Mathbox for Glauco Siliprandi |
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Mirrors > Home > MPE Home > Th. List > Mathboxes > stoweidlem30 | Structured version Visualization version GIF version |
Description: This lemma is used to prove the existence of a function p as in Lemma 1 [BrosowskiDeutsh] p. 90: p is in the subalgebra, such that 0 <= p <= 1, p(t_0) = 0, and p > 0 on T - U. Z is used for t0, P is used for p, (𝐺‘𝑖) is used for p(t_i). (Contributed by Glauco Siliprandi, 20-Apr-2017.) |
Ref | Expression |
---|---|
stoweidlem30.1 | ⊢ 𝑄 = {ℎ ∈ 𝐴 ∣ ((ℎ‘𝑍) = 0 ∧ ∀𝑡 ∈ 𝑇 (0 ≤ (ℎ‘𝑡) ∧ (ℎ‘𝑡) ≤ 1))} |
stoweidlem30.2 | ⊢ 𝑃 = (𝑡 ∈ 𝑇 ↦ ((1 / 𝑀) · Σ𝑖 ∈ (1...𝑀)((𝐺‘𝑖)‘𝑡))) |
stoweidlem30.3 | ⊢ (𝜑 → 𝑀 ∈ ℕ) |
stoweidlem30.4 | ⊢ (𝜑 → 𝐺:(1...𝑀)⟶𝑄) |
stoweidlem30.5 | ⊢ ((𝜑 ∧ 𝑓 ∈ 𝐴) → 𝑓:𝑇⟶ℝ) |
Ref | Expression |
---|---|
stoweidlem30 | ⊢ ((𝜑 ∧ 𝑆 ∈ 𝑇) → (𝑃‘𝑆) = ((1 / 𝑀) · Σ𝑖 ∈ (1...𝑀)((𝐺‘𝑖)‘𝑆))) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | eleq1 2676 | . . . . 5 ⊢ (𝑠 = 𝑆 → (𝑠 ∈ 𝑇 ↔ 𝑆 ∈ 𝑇)) | |
2 | 1 | anbi2d 736 | . . . 4 ⊢ (𝑠 = 𝑆 → ((𝜑 ∧ 𝑠 ∈ 𝑇) ↔ (𝜑 ∧ 𝑆 ∈ 𝑇))) |
3 | fveq2 6103 | . . . . 5 ⊢ (𝑠 = 𝑆 → (𝑃‘𝑠) = (𝑃‘𝑆)) | |
4 | fveq2 6103 | . . . . . . 7 ⊢ (𝑠 = 𝑆 → ((𝐺‘𝑖)‘𝑠) = ((𝐺‘𝑖)‘𝑆)) | |
5 | 4 | sumeq2sdv 14282 | . . . . . 6 ⊢ (𝑠 = 𝑆 → Σ𝑖 ∈ (1...𝑀)((𝐺‘𝑖)‘𝑠) = Σ𝑖 ∈ (1...𝑀)((𝐺‘𝑖)‘𝑆)) |
6 | 5 | oveq2d 6565 | . . . . 5 ⊢ (𝑠 = 𝑆 → ((1 / 𝑀) · Σ𝑖 ∈ (1...𝑀)((𝐺‘𝑖)‘𝑠)) = ((1 / 𝑀) · Σ𝑖 ∈ (1...𝑀)((𝐺‘𝑖)‘𝑆))) |
7 | 3, 6 | eqeq12d 2625 | . . . 4 ⊢ (𝑠 = 𝑆 → ((𝑃‘𝑠) = ((1 / 𝑀) · Σ𝑖 ∈ (1...𝑀)((𝐺‘𝑖)‘𝑠)) ↔ (𝑃‘𝑆) = ((1 / 𝑀) · Σ𝑖 ∈ (1...𝑀)((𝐺‘𝑖)‘𝑆)))) |
8 | 2, 7 | imbi12d 333 | . . 3 ⊢ (𝑠 = 𝑆 → (((𝜑 ∧ 𝑠 ∈ 𝑇) → (𝑃‘𝑠) = ((1 / 𝑀) · Σ𝑖 ∈ (1...𝑀)((𝐺‘𝑖)‘𝑠))) ↔ ((𝜑 ∧ 𝑆 ∈ 𝑇) → (𝑃‘𝑆) = ((1 / 𝑀) · Σ𝑖 ∈ (1...𝑀)((𝐺‘𝑖)‘𝑆))))) |
9 | simpr 476 | . . . 4 ⊢ ((𝜑 ∧ 𝑠 ∈ 𝑇) → 𝑠 ∈ 𝑇) | |
10 | stoweidlem30.3 | . . . . . . 7 ⊢ (𝜑 → 𝑀 ∈ ℕ) | |
11 | 10 | nnrecred 10943 | . . . . . 6 ⊢ (𝜑 → (1 / 𝑀) ∈ ℝ) |
12 | 11 | adantr 480 | . . . . 5 ⊢ ((𝜑 ∧ 𝑠 ∈ 𝑇) → (1 / 𝑀) ∈ ℝ) |
13 | fzfid 12634 | . . . . . 6 ⊢ ((𝜑 ∧ 𝑠 ∈ 𝑇) → (1...𝑀) ∈ Fin) | |
