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Theorem hmeontr 22293
Description: Homeomorphisms preserve interiors. (Contributed by Mario Carneiro, 25-Aug-2015.)
Hypothesis
Ref Expression
hmeoopn.1 𝑋 = 𝐽
Assertion
Ref Expression
hmeontr ((𝐹 ∈ (𝐽Homeo𝐾) ∧ 𝐴𝑋) → ((int‘𝐾)‘(𝐹𝐴)) = (𝐹 “ ((int‘𝐽)‘𝐴)))

Proof of Theorem hmeontr
StepHypRef Expression
1 hmeocn 22284 . . . . . 6 (𝐹 ∈ (𝐽Homeo𝐾) → 𝐹 ∈ (𝐽 Cn 𝐾))
21adantr 481 . . . . 5 ((𝐹 ∈ (𝐽Homeo𝐾) ∧ 𝐴𝑋) → 𝐹 ∈ (𝐽 Cn 𝐾))
3 imassrn 5937 . . . . . 6 (𝐹𝐴) ⊆ ran 𝐹
4 hmeoopn.1 . . . . . . . . 9 𝑋 = 𝐽
5 eqid 2825 . . . . . . . . 9 𝐾 = 𝐾
64, 5hmeof1o 22288 . . . . . . . 8 (𝐹 ∈ (𝐽Homeo𝐾) → 𝐹:𝑋1-1-onto 𝐾)
76adantr 481 . . . . . . 7 ((𝐹 ∈ (𝐽Homeo𝐾) ∧ 𝐴𝑋) → 𝐹:𝑋1-1-onto 𝐾)
8 f1ofo 6618 . . . . . . 7 (𝐹:𝑋1-1-onto 𝐾𝐹:𝑋onto 𝐾)
9 forn 6589 . . . . . . 7 (𝐹:𝑋onto 𝐾 → ran 𝐹 = 𝐾)
107, 8, 93syl 18 . . . . . 6 ((𝐹 ∈ (𝐽Homeo𝐾) ∧ 𝐴𝑋) → ran 𝐹 = 𝐾)
113, 10sseqtrid 4022 . . . . 5 ((𝐹 ∈ (𝐽Homeo𝐾) ∧ 𝐴𝑋) → (𝐹𝐴) ⊆ 𝐾)
125cnntri 21795 . . . . 5 ((𝐹 ∈ (𝐽 Cn 𝐾) ∧ (𝐹𝐴) ⊆ 𝐾) → (𝐹 “ ((int‘𝐾)‘(𝐹𝐴))) ⊆ ((int‘𝐽)‘(𝐹 “ (𝐹𝐴))))
132, 11, 12syl2anc 584 . . . 4 ((𝐹 ∈ (𝐽Homeo𝐾) ∧ 𝐴𝑋) → (𝐹 “ ((int‘𝐾)‘(𝐹𝐴))) ⊆ ((int‘𝐽)‘(𝐹 “ (𝐹𝐴))))
14 f1of1 6610 . . . . . . 7 (𝐹:𝑋1-1-onto 𝐾𝐹:𝑋1-1 𝐾)
157, 14syl 17 . . . . . 6 ((𝐹 ∈ (𝐽Homeo𝐾) ∧ 𝐴𝑋) → 𝐹:𝑋1-1 𝐾)
16 f1imacnv 6627 . . . . . 6 ((𝐹:𝑋1-1 𝐾𝐴𝑋) → (𝐹 “ (𝐹𝐴)) = 𝐴)
1715, 16sylancom 588 . . . . 5 ((𝐹 ∈ (𝐽Homeo𝐾) ∧ 𝐴𝑋) → (𝐹 “ (𝐹𝐴)) = 𝐴)
1817fveq2d 6670 . . . 4 ((𝐹 ∈ (𝐽Homeo𝐾) ∧ 𝐴𝑋) → ((int‘𝐽)‘(𝐹 “ (𝐹𝐴))) = ((int‘𝐽)‘𝐴))
1913, 18sseqtrd 4010 . . 3 ((𝐹 ∈ (𝐽Homeo𝐾) ∧ 𝐴𝑋) → (𝐹 “ ((int‘𝐾)‘(𝐹𝐴))) ⊆ ((int‘𝐽)‘𝐴))
20 f1ofun 6613 . . . . 5 (𝐹:𝑋1-1-onto 𝐾 → Fun 𝐹)
217, 20syl 17 . . . 4 ((𝐹 ∈ (𝐽Homeo𝐾) ∧ 𝐴𝑋) → Fun 𝐹)
22 cntop2 21765 . . . . . . 7 (𝐹 ∈ (𝐽 Cn 𝐾) → 𝐾 ∈ Top)
232, 22syl 17 . . . . . 6 ((𝐹 ∈ (𝐽Homeo𝐾) ∧ 𝐴𝑋) → 𝐾 ∈ Top)
245ntrss3 21584 . . . . . 6 ((𝐾 ∈ Top ∧ (𝐹𝐴) ⊆ 𝐾) → ((int‘𝐾)‘(𝐹𝐴)) ⊆ 𝐾)
2523, 11, 24syl2anc 584 . . . . 5 ((𝐹 ∈ (𝐽Homeo𝐾) ∧ 𝐴𝑋) → ((int‘𝐾)‘(𝐹𝐴)) ⊆ 𝐾)
2625, 10sseqtrrd 4011 . . . 4 ((𝐹 ∈ (𝐽Homeo𝐾) ∧ 𝐴𝑋) → ((int‘𝐾)‘(𝐹𝐴)) ⊆ ran 𝐹)
27 funimass1 6432 . . . 4 ((Fun 𝐹 ∧ ((int‘𝐾)‘(𝐹𝐴)) ⊆ ran 𝐹) → ((𝐹 “ ((int‘𝐾)‘(𝐹𝐴))) ⊆ ((int‘𝐽)‘𝐴) → ((int‘𝐾)‘(𝐹𝐴)) ⊆ (𝐹 “ ((int‘𝐽)‘𝐴))))
