rrxtopn - Mathbox for Glauco Siliprandi

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Theorem rrxtopn 42568

Description: The topology of the generalized real Euclidean space. (Contributed by Glauco Siliprandi, 24-Dec-2020.)

**Hypothesis**
Ref	Expression
rrxtopn.1	⊢ (𝜑 → 𝐼 ∈ 𝑉)

**Assertion**
Ref	Expression
rrxtopn	⊢ (𝜑 → (TopOpen‘(ℝ^‘𝐼)) = (MetOpen‘(𝑓 ∈ (Base‘(ℝ^‘𝐼)), 𝑔 ∈ (Base‘(ℝ^‘𝐼)) ↦ (√‘(ℝ_fld Σ_g (𝑥 ∈ 𝐼 ↦ (((𝑓‘𝑥) − (𝑔‘𝑥))↑2)))))))

Distinct variable groups: 𝑓,𝐼,𝑔,𝑥 𝑓,𝑉,𝑔,𝑥 Allowed substitution hints: 𝜑(𝑥,𝑓,𝑔)

**Proof of Theorem rrxtopn**
Step	Hyp	Ref	Expression
1		rrxtopn.1	. . . . 5 ⊢ (𝜑 → 𝐼 ∈ 𝑉)
2		eqid 2821	. . . . . 6 ⊢ (ℝ^‘𝐼) = (ℝ^‘𝐼)
3	2	rrxval 23989	. . . . 5 ⊢ (𝐼 ∈ 𝑉 → (ℝ^‘𝐼) = (toℂPreHil‘(ℝ_fld freeLMod 𝐼)))
4	1, 3	syl 17	. . . 4 ⊢ (𝜑 → (ℝ^‘𝐼) = (toℂPreHil‘(ℝ_fld freeLMod 𝐼)))
5	4	fveq2d 6673	. . 3 ⊢ (𝜑 → (TopOpen‘(ℝ^‘𝐼)) = (TopOpen‘(toℂPreHil‘(ℝ_fld freeLMod 𝐼))))
6		ovex 7188	. . . . 5 ⊢ (ℝ_fld freeLMod 𝐼) ∈ V
7		eqid 2821	. . . . . 6 ⊢ (toℂPreHil‘(ℝ_fld freeLMod 𝐼)) = (toℂPreHil‘(ℝ_fld freeLMod 𝐼))
8		eqid 2821	. . . . . 6 ⊢ (dist‘(toℂPreHil‘(ℝ_fld freeLMod 𝐼))) = (dist‘(toℂPreHil‘(ℝ_fld freeLMod 𝐼)))
9		eqid 2821	. . . . . 6 ⊢ (TopOpen‘(toℂPreHil‘(ℝ_fld freeLMod 𝐼))) = (TopOpen‘(toℂPreHil‘(ℝ_fld freeLMod 𝐼)))
10	7, 8, 9	tcphtopn 23828	. . . . 5 ⊢ ((ℝ_fld freeLMod 𝐼) ∈ V → (TopOpen‘(toℂPreHil‘(ℝ_fld freeLMod 𝐼))) = (MetOpen‘(dist‘(toℂPreHil‘(ℝ_fld freeLMod 𝐼)))))
11	6, 10	ax-mp 5	. . . 4 ⊢ (TopOpen‘(toℂPreHil‘(ℝ_fld freeLMod 𝐼))) = (MetOpen‘(dist‘(toℂPreHil‘(ℝ_fld freeLMod 𝐼))))
12	11	a1i 11	. . 3 ⊢ (𝜑 → (TopOpen‘(toℂPreHil‘(ℝ_fld freeLMod 𝐼))) = (MetOpen‘(dist‘(toℂPreHil‘(ℝ_fld freeLMod 𝐼)))))
13	4	eqcomd 2827	. . . . 5 ⊢ (𝜑 → (toℂPreHil‘(ℝ_fld freeLMod 𝐼)) = (ℝ^‘𝐼))
14	13	fveq2d 6673	. . . 4 ⊢ (𝜑 → (dist‘(toℂPreHil‘(ℝ_fld freeLMod 𝐼))) = (dist‘(ℝ^‘𝐼)))
15	14	fveq2d 6673	. . 3 ⊢ (𝜑 → (MetOpen‘(dist‘(toℂPreHil‘(ℝ_fld freeLMod 𝐼)))) = (MetOpen‘(dist‘(ℝ^‘𝐼))))
16	5, 12, 15	3eqtrd 2860	. 2 ⊢ (𝜑 → (TopOpen‘(ℝ^‘𝐼)) = (MetOpen‘(dist‘(ℝ^‘𝐼))))
17		eqid 2821	. . . . . 6 ⊢ (Base‘(ℝ^‘𝐼)) = (Base‘(ℝ^‘𝐼))
18	2, 17	rrxds 23995	. . . . 5 ⊢ (𝐼 ∈ 𝑉 → (𝑓 ∈ (Base‘(ℝ^‘𝐼)), 𝑔 ∈ (Base‘(ℝ^‘𝐼)) ↦ (√‘(ℝ_fld Σ_g (𝑥 ∈ 𝐼 ↦ (((𝑓‘𝑥) − (𝑔‘𝑥))↑2))))) = (dist‘(ℝ^‘𝐼)))
19	1, 18	syl 17	. . . 4 ⊢ (𝜑 → (𝑓 ∈ (Base‘(ℝ^‘𝐼)), 𝑔 ∈ (Base‘(ℝ^‘𝐼)) ↦ (√‘(ℝ_fld Σ_g (𝑥 ∈ 𝐼 ↦ (((𝑓‘𝑥) − (𝑔‘𝑥))↑2))))) = (dist‘(ℝ^‘𝐼)))
20	19	eqcomd 2827	. . 3 ⊢ (𝜑 → (dist‘(ℝ^‘𝐼)) = (𝑓 ∈ (Base‘(ℝ^‘𝐼)), 𝑔 ∈ (Base‘(ℝ^‘𝐼)) ↦ (√‘(ℝ_fld Σ_g (𝑥 ∈ 𝐼 ↦ (((𝑓‘𝑥) − (𝑔‘𝑥))↑2))))))
21	20	fveq2d 6673	. 2 ⊢ (𝜑 → (MetOpen‘(dist‘(ℝ^‘𝐼))) = (MetOpen‘(𝑓 ∈ (Base‘(ℝ^‘𝐼)), 𝑔 ∈ (Base‘(ℝ^‘𝐼)) ↦ (√‘(ℝ_fld Σ_g (𝑥 ∈ 𝐼 ↦ (((𝑓‘𝑥) − (𝑔‘𝑥))↑2)))))))
22	16, 21	eqtrd 2856	1 ⊢ (𝜑 → (TopOpen‘(ℝ^‘𝐼)) = (MetOpen‘(𝑓 ∈ (Base‘(ℝ^‘𝐼)), 𝑔 ∈ (Base‘(ℝ^‘𝐼)) ↦ (√‘(ℝ_fld Σ_g (𝑥 ∈ 𝐼 ↦ (((𝑓‘𝑥) − (𝑔‘𝑥))↑2)))))))

