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| Mirrors > Home > MPE Home > Th. List > pntlemd | Structured version Visualization version GIF version | ||
| Description: Lemma for pnt 27904. Closure for the constants used in the proof. For comparison with Equation 10.6.27 of [Shapiro], p. 434, 𝐴 is C^*, 𝐵 is c1, 𝐿 is λ, 𝐷 is c2, and 𝐹 is c3. (Contributed by Mario Carneiro, 13-Apr-2016.) |
| Ref | Expression |
|---|---|
| pntlem1.r | ⊢ 𝑅 = (𝑎 ∈ ℝ+ ↦ ((ψ‘𝑎) − 𝑎)) |
| pntlem1.a | ⊢ (𝜑 → 𝐴 ∈ ℝ+) |
| pntlem1.b | ⊢ (𝜑 → 𝐵 ∈ ℝ+) |
| pntlem1.l | ⊢ (𝜑 → 𝐿 ∈ (0(,)1)) |
| pntlem1.d | ⊢ 𝐷 = (𝐴 + 1) |
| pntlem1.f | ⊢ 𝐹 = ((1 − (1 / 𝐷)) · ((𝐿 / (;32 · 𝐵)) / (𝐷↑2))) |
| Ref | Expression |
|---|---|
| pntlemd | ⊢ (𝜑 → (𝐿 ∈ ℝ+ ∧ 𝐷 ∈ ℝ+ ∧ 𝐹 ∈ ℝ+)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | ioossre 13507 | . . . 4 ⊢ (0(,)1) ⊆ ℝ | |
| 2 | pntlem1.l | . . . 4 ⊢ (𝜑 → 𝐿 ∈ (0(,)1)) | |
| 3 | 1, 2 | sselid 3928 | . . 3 ⊢ (𝜑 → 𝐿 ∈ ℝ) |
| 4 | eliooord 13505 | . . . . 5 ⊢ (𝐿 ∈ (0(,)1) → (0 < 𝐿 ∧ 𝐿 < 1)) | |
| 5 | 2, 4 | syl 18 | . . . 4 ⊢ (𝜑 → (0 < 𝐿 ∧ 𝐿 < 1)) |
| 6 | 5 | simpld 500 | . . 3 ⊢ (𝜑 → 0 < 𝐿) |
| 7 | 3, 6 | elrpd 13130 | . 2 ⊢ (𝜑 → 𝐿 ∈ ℝ+) |
| 8 | pntlem1.d | . . 3 ⊢ 𝐷 = (𝐴 + 1) | |
| 9 | pntlem1.a | . . . 4 ⊢ (𝜑 → 𝐴 ∈ ℝ+) | |
| 10 | 1rp 13093 | . . . 4 ⊢ 1 ∈ ℝ+ | |
| 11 | rpaddcl 13113 | . . . 4 ⊢ ((𝐴 ∈ ℝ+ ∧ 1 ∈ ℝ+) → (𝐴 + 1) ∈ ℝ+) | |
| 12 | 9, 10, 11 | sylancl 598 | . . 3 ⊢ (𝜑 → (𝐴 + 1) ∈ ℝ+) |
| 13 | 8, 12 | eqeltrid 2864 | . 2 ⊢ (𝜑 → 𝐷 ∈ ℝ+) |
| 14 | pntlem1.f | . . 3 ⊢ 𝐹 = ((1 − (1 / 𝐷)) · ((𝐿 / (;32 · 𝐵)) / (𝐷↑2))) | |
| 15 | 1re 11279 | . . . . . . . 8 ⊢ 1 ∈ ℝ | |
| 16 | ltaddrp 13128 | . . . . . . . 8 ⊢ ((1 ∈ ℝ ∧ 𝐴 ∈ ℝ+) → 1 < (1 + 𝐴)) | |
| 17 | 15, 9, 16 | sylancr 599 | . . . . . . 7 ⊢ (𝜑 → 1 < (1 + 𝐴)) |
| 18 | 9 | rpcnd 13135 | . . . . . . . . 9 ⊢ (𝜑 → 𝐴 ∈ ℂ) |
| 19 | ax-1cn 11229 | . . . . . . . . 9 ⊢ 1 ∈ ℂ | |
| 20 | addcom 11467 | . . . . . . . . 9 ⊢ ((𝐴 ∈ ℂ ∧ 1 ∈ ℂ) → (𝐴 + 1) = (1 + 𝐴)) | |
| 21 | 18, 19, 20 | sylancl 598 | . . . . . . . 8 ⊢ (𝜑 → (𝐴 + 1) = (1 + 𝐴)) |
