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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 12233 | . . . . . . . . 9 ⊢ 2 ∈ ℝ | |
| 4 | 3 | a1i 11 | . . . . . . . 8 ⊢ (𝜑 → 2 ∈ ℝ) |
| 5 | 2pos 12262 | . . . . . . . . 9 ⊢ 0 < 2 | |
| 6 | 5 | a1i 11 | . . . . . . . 8 ⊢ (𝜑 → 0 < 2) |
| 7 | aks4d1p2.1 | . . . . . . . . . 10 ⊢ (𝜑 → 𝑁 ∈ (ℤ≥‘3)) | |
| 8 | eluzelz 12775 | . . . . . . . . . 10 ⊢ (𝑁 ∈ (ℤ≥‘3) → 𝑁 ∈ ℤ) | |
| 9 | 7, 8 | syl 17 | . . . . . . . . 9 ⊢ (𝜑 → 𝑁 ∈ ℤ) |
| 10 | 9 | zred 12610 | . . . . . . . 8 ⊢ (𝜑 → 𝑁 ∈ ℝ) |
| 11 | 0red 11149 | . . . . . . . . 9 ⊢ (𝜑 → 0 ∈ ℝ) | |
| 12 | 3re 12239 | . . . . . . . . . 10 ⊢ 3 ∈ ℝ | |
| 13 | 12 | a1i 11 | . . . . . . . . 9 ⊢ (𝜑 → 3 ∈ ℝ) |
| 14 | 3pos 12264 | . . . . . . . . . 10 ⊢ 0 < 3 | |
| 15 | 14 | a1i 11 | . . . . . . . . 9 ⊢ (𝜑 → 0 < 3) |
| 16 | eluzle 12778 | . . . . . . . . . 10 ⊢ (𝑁 ∈ (ℤ≥‘3) → 3 ≤ 𝑁) | |
| 17 | 7, 16 | syl 17 | . . . . . . . . 9 ⊢ (𝜑 → 3 ≤ 𝑁) |
| 18 | 11, 13, 10, 15, 17 | ltletrd 11307 | . . . . . . . 8 ⊢ (𝜑 → 0 < 𝑁) |
| 19 | 1red 11147 | . . . . . . . . . 10 ⊢ (𝜑 → 1 ∈ ℝ) | |
| 20 | 1lt2 12325 | . . . . . . . . . . 11 ⊢ 1 < 2 | |
| 21 | 20 | a1i 11 | . . . . . . . . . 10 ⊢ (𝜑 → 1 < 2) |
| 22 | 19, 21 | ltned 11283 | . . . . . . . . 9 ⊢ (𝜑 → 1 ≠ 2) |
| 23 | 22 | necomd 2988 | . . . . . . . 8 ⊢ (𝜑 → 2 ≠ 1) |
| 24 | 4, 6, 10, 18, 23 | relogbcld 42372 | . . . . . . 7 ⊢ (𝜑 → (2 logb 𝑁) ∈ ℝ) |
| 25 | 5nn0 12435 | . . . . . . . 8 ⊢ 5 ∈ ℕ0 | |
| 26 | 25 | a1i 11 | . . . . . . 7 ⊢ (𝜑 → 5 ∈ ℕ0) |
| 27 | 24, 26 | reexpcld 14100 | . . . . . 6 ⊢ (𝜑 → ((2 logb 𝑁)↑5) ∈ ℝ) |
| 28 | ceilcl 13776 | . . . . . 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 2837 | . . . 4 ⊢ (𝜑 → 𝐵 ∈ ℤ) |
| 31 | 29 | zred 12610 | . . . . . 6 ⊢ (𝜑 → (⌈‘((2 logb 𝑁)↑5)) ∈ ℝ) |
| 32 | 7re 12252 | . . . . . . . 8 ⊢ 7 ∈ ℝ | |
| 33 | 32 | a1i 11 | . . . . . . 7 ⊢ (𝜑 → 7 ∈ ℝ) |
| 34 | 7pos 12270 | . . . . . . . 8 ⊢ 0 < 7 | |
| 35 | 34 | a1i 11 | . . . . . . 7 ⊢ (𝜑 → 0 < 7) |
| 36 | 10, 17 | 3lexlogpow5ineq3 42456 | . . . . . . 7 ⊢ (𝜑 → 7 < ((2 logb 𝑁)↑5)) |
| 37 | 11, 33, 27, 35, 36 | lttrd 11308 | . . . . . 6 ⊢ (𝜑 → 0 < ((2 logb 𝑁)↑5)) |
| 38 | ceilge 13779 | . . . . . . 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 11307 | . . . . 5 ⊢ (𝜑 → 0 < (⌈‘((2 logb 𝑁)↑5))) |
| 41 | 40, 2 | breqtrrd 5128 | . . . 4 ⊢ (𝜑 → 0 < 𝐵) |
