑁) |
| 19 | 1red 11135 | . . . . . . . . . 10 ⊢ (𝜑 → 1 ∈ ℝ) | |
| 20 | 1lt2 12313 | . . . . . . . . . . 11 ⊢ 1 < 2 | |
| 21 | 20 | a1i 11 | . . . . . . . . . 10 ⊢ (𝜑 → 1 < 2) |
| 22 | 19, 21 | ltned 11271 | . . . . . . . . 9 ⊢ (𝜑 → 1 ≠ 2) |
| 23 | 22 | necomd 2986 | . . . . . . . 8 ⊢ (𝜑 → 2 ≠ 1) |
| 24 | 4, 6, 10, 18, 23 | relogbcld 42262 | . . . . . . 7 ⊢ (𝜑 → (2 logb 𝑁) ∈ ℝ) |
| 25 | 5nn0 12423 | . . . . . . . 8 ⊢ 5 ∈ ℕ0 | |
| 26 | 25 | a1i 11 | . . . . . . 7 ⊢ (𝜑 → 5 ∈ ℕ0) |
| 27 | 24, 26 | reexpcld 14088 | . . . . . 6 ⊢ (𝜑 → ((2 logb 𝑁)↑5) ∈ ℝ) |
| 28 | ceilcl 13764 | . . . . . 6 ⊢ (((2 logb 𝑁)↑5) ∈ ℝ → (⌈‘((2 logb 𝑁)↑5)) ∈ ℤ) | |
| 29 | 27, 28 | syl 17 | . . . . 5 ⊢ (𝜑 → (⌈‘((2 logb 𝑁)↑5)) ∈ ℤ) |
| 30 | 2, 29 | eqeltrd 2835 | . . . 4 ⊢ (𝜑 → 𝐵 ∈ ℤ) |
| 31 | 29 | zred 12598 | . . . . . 6 ⊢ (𝜑 → (⌈‘((2 logb 𝑁)↑5)) ∈ ℝ) |
| 32 | 7re 12240 | . . . . . . . 8 ⊢ 7 ∈ ℝ | |
| 33 | 32 | a1i 11 | . . . . . . 7 ⊢ (𝜑 → 7 ∈ ℝ) |
| 34 | 7pos 12258 | . . . . . . . 8 ⊢ 0 < 7 | |
| 35 | 34 | a1i 11 | . . . . . . 7 ⊢ (𝜑 → 0 < 7) |
| 36 | 10, 17 | 3lexlogpow5ineq3 42346 | . . . . . . 7 ⊢ (𝜑 → 7 < ((2 logb 𝑁)↑5)) |
| 37 | 11, 33, 27, 35, 36 | lttrd 11296 | . . . . . 6 ⊢ (𝜑 → 0 < ((2 logb 𝑁)↑5)) |
| 38 | ceilge 13767 | . . . . . . 7 ⊢ (((2 logb 𝑁)↑5) ∈ ℝ → ((2 logb 𝑁)↑5) ≤ (⌈‘((2 logb 𝑁)↑5))) | |
| 39 | 27, 38 | syl 17 | . . . . . 6 ⊢ (𝜑 → ((2 logb 𝑁)↑5) ≤ (⌈‘((2 logb 𝑁)↑5))) |
| 40 | 11, 27, 31, 37, 39 | ltletrd 11295 | . . . . 5 ⊢ (𝜑 → 0 < (⌈‘((2 logb 𝑁)↑5))) |
| 41 | 40, 2 | breqtrrd 5125 | . . . 4 ⊢ (𝜑 → 0 < 𝐵) |
| 42 | 30, 41 | jca 511 | . . 3 ⊢ (𝜑 → (𝐵 ∈ ℤ ∧ 0 < 𝐵)) |
| 43 | elnnz 12500 | . . 3 ⊢ (𝐵 ∈ ℕ ↔ (𝐵 ∈ ℤ ∧ 0 < 𝐵)) | |
| 44 | 42, 43 | sylibr 234 | . 2 ⊢ (𝜑 → 𝐵 ∈ ℕ) |
| 45 | 33, 27, 36 | ltled 11283 | . . . 4 ⊢ (𝜑 → 7 ≤ ((2 logb 𝑁)↑5)) |
| 46 | 33, 27, 31, 45, 39 | letrd 11292 | . . 3 ⊢ (𝜑 → 7 ≤ (⌈‘((2 logb 𝑁)↑5))) |
| 47 | 46, 2 | breqtrrd 5125 | . 2 ⊢ (𝜑 → 7 ≤ 𝐵) |
| 48 | 44, 47 | lcmineqlem 42341 | 1 ⊢ (𝜑 → (2↑𝐵) ≤ (lcm‘(1...𝐵))) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∧ wa 395 = wceq 1542 ∈ wcel 2114 class class class wbr 5097 ‘cfv 6491 (class class class)co 7358 ℝcr 11027 0cc0 11028 1c1 11029 · cmul 11033 < clt 11168 ≤ cle 11169 − cmin 11366 ℕcn 12147 2c2 12202 3c3 12203 5c5 12205 7c7 12207 ℕ0cn0 12403 ℤcz 12490 ℤ≥cuz 12753 ...cfz 13425 ⌊cfl 13712 ⌈cceil 13713 ↑cexp 13986 ∏cprod 15828 lcmclcmf 16518 logb clogb 26732 |
| 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 2183 ax-ext 2707 ax-rep 5223 ax-sep 5240 ax-nul 5250 ax-pow 5309 ax-pr 5376 ax-un 7680 ax-inf2 9552 ax-cc 10347 ax-cnex 11084 ax-resscn 11085 ax-1cn 11086 ax-icn 11087 ax-addcl 11088 ax-addrcl 11089 ax-mulcl 11090 ax-mulrcl 11091 ax-mulcom 11092 ax-addass 11093 ax-mulass 11094 ax-distr 11095 ax-i2m1 11096 ax-1ne0 11097 ax-1rid 11098 ax-rnegex 11099 ax-rrecex 11100 ax-cnre 11101 ax-pre-lttri 11102 ax-pre-lttrn 11103 ax-pre-ltadd 11104 ax-pre-mulgt0 11105 ax-pre-sup 11106 ax-addf 11107 |