| 22 | 8, 21 | eqtrid 2807 | . . . . . . 7 ⊢ (𝜑 → 𝐷 = (1 + 𝐴)) |
| 23 | 17, 22 | breqtrrd 5132 | . . . . . 6 ⊢ (𝜑 → 1 < 𝐷) |
| 24 | 13 | recgt1d 13147 | . . . . . 6 ⊢ (𝜑 → (1 < 𝐷 ↔ (1 / 𝐷) < 1)) |
| 25 | 23, 24 | mpbid 235 | . . . . 5 ⊢ (𝜑 → (1 / 𝐷) < 1) |
| 26 | 13 | rprecred 13144 | . . . . . 6 ⊢ (𝜑 → (1 / 𝐷) ∈ ℝ) |
| 27 | difrp 13129 | . . . . . 6 ⊢ (((1 / 𝐷) ∈ ℝ ∧ 1 ∈ ℝ) → ((1 / 𝐷) < 1 ↔ (1 − (1 / 𝐷)) ∈ ℝ+)) | |
| 28 | 26, 15, 27 | sylancl 598 | . . . . 5 ⊢ (𝜑 → ((1 / 𝐷) < 1 ↔ (1 − (1 / 𝐷)) ∈ ℝ+)) |
| 29 | 25, 28 | mpbid 235 | . . . 4 ⊢ (𝜑 → (1 − (1 / 𝐷)) ∈ ℝ+) |
| 30 | 3nn0 12593 | . . . . . . . . 9 ⊢ 3 ∈ ℕ0 | |
| 31 | 2nn 12385 | . . . . . . . . 9 ⊢ 2 ∈ ℕ | |
| 32 | 30, 31 | decnncl 12807 | . . . . . . . 8 ⊢ ;32 ∈ ℕ |
| 33 | nnrp 13101 | . . . . . . . 8 ⊢ (;32 ∈ ℕ → ;32 ∈ ℝ+) | |
| 34 | 32, 33 | ax-mp 5 | . . . . . . 7 ⊢ ;32 ∈ ℝ+ |
| 35 | pntlem1.b | . . . . . . 7 ⊢ (𝜑 → 𝐵 ∈ ℝ+) | |
| 36 | rpmulcl 13114 | . . . . . . 7 ⊢ ((;32 ∈ ℝ+ ∧ 𝐵 ∈ ℝ+) → (;32 · 𝐵) ∈ ℝ+) | |
| 37 | 34, 35, 36 | sylancr 599 | . . . . . 6 ⊢ (𝜑 → (;32 · 𝐵) ∈ ℝ+) |
| 38 | 7, 37 | rpdivcld 13150 | . . . . 5 ⊢ (𝜑 → (𝐿 / (;32 · 𝐵)) ∈ ℝ+) |
| 39 | 2z 12697 | . . . . . 6 ⊢ 2 ∈ ℤ | |
| 40 | rpexpcl 14191 | . . . . . 6 ⊢ ((𝐷 ∈ ℝ+ ∧ 2 ∈ ℤ) → (𝐷↑2) ∈ ℝ+) | |
| 41 | 13, 39, 40 | sylancl 598 | . . . . 5 ⊢ (𝜑 → (𝐷↑2) ∈ ℝ+) |
| 42 | 38, 41 | rpdivcld 13150 | . . . 4 ⊢ (𝜑 → ((𝐿 / (;32 · 𝐵)) / (𝐷↑2)) ∈ ℝ+) |
| 43 | 29, 42 | rpmulcld 13149 | . . 3 ⊢ (𝜑 → ((1 − (1 / 𝐷)) · ((𝐿 / (;32 · 𝐵)) / (𝐷↑2))) ∈ ℝ+) |
| 44 | 14, 43 | eqeltrid 2864 | . 2 ⊢ (𝜑 → 𝐹 ∈ ℝ+) |
| 45 | 7, 13, 44 | 3jca 1146 | 1 ⊢ (𝜑 → (𝐿 ∈ ℝ+ ∧ 𝐷 ∈ ℝ+ ∧ 𝐹 ∈ ℝ+)) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 ↔ wb 209 ∧ wa 401 ∧ w3a 1103 = wceq 1570 ∈ wcel 2145 class class class wbr 5102 ↦ cmpt 5185 ‘cfv 6527 (class class class)co 7408 ℂcc 11169 ℝcr 11170 0cc0 11171 1c1 11172 + caddc 11174 · cmul 11176 < clt 11314 − cmin 11512 / cdiv 11942 ℕcn 12304 2c2 12366 3c3 12367 ℤcz 12662 ;cdc 12783 ℝ+crp 13089 (,)cioo 13445 ↑cexp 14172 ψcchp 27383 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1828 