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Mirrors > Home > MPE Home > Th. List > prdsdsval3 | Structured version Visualization version GIF version |
Description: Value of the metric in a structure product. (Contributed by Mario Carneiro, 27-Aug-2015.) |
Ref | Expression |
---|---|
prdsbasmpt2.y | ⊢ 𝑌 = (𝑆Xs(𝑥 ∈ 𝐼 ↦ 𝑅)) |
prdsbasmpt2.b | ⊢ 𝐵 = (Base‘𝑌) |
prdsbasmpt2.s | ⊢ (𝜑 → 𝑆 ∈ 𝑉) |
prdsbasmpt2.i | ⊢ (𝜑 → 𝐼 ∈ 𝑊) |
prdsbasmpt2.r | ⊢ (𝜑 → ∀𝑥 ∈ 𝐼 𝑅 ∈ 𝑋) |
prdsdsval2.f | ⊢ (𝜑 → 𝐹 ∈ 𝐵) |
prdsdsval2.g | ⊢ (𝜑 → 𝐺 ∈ 𝐵) |
prdsdsval3.k | ⊢ 𝐾 = (Base‘𝑅) |
prdsdsval3.e | ⊢ 𝐸 = ((dist‘𝑅) ↾ (𝐾 × 𝐾)) |
prdsdsval3.d | ⊢ 𝐷 = (dist‘𝑌) |
Ref | Expression |
---|---|
prdsdsval3 | ⊢ (𝜑 → (𝐹𝐷𝐺) = sup((ran (𝑥 ∈ 𝐼 ↦ ((𝐹‘𝑥)𝐸(𝐺‘𝑥))) ∪ {0}), ℝ*, < )) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | prdsbasmpt2.y | . . 3 ⊢ 𝑌 = (𝑆Xs(𝑥 ∈ 𝐼 ↦ 𝑅)) | |
2 | prdsbasmpt2.b | . . 3 ⊢ 𝐵 = (Base‘𝑌) | |
3 | prdsbasmpt2.s | . . 3 ⊢ (𝜑 → 𝑆 ∈ 𝑉) | |
4 | prdsbasmpt2.i | . . 3 ⊢ (𝜑 → 𝐼 ∈ 𝑊) | |
5 | prdsbasmpt2.r | . . 3 ⊢ (𝜑 → ∀𝑥 ∈ 𝐼 𝑅 ∈ 𝑋) | |
6 | prdsdsval2.f | . . 3 ⊢ (𝜑 → 𝐹 ∈ 𝐵) | |
7 | prdsdsval2.g | . . 3 ⊢ (𝜑 → 𝐺 ∈ 𝐵) | |
8 | eqid 2820 | . . 3 ⊢ (dist‘𝑅) = (dist‘𝑅) | |
9 | prdsdsval3.d | . . 3 ⊢ 𝐷 = (dist‘𝑌) | |
10 | 1, 2, 3, 4, 5, 6, 7, 8, 9 | prdsdsval2 16752 | . 2 ⊢ (𝜑 → (𝐹𝐷𝐺) = sup((ran (𝑥 ∈ 𝐼 ↦ ((𝐹‘𝑥)(dist‘𝑅)(𝐺‘𝑥))) ∪ {0}), ℝ*, < )) |
11 | eqidd 2821 | . . . . . 6 ⊢ (𝜑 → 𝐼 = 𝐼) | |
12 | prdsdsval3.k | . . . . . . . 8 ⊢ 𝐾 = (Base‘𝑅) | |
13 | 1, 2, 3, 4, 5, 12, 6 | prdsbascl 16751 | . . . . . . 7 ⊢ (𝜑 → ∀𝑥 ∈ 𝐼 (𝐹‘𝑥) ∈ 𝐾) |
14 | 1, 2, 3, 4, 5, 12, 7 | prdsbascl 16751 | . . . . . . 7 ⊢ (𝜑 → ∀𝑥 ∈ 𝐼 (𝐺‘𝑥) ∈ 𝐾) |
15 | prdsdsval3.e | . . . . . . . . . . 11 ⊢ 𝐸 = ((dist‘𝑅) ↾ (𝐾 × 𝐾)) | |
16 | 15 | oveqi 7162 | . . . . . . . . . 10 ⊢ ((𝐹‘𝑥)𝐸(𝐺‘𝑥)) = ((𝐹‘𝑥)((dist‘𝑅) ↾ (𝐾 × 𝐾))(𝐺‘𝑥)) |
17 | ovres 7307 | . . . . . . . . . 10 ⊢ (((𝐹‘𝑥) ∈ 𝐾 ∧ (𝐺‘𝑥) ∈ 𝐾) → ((𝐹‘𝑥)((dist‘𝑅) ↾ (𝐾 × 𝐾))(𝐺‘𝑥)) = ((𝐹‘𝑥)(dist‘𝑅)(𝐺‘𝑥))) | |
