ipasslem7 - Metamath Proof Explorer

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Theorem ipasslem7 31041

Description: Lemma for ipassi 31046. Show that ((𝑤𝑆𝐴)𝑃𝐵) − (𝑤 · (𝐴𝑃𝐵)) is continuous on ℝ. (Contributed by NM, 23-Aug-2007.) (Revised by Mario Carneiro, 6-May-2014.) (New usage is discouraged.)

**Hypotheses**
Ref	Expression
ip1i.1	⊢ 𝑋 = (BaseSet‘𝑈)
ip1i.2	⊢ 𝐺 = ( +_𝑣 ‘𝑈)
ip1i.4	⊢ 𝑆 = ( ·_𝑠OLD ‘𝑈)
ip1i.7	⊢ 𝑃 = (·_𝑖OLD‘𝑈)
ip1i.9	⊢ 𝑈 ∈ CPreHil_OLD
ipasslem7.a	⊢ 𝐴 ∈ 𝑋
ipasslem7.b	⊢ 𝐵 ∈ 𝑋
ipasslem7.f	⊢ 𝐹 = (𝑤 ∈ ℝ ↦ (((𝑤𝑆𝐴)𝑃𝐵) − (𝑤 · (𝐴𝑃𝐵))))
ipasslem7.j	⊢ 𝐽 = (topGen‘ran (,))
ipasslem7.k	⊢ 𝐾 = (TopOpen‘ℂ_fld)

**Assertion**
Ref	Expression
ipasslem7	⊢ 𝐹 ∈ (𝐽 Cn 𝐾)

Distinct variable groups: 𝑤,𝐵 𝑤,𝐾 𝑤,𝑃 𝑤,𝑆 𝑤,𝑈 𝑤,𝑋 𝑤,𝐴 Allowed substitution hints: 𝐹(𝑤) 𝐺(𝑤) 𝐽(𝑤)