Colors of variables: wff setvar class

Syntax hints: → wi 4 = wceq 1533 ∈ wcel 2110 Vcvv 3494 ↦ cmpt 5145 ‘cfv 6354 (class class class)co 7155 ∈ cmpo 7157 − cmin 10869 2c2 11691 ↑cexp 13428 √csqrt 14591 Basecbs 16482 distcds 16573 TopOpenctopn 16694 Σ_g cgsu 16713 MetOpencmopn 20534 ℝ_fldcrefld 20747 freeLMod cfrlm 20889 toℂPreHilctcph 23770 ℝ^crrx 23985

This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1792 ax-4 1806 ax-5 1907 ax-6 1966 ax-7 2011 ax-8 2112 ax-9 2120 ax-10 2141 ax-11 2157 ax-12 2173 ax-ext 2793 ax-rep 5189 ax-sep 5202 ax-nul 5209 ax-pow 5265 ax-pr 5329 ax-un 7460 ax-cnex 10592 ax-resscn 10593 ax-1cn 10594 ax-icn 10595 ax-addcl 10596 ax-addrcl 10597 ax-mulcl 10598 ax-mulrcl 10599 ax-mulcom 10600 ax-addass 10601 ax-mulass 10602 ax-distr 10603 ax-i2m1 10604 ax-1ne0 10605 ax-1rid 10606 ax-rnegex 10607 ax-rrecex 10608 ax-cnre 10609 ax-pre-lttri 10610 ax-pre-lttrn 10611 ax-pre-ltadd 10612 ax-pre-mulgt0 10613 ax-pre-sup 10614 ax-addf 10615 ax-mulf 10616