14 | stoweidlem30.1 | . . . . . . . . 9 ⊢ 𝑄 = {ℎ ∈ 𝐴 ∣ ((ℎ‘𝑍) = 0 ∧ ∀𝑡 ∈ 𝑇 (0 ≤ (ℎ‘𝑡) ∧ (ℎ‘𝑡) ≤ 1))} | |
15 | stoweidlem30.4 | . . . . . . . . 9 ⊢ (𝜑 → 𝐺:(1...𝑀)⟶𝑄) | |
16 | stoweidlem30.5 | . . . . . . . . 9 ⊢ ((𝜑 ∧ 𝑓 ∈ 𝐴) → 𝑓:𝑇⟶ℝ) | |
17 | 14, 15, 16 | stoweidlem15 38908 | . . . . . . . 8 ⊢ (((𝜑 ∧ 𝑖 ∈ (1...𝑀)) ∧ 𝑠 ∈ 𝑇) → (((𝐺‘𝑖)‘𝑠) ∈ ℝ ∧ 0 ≤ ((𝐺‘𝑖)‘𝑠) ∧ ((𝐺‘𝑖)‘𝑠) ≤ 1)) |
18 | 17 | simp1d 1066 | . . . . . . 7 ⊢ (((𝜑 ∧ 𝑖 ∈ (1...𝑀)) ∧ 𝑠 ∈ 𝑇) → ((𝐺‘𝑖)‘𝑠) ∈ ℝ) |
19 | 18 | an32s 842 | . . . . . 6 ⊢ (((𝜑 ∧ 𝑠 ∈ 𝑇) ∧ 𝑖 ∈ (1...𝑀)) → ((𝐺‘𝑖)‘𝑠) ∈ ℝ) |
20 | 13, 19 | fsumrecl 14312 | . . . . 5 ⊢ ((𝜑 ∧ 𝑠 ∈ 𝑇) → Σ𝑖 ∈ (1...𝑀)((𝐺‘𝑖)‘𝑠) ∈ ℝ) |
21 | 12, 20 | remulcld 9949 | . . . 4 ⊢ ((𝜑 ∧ 𝑠 ∈ 𝑇) → ((1 / 𝑀) · Σ𝑖 ∈ (1...𝑀)((𝐺‘𝑖)‘𝑠)) ∈ ℝ) |
22 | fveq2 6103 | . . . . . . 7 ⊢ (𝑡 = 𝑠 → ((𝐺‘𝑖)‘𝑡) = ((𝐺‘𝑖)‘𝑠)) | |
23 | 22 | sumeq2sdv 14282 | . . . . . 6 ⊢ (𝑡 = 𝑠 → Σ𝑖 ∈ (1...𝑀)((𝐺‘𝑖)‘𝑡) = Σ𝑖 ∈ (1...𝑀)((𝐺‘𝑖)‘𝑠)) |
24 | 23 | oveq2d 6565 | . . . . 5 ⊢ (𝑡 = 𝑠 → ((1 / 𝑀) · Σ𝑖 ∈ (1...𝑀)((𝐺‘𝑖)‘𝑡)) = ((1 / 𝑀) · Σ𝑖 ∈ (1...𝑀)((𝐺‘𝑖)‘𝑠))) |
25 | stoweidlem30.2 | . . . . 5 ⊢ 𝑃 = (𝑡 ∈ 𝑇 ↦ ((1 / 𝑀) · Σ𝑖 ∈ (1...𝑀)((𝐺‘𝑖)‘𝑡))) | |
26 | 24, 25 | fvmptg 6189 | . . . 4 ⊢ ((𝑠 ∈ 𝑇 ∧ ((1 / 𝑀) · Σ𝑖 ∈ (1...𝑀)((𝐺‘𝑖)‘𝑠)) ∈ ℝ) → (𝑃‘𝑠) = ((1 / 𝑀) · Σ𝑖 ∈ (1...𝑀)((𝐺‘𝑖)‘𝑠))) |
27 | 9, 21, 26 | syl2anc 691 | . . 3 ⊢ ((𝜑 ∧ 𝑠 ∈ 𝑇) → (𝑃‘𝑠) = ((1 / 𝑀) · Σ𝑖 ∈ (1...𝑀)((𝐺‘𝑖)‘𝑠))) |
28 | 8, 27 | vtoclg 3239 | . 2 ⊢ (𝑆 ∈ 𝑇 → ((𝜑 ∧ 𝑆 ∈ 𝑇) → (𝑃‘𝑆) = ((1 / 𝑀) · Σ𝑖 ∈ (1...𝑀)((𝐺‘𝑖)‘𝑆)))) |
29 | 28 | anabsi7 856 | 1 ⊢ ((𝜑 ∧ 𝑆 ∈ 𝑇) → (𝑃‘𝑆) = ((1 / 𝑀) · Σ𝑖 ∈ (1...𝑀)((𝐺‘𝑖)‘𝑆))) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ∧ wa 383 = wceq 1475 ∈ wcel 1977 ∀wral 2896 {crab 2900 class class class wbr 4583 ↦ cmpt 4643 ⟶wf 5800 ‘cfv 5804 (class class class)co 6549 ℝcr 9814 0cc0 9815 1c1 9816 · cmul 9820 ≤ cle 9954 / cdiv 10563 ℕcn 10897 ...cfz 12197 Σcsu 14264 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1713 ax-4 1728 ax-5 1827 ax-6 1875 ax-7 1922 ax-8 1979 ax-9 1986 ax-10 2006 ax-11 2021 ax-12 2034 ax-13 2234 ax-ext 2590 ax-rep 4699 ax-sep 4709 