2821, 26, 27syl2anc 584 . . 3 ((𝐹 ∈ (𝐽Homeo𝐾) ∧ 𝐴𝑋) → ((𝐹 “ ((int‘𝐾)‘(𝐹𝐴))) ⊆ ((int‘𝐽)‘𝐴) → ((int‘𝐾)‘(𝐹𝐴)) ⊆ (𝐹 “ ((int‘𝐽)‘𝐴))))
2919, 28mpd 15 . 2 ((𝐹 ∈ (𝐽Homeo𝐾) ∧ 𝐴𝑋) → ((int‘𝐾)‘(𝐹𝐴)) ⊆ (𝐹 “ ((int‘𝐽)‘𝐴)))
30 hmeocnvcn 22285 . . . 4 (𝐹 ∈ (𝐽Homeo𝐾) → 𝐹 ∈ (𝐾 Cn 𝐽))
314cnntri 21795 . . . 4 ((𝐹 ∈ (𝐾 Cn 𝐽) ∧ 𝐴𝑋) → (𝐹 “ ((int‘𝐽)‘𝐴)) ⊆ ((int‘𝐾)‘(𝐹𝐴)))
3230, 31sylan 580 . . 3 ((𝐹 ∈ (𝐽Homeo𝐾) ∧ 𝐴𝑋) → (𝐹 “ ((int‘𝐽)‘𝐴)) ⊆ ((int‘𝐾)‘(𝐹𝐴)))
33 imacnvcnv 6060 . . 3 (𝐹 “ ((int‘𝐽)‘𝐴)) = (𝐹 “ ((int‘𝐽)‘𝐴))
34 imacnvcnv 6060 . . . 4 (𝐹𝐴) = (𝐹𝐴)
3534fveq2i 6669 . . 3 ((int‘𝐾)‘(𝐹𝐴)) = ((int‘𝐾)‘(𝐹𝐴))
3632, 33, 353sstr3g 4014 . 2 ((𝐹 ∈ (𝐽Homeo𝐾) ∧ 𝐴𝑋) → (𝐹 “ ((int‘𝐽)‘𝐴)) ⊆ ((int‘𝐾)‘(𝐹𝐴)))
3729, 36eqssd 3987 1 ((𝐹 ∈ (𝐽Homeo𝐾) ∧ 𝐴𝑋) → ((int‘𝐾)‘(𝐹𝐴)) = (𝐹 “ ((int‘𝐽)‘𝐴)))
Colors of variables: wff setvar class
Syntax hints:  wi 4  wa 396   = wceq 1530  wcel 2107  wss 3939   cuni 4836  ccnv 5552  ran crn 5554  cima 5556  Fun wfun 6345  1-1wf1 6348  ontowfo 6349  1-1-ontowf1o 6350  cfv 6351  (class class class)co 7151  Topctop 21417  intcnt 21541   Cn ccn 21748  Homeochmeo 22277
This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1789  ax-4 1803  ax-5 1904  ax-6 1963  ax-7 2008  ax-8 2109  ax-9 2117  ax-10 2138  ax-11 2153  ax-12 2169  ax-ext 2797  ax-rep 5186  ax-sep 5199  ax-nul 5206  ax-pow 5262  ax-pr 5325  ax-un 7454
This theorem depends on definitions:  df-bi 208  df-an 397  df-or 844  df-3an 1083  df-tru 1533  df-ex 1774  df-nf 1778  df-sb 2063  df-mo 2619  df-eu 2651  df-clab 2804  df-cleq 2818  df-clel 2897  df-nfc 2967  df-ne 3021  df-ral 3147  df-rex 3148  df-reu 3149  df-rab 3151  df-v 3501  df-sbc 3776  df-csb 3887  df-dif 3942  df-un 3944  df-in 3946  df-ss 3955  df-nul 4295  df-if 4470  df-pw 4543  df-sn 4564  df-pr 4566  df-op 4570  df-uni 4837  df-iun 4918  df-br 5063  df-opab 5125  df-mpt 5143  df-id 5458  df-xp 5559  df-rel 5560  df-cnv 5561  df-co 5562  df-dm 5563  df-rn 5564  df-res 5565  df-ima 5566  df-iota 6311  df-fun 6353  df-fn 6354  df-f 6355  df-f1 6356  df-fo 6357  df-f1o 6358  df-fv 6359  df-ov 7154  df-oprab 7155  df-mpo 7156  df-map 8401  df-top 21418  df-topon 21435  df-ntr 21544  df-cn 21751  df-hmeo 22279
This theorem is referenced by: (None)
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