| 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 2538 df-eu 2568 df-clab 2714 df-cleq 2727 df-clel 2810 df-nfc 2884 df-ne 2932 df-nel 3036 df-ral 3051 df-rex 3060 df-rmo 3349 df-reu 3350 df-rab 3399 df-v 3441 df-sbc 3740 df-csb 3849 df-dif 3903 df-un 3905 df-in 3907 df-ss 3917 df-pss 3920 df-symdif 4204 df-nul 4285 df-if 4479 df-pw 4555 df-sn 4580 df-pr 4582 df-tp 4584 df-op 4586 df-uni 4863 df-int 4902 df-iun 4947 df-iin 4948 df-disj 5065 df-br 5098 df-opab 5160 df-mpt 5179 df-tr 5205 df-id 5518 df-eprel 5523 df-po 5531 df-so 5532 df-fr 5576 df-se 5577 df-we 5578 df-xp 5629 df-rel 5630 df-cnv 5631 df-co 5632 df-dm 5633 df-rn 5634 df-res 5635 df-ima 5636 df-pred 6258 df-ord 6319 df-on 6320 df-lim 6321 df-suc 6322 df-iota 6447 df-fun 6493 df-fn 6494 df-f 6495 df-f1 6496 df-fo 6497 df-f1o 6498 df-fv 6499 df-isom 6500 df-riota 7315 df-ov 7361 df-oprab 7362 df-mpo 7363 df-of 7622 df-ofr 7623 df-om 7809 df-1st 7933 df-2nd 7934 df-supp 8103 df-frecs 8223 df-wrecs 8254 df-recs 8303 df-rdg 8341 df-1o 8397 df-2o 8398 df-oadd 8401 df-omul 8402 df-er 8635 df-map 8767 df-pm 8768 df-ixp 8838 df-en 8886 df-dom 8887 df-sdom 8888 df-fin 8889 df-fsupp 9267 df-fi 9316 df-sup 9347 df-inf 9348 df-oi 9417 df-dju 9815 df-card 9853 df-acn 9856 df-pnf 11170 df-mnf 11171 df-xr 11172 df-ltxr 11173 df-le 11174 df-sub 11368 df-neg 11369 df-div 11797 df-nn 12148 df-2 12210 df-3 12211 df-4 12212 df-5 12213 df-6 12214 df-7 12215 df-8 12216 df-9 12217 df-n0 12404 df-z 12491 df-dec 12610 df-uz 12754 df-q 12864 df-rp 12908 df-xneg 13028 df-xadd 13029 df-xmul 13030 df-ioo 13267 df-ioc 13268 df-ico 13269 df-icc 13270 df-fz 13426 df-fzo 13573 df-fl 13714 df-ceil 13715 df-mod 13792 df-seq 13927 df-exp 13987 df-fac 14199 df-bc 14228 df-hash 14256 df-shft 14992 df-cj 15024 df-re 15025 df-im 15026 df-sqrt 15160 df-abs 15161 df-limsup 15396 df-clim 15413 df-rlim 15414 df-sum 15612 df-prod 15829 df-ef 15992 df-sin 15994 df-cos 15995 df-pi 15997 df-dvds 16182 df-gcd 16424 df-lcm 16519 df-lcmf 16520 df-prm 16601 df-struct 17076 df-sets 17093 df-slot 17111 df-ndx 17123 df-base 17139 df-ress 17160 df-plusg 17192 df-mulr 17193 df-starv 17194 df-sca 17195 df-vsca 17196 df-ip 17197 df-tset 17198 df-ple 17199 df-ds 17201 df-unif 17202 df-hom 17203 df-cco 17204 df-rest 17344 df-topn 17345 df-0g 17363 df-gsum 17364 df-topgen 17365 df-pt 17366 df-prds 17369 df-xrs 17425 df-qtop 17430 df-imas 17431 df-xps 17433 df-mre 17507 df-mrc 17508 df-acs 17510 df-mgm 18567 df-sgrp 18646 df-mnd 18662 df-submnd 18711 df-mulg 19000 df-cntz 19248 df-cmn 19713 df-psmet 21303 df-xmet 21304 df-met 21305 df-bl 21306 df-mopn 21307 df-fbas 21308 df-fg 21309 df-cnfld 21312 df-top 22840 df-topon 22857 df-topsp 22879 df-bases 22892 df-cld 22965 df-ntr 22966 df-cls 22967 df-nei 23044 df-lp 23082 df-perf 23083 df-cn 23173 df-cnp 23174 df-haus 23261 df-cmp 23333 df-tx 23508 df-hmeo 23701 df-fil 23792 df-fm 23884 df-flim 23885 df-flf 23886 df-xms 24266 df-ms 24267 df-tms 24268 df-cncf 24829 df-ovol 25423 df-vol 25424 df-mbf 25578 df-itg1 25579 df-itg2 25580 df-ibl 25581 df-itg 25582 df-0p 25629 df-limc 25825 df-dv 25826 df-log 26523 df-cxp 26524 df-logb 26733 |
| This theorem is referenced by: aks4d1p3 42367 |
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