**Proof of Theorem ipasslem7**
Step	Hyp	Ref	Expression
1		ipasslem7.f	. 2 ⊢ 𝐹 = (𝑤 ∈ ℝ ↦ (((𝑤𝑆𝐴)𝑃𝐵) − (𝑤 · (𝐴𝑃𝐵))))
2		ipasslem7.j	. . . . 5 ⊢ 𝐽 = (topGen‘ran (,))
3		ipasslem7.k	. . . . . 6 ⊢ 𝐾 = (TopOpen‘ℂ_fld)
4	3	tgioo2 24865	. . . . 5 ⊢ (topGen‘ran (,)) = (𝐾 ↾_t ℝ)
5	2, 4	eqtri 2787	. . . 4 ⊢ 𝐽 = (𝐾 ↾_t ℝ)
6	3	cnfldtopon 24844	. . . . 5 ⊢ 𝐾 ∈ (TopOn‘ℂ)
7	6	a1i 11	. . . 4 ⊢ (⊤ → 𝐾 ∈ (TopOn‘ℂ))
8		ax-resscn 11132	. . . . 5 ⊢ ℝ ⊆ ℂ
9	8	a1i 11	. . . 4 ⊢ (⊤ → ℝ ⊆ ℂ)
10	7	cnmptid 23723	. . . . . . 7 ⊢ (⊤ → (𝑤 ∈ ℂ ↦ 𝑤) ∈ (𝐾 Cn 𝐾))
11		ip1i.9	. . . . . . . . . . 11 ⊢ 𝑈 ∈ CPreHil_OLD
12	11	phnvi 31021	. . . . . . . . . 10 ⊢ 𝑈 ∈ NrmCVec
13		ip1i.1	. . . . . . . . . . 11 ⊢ 𝑋 = (BaseSet‘𝑈)
14		eqid 2764	. . . . . . . . . . 11 ⊢ (IndMet‘𝑈) = (IndMet‘𝑈)
15	13, 14	imsxmet 30897	. . . . . . . . . 10 ⊢ (𝑈 ∈ NrmCVec → (IndMet‘𝑈) ∈ (∞Met‘𝑋))
16	12, 15	ax-mp 5	. . . . . . . . 9 ⊢ (IndMet‘𝑈) ∈ (∞Met‘𝑋)
17		eqid 2764	. . . . . . . . . 10 ⊢ (MetOpen‘(IndMet‘𝑈)) = (MetOpen‘(IndMet‘𝑈))
18	17	mopntopon 24501	. . . . . . . . 9 ⊢ ((IndMet‘𝑈) ∈ (∞Met‘𝑋) → (MetOpen‘(IndMet‘𝑈)) ∈ (TopOn‘𝑋))
19	16, 18	mp1i 13	. . . . . . . 8 ⊢ (⊤ → (MetOpen‘(IndMet‘𝑈)) ∈ (TopOn‘𝑋))
20		ipasslem7.a	. . . . . . . . 9 ⊢ 𝐴 ∈ 𝑋
21	20	a1i 11	. . . . . . . 8 ⊢ (⊤ → 𝐴 ∈ 𝑋)
22	7, 19, 21	cnmptc 23724	. . . . . . 7 ⊢ (⊤ → (𝑤 ∈ ℂ ↦ 𝐴) ∈ (𝐾 Cn (MetOpen‘(IndMet‘𝑈))))
23		ip1i.4	. . . . . . . . 9 ⊢ 𝑆 = ( ·_𝑠OLD ‘𝑈)
24	14, 17, 23, 3	smcn 30903	. . . . . . . 8 ⊢ (𝑈 ∈ NrmCVec → 𝑆 ∈ ((𝐾 ×_t (MetOpen‘(IndMet‘𝑈))) Cn (MetOpen‘(IndMet‘𝑈))))
25	12, 24	mp1i 13	. . . . . . 7 ⊢ (⊤ → 𝑆 ∈ ((𝐾 ×_t (MetOpen‘(IndMet‘𝑈))) Cn (MetOpen‘(IndMet‘𝑈))))
26	7, 10, 22, 25	cnmpt12f 23728	. . . . . 6 ⊢ (⊤ → (𝑤 ∈ ℂ ↦ (𝑤𝑆𝐴)) ∈ (𝐾 Cn (MetOpen‘(IndMet‘𝑈))))
27		ipasslem7.b	. . . . . . . 8 ⊢ 𝐵 ∈ 𝑋
28	27	a1i 11	. . . . . . 7 ⊢ (⊤ → 𝐵 ∈ 𝑋)
29	7, 19, 28	cnmptc 23724	. . . . . 6 ⊢ (⊤ → (𝑤 ∈ ℂ ↦ 𝐵) ∈ (𝐾 Cn (MetOpen‘(IndMet‘𝑈))))
30		ip1i.7	. . . . . . . 8 ⊢ 𝑃 = (·_𝑖OLD‘𝑈)
31	30, 14, 17, 3	dipcn 30925	. . . . . . 7 ⊢ (𝑈 ∈ NrmCVec → 𝑃 ∈ (((MetOpen‘(IndMet‘𝑈)) ×_t (MetOpen‘(IndMet‘𝑈))) Cn 𝐾))
32	12, 31	mp1i 13	. . . . . 6 ⊢ (⊤ → 𝑃 ∈ (((MetOpen‘(IndMet‘𝑈)) ×_t (MetOpen‘(IndMet‘𝑈))) Cn 𝐾))
33	7, 26, 29, 32	cnmpt12f 23728	. . . . 5 ⊢ (⊤ → (𝑤 ∈ ℂ ↦ ((𝑤𝑆𝐴)𝑃𝐵)) ∈ (𝐾 Cn 𝐾))
34	13, 30	dipcl 30917	. . . . . . . . 9 ⊢ ((𝑈 ∈ NrmCVec ∧ 𝐴 ∈ 𝑋 ∧ 𝐵 ∈ 𝑋) → (𝐴𝑃𝐵) ∈ ℂ)
35	12, 20, 27, 34	mp3an 1484	. . . . . . . 8 ⊢ (𝐴𝑃𝐵) ∈ ℂ
36	35	a1i 11	. . . . . . 7 ⊢ (⊤ → (𝐴𝑃𝐵) ∈ ℂ)
37	7, 7, 36	cnmptc 23724	. . . . . 6 ⊢ (⊤ → (𝑤 ∈ ℂ ↦ (𝐴𝑃𝐵)) ∈ (𝐾 Cn 𝐾))
38	3	mulcn 24930	. . . . . . 7 ⊢ · ∈ ((𝐾 ×_t 𝐾) Cn 𝐾)
39	38	a1i 11	. . . . . 6 ⊢ (⊤ → · ∈ ((𝐾 ×_t 𝐾) Cn 𝐾))
40	7, 10, 37, 39	cnmpt12f 23728	. . . . 5 ⊢ (⊤ → (𝑤 ∈ ℂ ↦ (𝑤 · (𝐴𝑃𝐵))) ∈ (𝐾 Cn 𝐾))
41	3	subcn 24929	. . . . . 6 ⊢ − ∈ ((𝐾 ×_t 𝐾) Cn 𝐾)
42	41	a1i 11	. . . . 5 ⊢ (⊤ → − ∈ ((𝐾 ×_t 𝐾) Cn 𝐾))
43	7, 33, 40, 42	cnmpt12f 23728	. . . 4 ⊢ (⊤ → (𝑤 ∈ ℂ ↦ (((𝑤𝑆𝐴)𝑃𝐵) − (𝑤 · (𝐴𝑃𝐵)))) ∈ (𝐾 Cn 𝐾))
44	5, 7, 9, 43	cnmpt1res 23738	. . 3 ⊢ (⊤ → (𝑤 ∈ ℝ ↦ (((𝑤𝑆𝐴)𝑃𝐵) − (𝑤 · (𝐴𝑃𝐵)))) ∈ (𝐽 Cn 𝐾))
45	44	mptru 1569	. 2 ⊢ (𝑤 ∈ ℝ ↦ (((𝑤𝑆𝐴)𝑃𝐵) − (𝑤 · (𝐴𝑃𝐵)))) ∈ (𝐽 Cn 𝐾)
46	1, 45	eqeltri 2860	1 ⊢ 𝐹 ∈ (𝐽 Cn 𝐾)