ax-4 1842 ax-5 1943 ax-6 2000 ax-7 2041 ax-8 2147 ax-9 2155 ax-10 2178 ax-11 2194 ax-12 2213 ax-ext 2732 ax-sep 5248 ax-nul 5259 ax-pow 5326 ax-pr 5390 ax-un 7734 ax-cnex 11227 ax-resscn 11228 ax-1cn 11229 ax-icn 11230 ax-addcl 11231 ax-addrcl 11232 ax-mulcl 11233 ax-mulrcl 11234 ax-mulcom 11235 ax-addass 11236 ax-mulass 11237 ax-distr 11238 ax-i2m1 11239 ax-1ne0 11240 ax-1rid 11241 ax-rnegex 11242 ax-rrecex 11243 ax-cnre 11244 ax-pre-lttri 11245 ax-pre-lttrn 11246 ax-pre-ltadd 11247 ax-pre-mulgt0 11248 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3or 1104 df-3an 1105 df-tru 1573 df-fal 1583 df-ex 1813 df-nf 1817 df-sb 2100 df-mo 2564 df-eu 2594 df-clab 2739 df-cleq 2752 df-clel 2835 df-nfc 2909 df-ne 2956 df-nel 3062 df-ral 3077 df-rex 3087 df-rmo 3365 df-reu 3366 df-rab 3413 df-v 3452 df-sbc 3739 df-csb 3847 df-dif 3901 df-un 3903 df-in 3905 df-ss 3915 df-pss 3918 df-nul 4279 df-if 4482 df-pw 4558 df-sn 4584 df-pr 4586 df-op 4590 df-uni 4867 df-iun 4952 df-br 5103 df-opab 5167 df-mpt 5186 df-tr 5212 df-id 5542 df-eprel 5547 df-po 5555 df-so 5556 df-fr 5600 df-we 5602 df-xp 5653 df-rel 5654 df-cnv 5655 df-co 5656 df-dm 5657 df-rn 5658 df-res 5659 df-ima 5660 df-pred 6293 df-ord 6354 df-on 6355 df-lim 6356 df-suc 6357 df-iota 6483 df-fun 6529 df-fn 6530 df-f 6531 df-f1 6532 df-fo 6533 df-f1o 6534 df-fv 6535 df-riota 7365 df-ov 7411 df-oprab 7412 df-mpo 7413 df-om 7861 df-1st 7984 df-2nd 7985 df-frecs 8277 df-wrecs 8308 df-recs 8357 df-rdg 8396 df-er 8695 df-en 8952 df-dom 8953 df-sdom 8954 df-pnf 11316 df-mnf 11317 df-xr 11318 df-ltxr 11319 df-le 11320 df-sub 11514 df-neg 11515 df-div 11943 df-nn 12305 df-2 12374 df-3 12375 df-4 12376 df-5 12377 df-6 12378 df-7 12379 df-8 12380 df-9 12381 df-n0 12576 df-z 12663 df-dec 12784 df-uz 12935 df-rp 13090 df-ioo 13449 df-seq 14113 df-exp 14173 |
| This theorem is used by: pntlemc 27885 pntlema 27886 pntlemb 27887 pntlemq 27891 pntlemr 27892 pntlemj 27893 pntlemf 27895 pntlemo 27897 pntleml 27901 |
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