18 | 16, 17 | syl5eq 2867 | . . . . . . . . 9 ⊢ (((𝐹‘𝑥) ∈ 𝐾 ∧ (𝐺‘𝑥) ∈ 𝐾) → ((𝐹‘𝑥)𝐸(𝐺‘𝑥)) = ((𝐹‘𝑥)(dist‘𝑅)(𝐺‘𝑥))) |
19 | 18 | ex 415 | . . . . . . . 8 ⊢ ((𝐹‘𝑥) ∈ 𝐾 → ((𝐺‘𝑥) ∈ 𝐾 → ((𝐹‘𝑥)𝐸(𝐺‘𝑥)) = ((𝐹‘𝑥)(dist‘𝑅)(𝐺‘𝑥)))) |
20 | 19 | ral2imi 3155 | . . . . . . 7 ⊢ (∀𝑥 ∈ 𝐼 (𝐹‘𝑥) ∈ 𝐾 → (∀𝑥 ∈ 𝐼 (𝐺‘𝑥) ∈ 𝐾 → ∀𝑥 ∈ 𝐼 ((𝐹‘𝑥)𝐸(𝐺‘𝑥)) = ((𝐹‘𝑥)(dist‘𝑅)(𝐺‘𝑥)))) |
21 | 13, 14, 20 | sylc 65 | . . . . . 6 ⊢ (𝜑 → ∀𝑥 ∈ 𝐼 ((𝐹‘𝑥)𝐸(𝐺‘𝑥)) = ((𝐹‘𝑥)(dist‘𝑅)(𝐺‘𝑥))) |
22 | mpteq12 5146 | . . . . . 6 ⊢ ((𝐼 = 𝐼 ∧ ∀𝑥 ∈ 𝐼 ((𝐹‘𝑥)𝐸(𝐺‘𝑥)) = ((𝐹‘𝑥)(dist‘𝑅)(𝐺‘𝑥))) → (𝑥 ∈ 𝐼 ↦ ((𝐹‘𝑥)𝐸(𝐺‘𝑥))) = (𝑥 ∈ 𝐼 ↦ ((𝐹‘𝑥)(dist‘𝑅)(𝐺‘𝑥)))) | |
23 | 11, 21, 22 | syl2anc 586 | . . . . 5 ⊢ (𝜑 → (𝑥 ∈ 𝐼 ↦ ((𝐹‘𝑥)𝐸(𝐺‘𝑥))) = (𝑥 ∈ 𝐼 ↦ ((𝐹‘𝑥)(dist‘𝑅)(𝐺‘𝑥)))) |
24 | 23 | rneqd 5801 | . . . 4 ⊢ (𝜑 → ran (𝑥 ∈ 𝐼 ↦ ((𝐹‘𝑥)𝐸(𝐺‘𝑥))) = ran (𝑥 ∈ 𝐼 ↦ ((𝐹‘𝑥)(dist‘𝑅)(𝐺‘𝑥)))) |
25 | 24 | uneq1d 4131 | . . 3 ⊢ (𝜑 → (ran (𝑥 ∈ 𝐼 ↦ ((𝐹‘𝑥)𝐸(𝐺‘𝑥))) ∪ {0}) = (ran (𝑥 ∈ 𝐼 ↦ ((𝐹‘𝑥)(dist‘𝑅)(𝐺‘𝑥))) ∪ {0})) |
26 | 25 | supeq1d 8903 | . 2 ⊢ (𝜑 → sup((ran (𝑥 ∈ 𝐼 ↦ ((𝐹‘𝑥)𝐸(𝐺‘𝑥))) ∪ {0}), ℝ*, < ) = sup((ran (𝑥 ∈ 𝐼 ↦ ((𝐹‘𝑥)(dist‘𝑅)(𝐺‘𝑥))) ∪ {0}), ℝ*, < )) |
27 | 10, 26 | eqtr4d 2858 | 1 ⊢ (𝜑 → (𝐹𝐷𝐺) = sup((ran (𝑥 ∈ 𝐼 ↦ ((𝐹‘𝑥)𝐸(𝐺‘𝑥))) ∪ {0}), ℝ*, < )) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ∧ wa 398 = wceq 1536 ∈ wcel 2113 ∀wral 3137 ∪ cun 3927 {csn 4560 ↦ cmpt 5139 × cxp 5546 ran crn 5549 ↾ cres 5550 ‘cfv 6348 (class class class)co 7149 supcsup 8897 0cc0 10530 ℝ*cxr 10667 < clt 10668 Basecbs 16478 distcds 16569 Xscprds 16714 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1795 ax-4 1809 ax-5 1910 ax-6 1969 ax-7 2014 ax-8 2115 ax-9 2123 ax-10 2144 ax-11 2160 ax-12 2176 ax-ext 2792 ax-rep 5183 ax-sep 5196 ax-nul 5203 ax-pow 5259 ax-pr 5323 ax-un 7454 ax-cnex 10586 ax-resscn 10587 ax-1cn 10588 ax-icn 10589 ax-addcl 10590 ax-addrcl 10591 ax-mulcl 10592 ax-mulrcl 10593 ax-mulcom 10594 ax-addass 10595 ax-mulass 10596 ax-distr 10597 ax-i2m1 10598 ax-1ne0 10599 ax-1rid 10600 ax-rnegex 10601 ax-rrecex 10602 ax-cnre 10603 ax-pre-lttri 10604 ax-pre-lttrn 10605 ax-pre-ltadd 10606 ax-pre-mulgt0 10607 |