Colors of variables: wff setvar class

Syntax hints: = wceq 1562 ⊤wtru 1563 ∈ wcel 2144 ⊆ wss 3906 ↦ cmpt 5183 ran crn 5650 ‘cfv 6523 (class class class)co 7398 ℂcc 11073 ℝcr 11074 · cmul 11080 − cmin 11416 (,)cioo 13351 ↾_t crest 17451 TopOpenctopn 17452 topGenctg 17468 ∞Metcxmet 21411 MetOpencmopn 21416 ℂ_fldccnfld 21426 TopOnctopon 22972 Cn ccn 23286 ×_t ctx 23622 NrmCVeccnv 30789 +_𝑣 cpv 30790 BaseSetcba 30791 ·_𝑠OLD cns 30792 IndMetcims 30796 ·_𝑖OLDcdip 30905 CPreHil_OLDccphlo 31017

This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1817 ax-4 1831 ax-5 1932 ax-6 1989 ax-7 2030 ax-8 2146 ax-9 2154 ax-10 2177 ax-11 2193 ax-12 2214 ax-ext 2736 ax-rep 5229 ax-sep 5248 ax-nul 5258 ax-pow 5324 ax-pr 5392 ax-un 7720 ax-inf2 9598 ax-cnex 11131 ax-resscn 11132 ax-1cn 11133 ax-icn 11134 ax-addcl 11135 ax-addrcl 11136 ax-mulcl 11137 ax-mulrcl 11138 ax-mulcom 11139 ax-addass 11140 ax-mulass 11141 ax-distr 11142 ax-i2m1 11143 ax-1ne0 11144 ax-1rid 11145 ax-rnegex 11146 ax-rrecex 11147 ax-cnre 11148 ax-pre-lttri 11149 ax-pre-lttrn 11150 ax-pre-ltadd 11151 ax-pre-mulgt0 11152 ax-pre-sup 11153 ax-addf 11154 ax-mulf 11155