ax-nul 4717 ax-pow 4769 ax-pr 4833 ax-un 6847 ax-inf2 8421 ax-cnex 9871 ax-resscn 9872 ax-1cn 9873 ax-icn 9874 ax-addcl 9875 ax-addrcl 9876 ax-mulcl 9877 ax-mulrcl 9878 ax-mulcom 9879 ax-addass 9880 ax-mulass 9881 ax-distr 9882 ax-i2m1 9883 ax-1ne0 9884 ax-1rid 9885 ax-rnegex 9886 ax-rrecex 9887 ax-cnre 9888 ax-pre-lttri 9889 ax-pre-lttrn 9890 ax-pre-ltadd 9891 ax-pre-mulgt0 9892 ax-pre-sup 9893 |
This theorem depends on definitions: df-bi 196 df-or 384 df-an 385 df-3or 1032 df-3an 1033 df-tru 1478 df-fal 1481 df-ex 1696 df-nf 1701 df-sb 1868 df-eu 2462 df-mo 2463 df-clab 2597 df-cleq 2603 df-clel 2606 df-nfc 2740 df-ne 2782 df-nel 2783 df-ral 2901 df-rex 2902 df-reu 2903 df-rmo 2904 df-rab 2905 df-v 3175 df-sbc 3403 df-csb 3500 df-dif 3543 df-un 3545 df-in 3547 df-ss 3554 df-pss 3556 df-nul 3875 df-if 4037 df-pw 4110 df-sn 4126 df-pr 4128 df-tp 4130 df-op 4132 df-uni 4373 df-int 4411 df-iun 4457 df-br 4584 df-opab 4644 df-mpt 4645 df-tr 4681 df-eprel 4949 df-id 4953 df-po 4959 df-so 4960 df-fr 4997 df-se 4998 df-we 4999 df-xp 5044 df-rel 5045 df-cnv 5046 df-co 5047 df-dm 5048 df-rn 5049 df-res 5050 df-ima 5051 df-pred 5597 df-ord 5643 df-on 5644 df-lim 5645 df-suc 5646 df-iota 5768 df-fun 5806 df-fn 5807 df-f 5808 df-f1 5809 df-fo 5810 df-f1o 5811 df-fv 5812 df-isom 5813 df-riota 6511 df-ov 6552 df-oprab 6553 df-mpt2 6554 df-om 6958 df-1st 7059 df-2nd 7060 df-wrecs 7294 df-recs 7355 df-rdg 7393 df-1o 7447 df-oadd 7451 df-er 7629 df-en 7842 df-dom 7843 df-sdom 7844 df-fin 7845 df-sup 8231 df-oi 8298 df-card 8648 df-pnf 9955 df-mnf 9956 df-xr 9957 df-ltxr 9958 df-le 9959 df-sub 10147 df-neg 10148 df-div 10564 df-nn 10898 df-2 10956 df-3 10957 df-n0 11170 df-z 11255 df-uz 11564 df-rp 11709 df-fz 12198 df-fzo 12335 df-seq 12664 df-exp 12723 df-hash 12980 df-cj 13687 df-re 13688 df-im 13689 df-sqrt 13823 df-abs 13824 df-clim 14067 df-sum 14265 |
This theorem is referenced by: stoweidlem37 38930 stoweidlem38 38931 stoweidlem44 38937 |
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