This theorem depends on definitions: df-bi 209 df-an 399 df-or 844 df-3or 1084 df-3an 1085 df-tru 1536 df-ex 1777 df-nf 1781 df-sb 2066 df-mo 2618 df-eu 2650 df-clab 2800 df-cleq 2814 df-clel 2893 df-nfc 2963 df-ne 3017 df-nel 3124 df-ral 3143 df-rex 3144 df-reu 3145 df-rmo 3146 df-rab 3147 df-v 3496 df-sbc 3772 df-csb 3883 df-dif 3938 df-un 3940 df-in 3942 df-ss 3951 df-pss 3953 df-nul 4291 df-if 4467 df-pw 4540 df-sn 4567 df-pr 4569 df-tp 4571 df-op 4573 df-uni 4838 df-int 4876 df-iun 4920 df-br 5066 df-opab 5128 df-mpt 5146 df-tr 5172 df-id 5459 df-eprel 5464 df-po 5473 df-so 5474 df-fr 5513 df-we 5515 df-xp 5560 df-rel 5561 df-cnv 5562 df-co 5563 df-dm 5564 df-rn 5565 df-res 5566 df-ima 5567 df-pred 6147 df-ord 6193 df-on 6194 df-lim 6195 df-suc 6196 df-iota 6313 df-fun 6356 df-fn 6357 df-f 6358 df-f1 6359 df-fo 6360 df-f1o 6361 df-fv 6362 df-riota 7113 df-ov 7158 df-oprab 7159 df-mpo 7160 df-of 7408 df-om 7580 df-1st 7688 df-2nd 7689 df-supp 7830 df-tpos 7891 df-wrecs 7946 df-recs 8007 df-rdg 8045 df-1o 8101 df-oadd 8105 df-er 8288 df-map 8407 df-ixp 8461 df-en 8509 df-dom 8510 df-sdom 8511 df-fin 8512 df-fsupp 8833 df-sup 8905 df-inf 8906 df-pnf 10676 df-mnf 10677 df-xr 10678 df-ltxr 10679 df-le 10680 df-sub 10871 df-neg 10872 df-div 11297 df-nn 11638 df-2 11699 df-3 11700 df-4 11701 df-5 11702 df-6 11703 df-7 11704 df-8 11705 df-9 11706 df-n0 11897 df-z 11981 df-dec 12098 df-uz 12243 df-q 12348 df-rp 12389 df-xneg 12506 df-xadd 12507 df-xmul 12508 df-fz 12892 df-seq 13369 df-exp 13429 df-cj 14457 df-re 14458 df-im 14459 df-sqrt 14593 df-abs 14594 df-struct 16484 df-ndx 16485 df-slot 16486 df-base 16488 df-sets 16489 df-ress 16490 df-plusg 16577 df-mulr 16578 df-starv 16579 df-sca 16580 df-vsca 16581 df-ip 16582 df-tset 16583 df-ple 16584 df-ds 16586 df-unif 16587 df-hom 16588 df-cco 16589 df-rest 16695 df-topn 16696 df-0g 16714 df-topgen 16716 df-prds 16720 df-pws 16722 df-mgm 17851 df-sgrp 17900 df-mnd 17911 df-mhm 17955 df-grp 18105 df-minusg 18106 df-sbg 18107 df-subg 18275 df-ghm 18355 df-cmn 18907 df-mgp 19239 df-ur 19251 df-ring 19298 df-cring 19299 df-oppr 19372 df-dvdsr 19390 df-unit 19391 df-invr 19421 df-dvr 19432 df-rnghom 19466 df-drng 19503 df-field 19504 df-subrg 19532 df-staf 19615 df-srng 19616 df-lmod 19635 df-lss 19703 df-sra 19943 df-rgmod 19944 df-psmet 20536 df-xmet 20537 df-bl 20539 df-mopn 20540 df-cnfld 20545 df-refld 20748 df-dsmm 20875 df-frlm 20890 df-top 21501 df-topon 21518 df-bases 21553 df-nm 23191 df-tng 23193 df-tcph 23772 df-rrx 23987

This theorem is referenced by: rrxtopnfi 42571

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