This theorem depends on definitions: df-bi 209 df-an 399 df-or 844 df-3or 1083 df-3an 1084 df-tru 1539 df-ex 1780 df-nf 1784 df-sb 2069 df-mo 2621 df-eu 2653 df-clab 2799 df-cleq 2813 df-clel 2892 df-nfc 2962 df-ne 3016 df-nel 3123 df-ral 3142 df-rex 3143 df-reu 3144 df-rmo 3145 df-rab 3146 df-v 3493 df-sbc 3769 df-csb 3877 df-dif 3932 df-un 3934 df-in 3936 df-ss 3945 df-pss 3947 df-nul 4285 df-if 4461 df-pw 4534 df-sn 4561 df-pr 4563 df-tp 4565 df-op 4567 df-uni 4832 df-int 4870 df-iun 4914 df-br 5060 df-opab 5122 df-mpt 5140 df-tr 5166 df-id 5453 df-eprel 5458 df-po 5467 df-so 5468 df-fr 5507 df-we 5509 df-xp 5554 df-rel 5555 df-cnv 5556 df-co 5557 df-dm 5558 df-rn 5559 df-res 5560 df-ima 5561 df-pred 6141 df-ord 6187 df-on 6188 df-lim 6189 df-suc 6190 df-iota 6307 df-fun 6350 df-fn 6351 df-f 6352 df-f1 6353 df-fo 6354 df-f1o 6355 df-fv 6356 df-riota 7107 df-ov 7152 df-oprab 7153 df-mpo 7154 df-om 7574 df-1st 7682 df-2nd 7683 df-wrecs 7940 df-recs 8001 df-rdg 8039 df-1o 8095 df-oadd 8099 df-er 8282 df-map 8401 df-ixp 8455 df-en 8503 df-dom 8504 df-sdom 8505 df-fin 8506 df-sup 8899 df-pnf 10670 df-mnf 10671 df-xr 10672 df-ltxr 10673 df-le 10674 df-sub 10865 df-neg 10866 df-nn 11632 df-2 11694 df-3 11695 df-4 11696 df-5 11697 df-6 11698 df-7 11699 df-8 11700 df-9 11701 df-n0 11892 df-z 11976 df-dec 12093 df-uz 12238 df-fz 12890 df-struct 16480 df-ndx 16481 df-slot 16482 df-base 16484 df-plusg 16573 df-mulr 16574 df-sca 16576 df-vsca 16577 df-ip 16578 df-tset 16579 df-ple 16580 df-ds 16582 df-hom 16584 df-cco 16585 df-prds 16716 |
This theorem is referenced by: prdsxmetlem 22973 prdsmet 22975 prdsbl 23096 prdsbnd 35104 rrnequiv 35146 |
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