This theorem depends on definitions: df-bi 209 df-an 400 df-or 859 df-3or 1100 df-3an 1101 df-tru 1565 df-fal 1575 df-ex 1802 df-nf 1806 df-sb 2093 df-mo 2568 df-eu 2598 df-clab 2743 df-cleq 2756 df-clel 2839 df-nfc 2913 df-ne 2960 df-nel 3064 df-ral 3079 df-rex 3089 df-rmo 3369 df-reu 3370 df-rab 3417 df-v 3458 df-sbc 3747 df-csb 3855 df-dif 3909 df-un 3911 df-in 3913 df-ss 3923 df-pss 3926 df-nul 4288 df-if 4483 df-pw 4559 df-sn 4585 df-pr 4587 df-tp 4589 df-op 4591 df-uni 4868 df-int 4908 df-iun 4953 df-iin 4954 df-br 5103 df-opab 5165 df-mpt 5184 df-tr 5210 df-id 5544 df-eprel 5549 df-po 5557 df-so 5558 df-fr 5602 df-se 5603 df-we 5604 df-xp 5655 df-rel 5656 df-cnv 5657 df-co 5658 df-dm 5659 df-rn 5660 df-res 5661 df-ima 5662 df-pred 6290 df-ord 6351 df-on 6352 df-lim 6353 df-suc 6354 df-iota 6479 df-fun 6525 df-fn 6526 df-f 6527 df-f1 6528 df-fo 6529 df-f1o 6530 df-fv 6531 df-isom 6532 df-riota 7355 df-ov 7401 df-oprab 7402 df-mpo 7403 df-of 7662 df-om 7849 df-1st 7972 df-2nd 7973 df-supp 8143 df-frecs 8264 df-wrecs 8295 df-recs 8344 df-rdg 8383 df-1o 8439 df-2o 8440 df-er 8680 df-map 8812 df-ixp 8882 df-en 8930 df-dom 8931 df-sdom 8932 df-fin 8933 df-fsupp 9310 df-fi 9359 df-sup 9390 df-inf 9391 df-oi 9460 df-card 9899 df-pnf 11220 df-mnf 11221 df-xr 11222 df-ltxr 11223 df-le 11224 df-sub 11418 df-neg 11419 df-div 11847 df-nn 12213 df-2 12282 df-3 12283 df-4 12284 df-5 12285 df-6 12286 df-7 12287 df-8 12288 df-9 12289 df-n0 12484 df-z 12571 df-dec 12691 df-uz 12842 df-q 12952 df-rp 12996 df-xneg 13116 df-xadd 13117 df-xmul 13118 df-ioo 13355 df-icc 13358 df-fz 13515 df-fzo 13662 df-seq 14017 df-exp 14077 df-hash 14346 df-cj 15128 df-re 15129 df-im 15130 df-sqrt 15264 df-abs 15265 df-clim 15517 df-sum 15716 df-struct 17185 df-sets 17202 df-slot 17220 df-ndx 17232 df-base 17248 df-ress 17269 df-plusg 17301 df-mulr 17302 df-starv 17303 df-sca 17304 df-vsca 17305 df-ip 17306 df-tset 17307 df-ple 17308 df-ds 17310 df-unif 17311 df-hom 17312 df-cco 17313 df-rest 17453 df-topn 17454 df-0g 17472 df-gsum 17473 df-topgen 17474 df-pt 17475 df-prds 17478 df-xrs 17534 df-qtop 17539 df-imas 17540 df-xps 17542 df-mre 17616 df-mrc 17617 df-acs 17619 df-mgm 18676 df-sgrp 18755 df-mnd 18771 df-submnd 18820 df-mulg 19112 df-cntz 19359 df-cmn 19824 df-psmet 21418 df-xmet 21419 df-met 21420 df-bl 21421 df-mopn 21422 df-cnfld 21427 df-top 22956 df-topon 22973 df-topsp 22995 df-bases 23008 df-cn 23289 df-cnp 23290 df-tx 23624 df-hmeo 23817 df-xms 24382 df-ms 24383 df-tms 24384 df-grpo 30698 df-gid 30699 df-ginv 30700 df-gdiv 30701 df-ablo 30750 df-vc 30764 df-nv 30797 df-va 30800 df-ba 30801 df-sm 30802 df-0v 30803 df-vs 30804 df-nmcv 30805 df-ims 30806 df-dip 30906 df-ph 31018

This theorem is referenced by: ipasslem8 31042

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