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| Mirrors > Home > MPE Home > Th. List > gausslemma2dlem0h | Structured version Visualization version GIF version | ||
| Description: Auxiliary lemma 8 for gausslemma2d 27504. (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) |
| gausslemma2dlem0.n | ⊢ 𝑁 = (𝐻 − 𝑀) |
| Ref | Expression |
|---|---|
| gausslemma2dlem0h | ⊢ (𝜑 → 𝑁 ∈ ℕ0) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | gausslemma2dlem0.n | . 2 ⊢ 𝑁 = (𝐻 − 𝑀) | |
| 2 | gausslemma2dlem0.p | . . . . . 6 ⊢ (𝜑 → 𝑃 ∈ (ℙ ∖ {2})) | |
| 3 | gausslemma2dlem0.h | . . . . . 6 ⊢ 𝐻 = ((𝑃 − 1) / 2) | |
| 4 | 2, 3 | gausslemma2dlem0b 27487 | . . . . 5 ⊢ (𝜑 → 𝐻 ∈ ℕ) |
| 5 | 4 | nnzd 12617 | . . . 4 ⊢ (𝜑 → 𝐻 ∈ ℤ) |
| 6 | gausslemma2dlem0.m | . . . . . 6 ⊢ 𝑀 = (⌊‘(𝑃 / 4)) | |
| 7 | 2, 6 | gausslemma2dlem0d 27489 | . . . . 5 ⊢ (𝜑 → 𝑀 ∈ ℕ0) |
| 8 | 7 | nn0zd 12616 | . . . 4 ⊢ (𝜑 → 𝑀 ∈ ℤ) |
| 9 | 5, 8 | zsubcld 12705 | . . 3 ⊢ (𝜑 → (𝐻 − 𝑀) ∈ ℤ) |
| 10 | 2, 6, 3 | gausslemma2dlem0g 27492 | . . . 4 ⊢ (𝜑 → 𝑀 ≤ 𝐻) |
| 11 | 4 | nnred 12248 | . . . . 5 ⊢ (𝜑 → 𝐻 ∈ ℝ) |
| 12 | 7 | nn0red 12566 | . . . . 5 ⊢ (𝜑 → 𝑀 ∈ ℝ) |
| 13 | 11, 12 | subge0d 11804 | . . . 4 ⊢ (𝜑 → (0 ≤ (𝐻 − 𝑀) ↔ 𝑀 ≤ 𝐻)) |
| 14 | 10, 13 | mpbird 260 | . . 3 ⊢ (𝜑 → 0 ≤ (𝐻 − 𝑀)) |
| 15 | elnn0z 12604 | . . 3 ⊢ ((𝐻 − 𝑀) ∈ ℕ0 ↔ ((𝐻 − 𝑀) ∈ ℤ ∧ 0 ≤ (𝐻 − 𝑀))) | |
| 16 | 9, 14, 15 | sylanbrc 594 | . 2 ⊢ (𝜑 → (𝐻 − 𝑀) ∈ ℕ0) |
| 17 | 1, 16 | eqeltrid 2873 | 1 ⊢ (𝜑 → 𝑁 ∈ ℕ0) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 = wceq 1567 ∈ wcel 2149 ∖ cdif 3910 {csn 4594 class class class wbr 5113 ‘cfv 6537 (class class class)co 7411 0cc0 11100 1c1 11101 ≤ cle 11244 − cmin 11441 / cdiv 11871 2c2 12295 4c4 12297 ℕ0cn0 12504 ℤcz 12591 ⌊cfl 13823 ℙcprime 16729 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1822 ax-4 1836 ax-5 1937 ax-6 1994 ax-7 2035 ax-8 2151 ax-9 2159 ax-10 2182 ax-11 2198 ax-12 2219 ax-ext 2741 ax-sep 5261 ax-nul 5271 ax-pow 5337 ax-pr 5405 ax-un 7733 ax-cnex 11156 ax-resscn 11157 ax-1cn 11158 ax-icn 11159 ax-addcl 11160 ax-addrcl 11161 ax-mulcl 11162 ax-mulrcl 11163 ax-mulcom 11164 ax-addass 11165 ax-mulass 11166 ax-distr 11167 ax-i2m1 11168 ax-1ne0 11169 ax-1rid 11170 ax-rnegex 11171 ax-rrecex 11172 ax-cnre 11173 ax-pre-lttri 11174 ax-pre-lttrn 11175 ax-pre-ltadd 11176 ax-pre-mulgt0 11177 ax-pre-sup 11178 |
| This theorem depends on definitions: df-bi 210 df-an 401 df-or 861 df-3or 1102 df-3an 1103 df-tru 1570 df-fal 1580 df-ex 1807 df-nf 1811 df-sb 2098 df-mo 2573 df-eu 2603 df-clab 2748 df-cleq 2761 df-clel 2844 df-nfc 2918 df-ne 2965 df-nel 3071 df-ral 3086 df-rex 3096 df-rmo 3376 df-reu 3377 df-rab 3424 df-v 3465 df-sbc 3754 df-csb 3862 df-dif 3916 df-un 3918 df-in 3920 df-ss 3930 df-pss 3933 df-nul 4295 df-if 4493 df-pw 4569 df-sn 4595 df-pr 4597 df-op 4601 df-uni 4877 df-iun 4962 df-br 5114 df-opab 5178 df-mpt 5197 df-tr 5223 df-id 5557 df-eprel 5562 df-po 5570 df-so 5571 df-fr 5615 df-we 5617 df-xp 5668 df-rel 5669 df-cnv 5670 df-co 5671 df-dm 5672 df-rn 5673 df-res 5674 df-ima 5675 df-pred 6303 df-ord 6364 df-on 6365 df-lim 6366 df-suc 6367 df-iota 6493 df-fun 6539 df-fn 6540 df-f 6541 df-f1 6542 df-fo 6543 df-f1o 6544 df-fv 6545 df-riota 7368 df-ov 7414 df-oprab 7415 df-mpo 7416 df-om 7863 df-2nd 7987 df-frecs 8278 df-wrecs 8309 df-recs 8358 df-rdg 8397 df-1o 8453 df-2o 8454 df-er 8694 df-en 8944 df-dom 8945 df-sdom 8946 df-fin 8947 df-sup 9402 df-inf 9403 df-pnf 11245 df-mnf 11246 df-xr 11247 df-ltxr 11248 df-le 11249 df-sub 11443 df-neg 11444 df-div 11872 df-nn 12234 df-2 12303 df-3 12304 df-4 12305 df-n0 12505 df-z 12592 df-uz 12863 df-rp 13017 df-fl 13825 df-seq 14038 df-exp 14098 df-cj 15150 df-re 15151 df-im 15152 df-sqrt 15286 df-abs 15287 df-dvds 16311 df-prm 16730 |
| This theorem is referenced by: gausslemma2dlem0i 27494 gausslemma2dlem6 27502 gausslemma2dlem7 27503 gausslemma2d 27504 |
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