| 42 | 30, 41 | jca 511 | . . 3 ⊢ (𝜑 → (𝐵 ∈ ℤ ∧ 0 < 𝐵)) |
| 43 | elnnz 12512 | . . 3 ⊢ (𝐵 ∈ ℕ ↔ (𝐵 ∈ ℤ ∧ 0 < 𝐵)) | |
| 44 | 42, 43 | sylibr 234 | . 2 ⊢ (𝜑 → 𝐵 ∈ ℕ) |
| 45 | 33, 27, 36 | ltled 11295 | . . . 4 ⊢ (𝜑 → 7 ≤ ((2 logb 𝑁)↑5)) |
| 46 | 33, 27, 31, 45, 39 | letrd 11304 | . . 3 ⊢ (𝜑 → 7 ≤ (⌈‘((2 logb 𝑁)↑5))) |
| 47 | 46, 2 | breqtrrd 5128 | . 2 ⊢ (𝜑 → 7 ≤ 𝐵) |
| 48 | 44, 47 | lcmineqlem 42451 | 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 5100 ‘cfv 6502 (class class class)co 7370 ℝcr 11039 0cc0 11040 1c1 11041 · cmul 11045 < clt 11180 ≤ cle 11181 − cmin 11378 ℕcn 12159 2c2 12214 3c3 12215 5c5 12217 7c7 12219 ℕ0cn0 12415 ℤcz 12502 ℤ≥cuz 12765 ...cfz 13437 ⌊cfl 13724 ⌈cceil 13725 ↑cexp 13998 ∏cprod 15840 lcmclcmf 16530 logb clogb 26747 |
| 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 2185 ax-ext 2709 ax-rep 5226 ax-sep 5245 ax-nul 5255 ax-pow 5314 ax-pr 5381 ax-un 7692 ax-inf2 9564 ax-cc 10359 ax-cnex 11096 ax-resscn 11097 ax-1cn 11098 ax-icn 11099 ax-addcl 11100 ax-addrcl 11101 ax-mulcl 11102 ax-mulrcl 11103 ax-mulcom 11104 ax-addass 11105 ax-mulass 11106 ax-distr 11107 ax-i2m1 11108 ax-1ne0 11109 ax-1rid 11110 ax-rnegex 11111 ax-rrecex 11112 ax-cnre 11113 ax-pre-lttri 11114 ax-pre-lttrn 11115 ax-pre-ltadd 11116 ax-pre-mulgt0 11117 ax-pre-sup 11118 ax-addf 11119 |
| 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 2540 df-eu 2570 df-clab 2716 df-cleq 2729 df-clel 2812 df-nfc 2886 df-ne 2934 df-nel 3038 df-ral 3053 df-rex 3063 df-rmo 3352 df-reu 3353 df-rab 3402 df-v 3444 df-sbc 3743 df-csb 3852 df-dif 3906 df-un 3908 df-in 3910 df-ss 3920 df-pss 3923 df-symdif 4207 df-nul 4288 df-if 4482 df-pw 4558 df-sn 4583 df-pr 4585 df-tp 4587 df-op 4589 df-uni 4866 df-int 4905 df-iun 4950 df-iin 4951 df-disj 5068 df-br 5101 df-opab 5163 df-mpt 5182 df-tr 5208 df-id 5529 df-eprel 5534 df-po 5542 df-so 5543 df-fr 5587 df-se 5588 df-we 5589 df-xp 5640 df-rel 5641 df-cnv 5642 df-co 5643 df-dm 5644 df-rn 5645 df-res 5646 df-ima 5647 df-pred 6269 df-ord 6330 df-on 6331 df-lim 6332 df-suc 6333 df-iota 6458 df-fun 6504 df-fn 6505 df-f 6506 df-f1 6507 df-fo 6508 df-f1o 6509 df-fv 6510 df-isom 6511 df-riota 7327 df-ov 7373 df-oprab 7374 df-mpo 7375 df-of 7634 df-ofr 7635 df-om 7821 df-1st 7945 df-2nd 7946 df-supp 8115 