Metamath Proof Explorer |
< Previous
Next >
Nearby theorems |
||
Mirrors > Home > MPE Home > Th. List > gausslemma2dlem0f | Structured version Visualization version GIF version |
Description: Auxiliary lemma 6 for gausslemma2d 26427. (Contributed by AV, 9-Jul-2021.) |
Ref | Expression |
---|---|
gausslemma2dlem0.p | ⊢ (𝜑 → 𝑃 ∈ (ℙ ∖ {2})) |
gausslemma2dlem0.m | ⊢ 𝑀 = (⌊‘(𝑃 / 4)) |
gausslemma2dlem0.h | ⊢ 𝐻 = ((𝑃 − 1) / 2) |
Ref | Expression |
---|---|
gausslemma2dlem0f | ⊢ (𝜑 → (𝑀 + 1) ≤ 𝐻) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | gausslemma2dlem0.p | . . 3 ⊢ (𝜑 → 𝑃 ∈ (ℙ ∖ {2})) | |
2 | eldifsn 4717 | . . . 4 ⊢ (𝑃 ∈ (ℙ ∖ {2}) ↔ (𝑃 ∈ ℙ ∧ 𝑃 ≠ 2)) | |
3 | prm23ge5 16444 | . . . . . 6 ⊢ (𝑃 ∈ ℙ → (𝑃 = 2 ∨ 𝑃 = 3 ∨ 𝑃 ∈ (ℤ≥‘5))) | |
4 | eqneqall 2953 | . . . . . . 7 ⊢ (𝑃 = 2 → (𝑃 ≠ 2 → (𝑃 = 3 ∨ 𝑃 ∈ (ℤ≥‘5)))) | |
5 | orc 863 | . . . . . . . 8 ⊢ (𝑃 = 3 → (𝑃 = 3 ∨ 𝑃 ∈ (ℤ≥‘5))) | |
6 | 5 | a1d 25 | . . . . . . 7 ⊢ (𝑃 = 3 → (𝑃 ≠ 2 → (𝑃 = 3 ∨ 𝑃 ∈ (ℤ≥‘5)))) |
7 | olc 864 | . . . . . . . 8 ⊢ (𝑃 ∈ (ℤ≥‘5) → (𝑃 = 3 ∨ 𝑃 ∈ (ℤ≥‘5))) | |
8 | 7 | a1d 25 | . . . . . . 7 ⊢ (𝑃 ∈ (ℤ≥‘5) → (𝑃 ≠ 2 → (𝑃 = 3 ∨ 𝑃 ∈ (ℤ≥‘5)))) |
9 | 4, 6, 8 | 3jaoi 1425 | . . . . . 6 ⊢ ((𝑃 = 2 ∨ 𝑃 = 3 ∨ 𝑃 ∈ (ℤ≥‘5)) → (𝑃 ≠ 2 → (𝑃 = 3 ∨ 𝑃 ∈ (ℤ≥‘5)))) |
10 | 3, 9 | syl 17 | . . . . 5 ⊢ (𝑃 ∈ ℙ → (𝑃 ≠ 2 → (𝑃 = 3 ∨ 𝑃 ∈ (ℤ≥‘5)))) |
11 | 10 | imp 406 | . . . 4 ⊢ ((𝑃 ∈ ℙ ∧ 𝑃 ≠ 2) → (𝑃 = 3 ∨ 𝑃 ∈ (ℤ≥‘5))) |
12 | 2, 11 | sylbi 216 | . . 3 ⊢ (𝑃 ∈ (ℙ ∖ {2}) → (𝑃 = 3 ∨ 𝑃 ∈ (ℤ≥‘5))) |
13 | fldiv4p1lem1div2 13483 | . . 3 ⊢ ((𝑃 = 3 ∨ 𝑃 ∈ (ℤ≥‘5)) → ((⌊‘(𝑃 / 4)) + 1) ≤ ((𝑃 − 1) / 2)) | |
14 | 1, 12, 13 | 3syl 18 | . 2 ⊢ (𝜑 → ((⌊‘(𝑃 / 4)) + 1) ≤ ((𝑃 − 1) / 2)) |
15 | gausslemma2dlem0.m | . . 3 ⊢ 𝑀 = (⌊‘(𝑃 / 4)) | |
16 | 15 | oveq1i 7265 | . 2 ⊢ (𝑀 + 1) = ((⌊‘(𝑃 / 4)) + 1) |
17 | gausslemma2dlem0.h | . 2 ⊢ 𝐻 = ((𝑃 − 1) / 2) | |
18 | 14, 16, 17 | 3brtr4g 5104 | 1 ⊢ (𝜑 → (𝑀 + 1) ≤ 𝐻) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ∧ wa 395 ∨ wo 843 ∨ w3o 1084 = wceq 1539 ∈ wcel 2108 ≠ wne 2942 ∖ cdif 3880 {csn 4558 class class class wbr 5070 ‘cfv 6418 (class class class)co 7255 1c1 10803 + caddc 10805 ≤ cle 10941 − cmin 11135 / cdiv 11562 2c2 11958 3c3 11959 4c4 11960 5c5 11961 ℤ≥cuz 12511 ⌊cfl 