df-frecs 8235 df-wrecs 8266 df-recs 8315 df-rdg 8353 df-1o 8409 df-2o 8410 df-oadd 8413 df-omul 8414 df-er 8647 df-map 8779 df-pm 8780 df-ixp 8850 df-en 8898 df-dom 8899 df-sdom 8900 df-fin 8901 df-fsupp 9279 df-fi 9328 df-sup 9359 df-inf 9360 df-oi 9429 df-dju 9827 df-card 9865 df-acn 9868 df-pnf 11182 df-mnf 11183 df-xr 11184 df-ltxr 11185 df-le 11186 df-sub 11380 df-neg 11381 df-div 11809 df-nn 12160 df-2 12222 df-3 12223 df-4 12224 df-5 12225 df-6 12226 df-7 12227 df-8 12228 df-9 12229 df-n0 12416 df-z 12503 df-dec 12622 df-uz 12766 df-q 12876 df-rp 12920 df-xneg 13040 df-xadd 13041 df-xmul 13042 df-ioo 13279 df-ioc 13280 df-ico 13281 df-icc 13282 df-fz 13438 df-fzo 13585 df-fl 13726 df-ceil 13727 df-mod 13804 df-seq 13939 df-exp 13999 df-fac 14211 df-bc 14240 df-hash 14268 df-shft 15004 df-cj 15036 df-re 15037 df-im 15038 df-sqrt 15172 df-abs 15173 df-limsup 15408 df-clim 15425 df-rlim 15426 df-sum 15624 df-prod 15841 df-ef 16004 df-sin 16006 df-cos 16007 df-pi 16009 df-dvds 16194 df-gcd 16436 df-lcm 16531 df-lcmf 16532 df-prm 16613 df-struct 17088 df-sets 17105 df-slot 17123 df-ndx 17135 df-base 17151 df-ress 17172 df-plusg 17204 df-mulr 17205 df-starv 17206 df-sca 17207 df-vsca 17208 df-ip 17209 df-tset 17210 df-ple 17211 df-ds 17213 df-unif 17214 df-hom 17215 df-cco 17216 df-rest 17356 df-topn 17357 df-0g 17375 df-gsum 17376 df-topgen 17377 df-pt 17378 df-prds 17381 df-xrs 17437 df-qtop 17442 df-imas 17443 df-xps 17445 df-mre 17519 df-mrc 17520 df-acs 17522 df-mgm 18579 df-sgrp 18658 df-mnd 18674 df-submnd 18723 df-mulg 19015 df-cntz 19263 df-cmn 19728 df-psmet 21318 df-xmet 21319 df-met 21320 df-bl 21321 df-mopn 21322 df-fbas 21323 df-fg 21324 df-cnfld 21327 df-top 22855 df-topon 22872 df-topsp 22894 df-bases 22907 df-cld 22980 df-ntr 22981 df-cls 22982 df-nei 23059 df-lp 23097 df-perf 23098 df-cn 23188 df-cnp 23189 df-haus 23276 df-cmp 23348 df-tx 23523 df-hmeo 23716 df-fil 23807 df-fm 23899 df-flim 23900 df-flf 23901 df-xms 24281 df-ms 24282 df-tms 24283 df-cncf 24844 df-ovol 25438 df-vol 25439 df-mbf 25593 df-itg1 25594 df-itg2 25595 df-ibl 25596 df-itg 25597 df-0p 25644 df-limc 25840 df-dv 25841 df-log 26538 df-cxp 26539 df-logb 26748 |
| This theorem is referenced by: aks4d1p3 42477 |
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