13438 ℙcprime 16304 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1799 ax-4 1813 ax-5 1914 ax-6 1972 ax-7 2012 ax-8 2110 ax-9 2118 ax-10 2139 ax-11 2156 ax-12 2173 ax-ext 2709 ax-sep 5218 ax-nul 5225 ax-pow 5283 ax-pr 5347 ax-un 7566 ax-cnex 10858 ax-resscn 10859 ax-1cn 10860 ax-icn 10861 ax-addcl 10862 ax-addrcl 10863 ax-mulcl 10864 ax-mulrcl 10865 ax-mulcom 10866 ax-addass 10867 ax-mulass 10868 ax-distr 10869 ax-i2m1 10870 ax-1ne0 10871 ax-1rid 10872 ax-rnegex 10873 ax-rrecex 10874 ax-cnre 10875 ax-pre-lttri 10876 ax-pre-lttrn 10877 ax-pre-ltadd 10878 ax-pre-mulgt0 10879 ax-pre-sup 10880 |
This theorem depends on definitions: df-bi 206 df-an 396 df-or 844 df-3or 1086 df-3an 1087 df-tru 1542 df-fal 1552 df-ex 1784 df-nf 1788 df-sb 2069 df-mo 2540 df-eu 2569 df-clab 2716 df-cleq 2730 df-clel 2817 df-nfc 2888 df-ne 2943 df-nel 3049 df-ral 3068 df-rex 3069 df-reu 3070 df-rmo 3071 df-rab 3072 df-v 3424 df-sbc 3712 df-csb 3829 df-dif 3886 df-un 3888 df-in 3890 df-ss 3900 df-pss 3902 df-nul 4254 df-if 4457 df-pw 4532 df-sn 4559 df-pr 4561 df-tp 4563 df-op 4565 df-uni 4837 df-iun 4923 df-br 5071 df-opab 5133 df-mpt 5154 df-tr 5188 df-id 5480 df-eprel 5486 df-po 5494 df-so 5495 df-fr 5535 df-we 5537 df-xp 5586 df-rel 5587 df-cnv 5588 df-co 5589 df-dm 5590 df-rn 5591 df-res 5592 df-ima 5593 df-pred 6191 df-ord 6254 df-on 6255 df-lim 6256 df-suc 6257 df-iota 6376 df-fun 6420 df-fn 6421 df-f 6422 df-f1 6423 df-fo 6424 df-f1o 6425 df-fv 6426 df-riota 7212 df-ov 7258 df-oprab 7259 df-mpo 7260 df-om 7688 df-1st 7804 df-2nd 7805 df-frecs 8068 df-wrecs 8099 df-recs 8173 df-rdg 8212 df-1o 8267 df-2o 8268 df-er 8456 df-en 8692 df-dom 8693 df-sdom 8694 df-fin 8695 df-sup 9131 df-inf 9132 df-pnf 10942 df-mnf 10943 df-xr 10944 df-ltxr 10945 df-le 10946 df-sub 11137 df-neg 11138 df-div 11563 df-nn 11904 df-2 11966 df-3 11967 df-4 11968 df-5 11969 df-6 11970 df-n0 12164 df-z 12250 df-uz 12512 df-rp 12660 df-fz 13169 df-fl 13440 df-seq 13650 df-exp 13711 df-cj 14738 df-re 14739 df-im 14740 df-sqrt 14874 df-abs 14875 df-dvds 15892 df-prm 16305 |
This theorem is referenced by: gausslemma2dlem5 26424 |
Copyright terms: Public domain | W3C validator |