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Theorem lautcvr 35980
Description: Covering property of a lattice automorphism. (Contributed by NM, 20-May-2012.)
Hypotheses
Ref Expression
lautcvr.b 𝐵 = (Base‘𝐾)
lautcvr.c 𝐶 = ( ⋖ ‘𝐾)
lautcvr.i 𝐼 = (LAut‘𝐾)
Assertion
Ref Expression
lautcvr ((𝐾𝐴 ∧ (𝐹𝐼𝑋𝐵𝑌𝐵)) → (𝑋𝐶𝑌 ↔ (𝐹𝑋)𝐶(𝐹𝑌)))

Proof of Theorem lautcvr
Dummy variables 𝑧 𝑤 are mutually distinct and distinct from all other variables.
StepHypRef Expression
1 lautcvr.b . . . 4 𝐵 = (Base‘𝐾)
2 eqid 2765 . . . 4 (lt‘𝐾) = (lt‘𝐾)
3 lautcvr.i . . . 4 𝐼 = (LAut‘𝐾)
41, 2, 3lautlt 35979 . . 3 ((𝐾𝐴 ∧ (𝐹𝐼𝑋𝐵𝑌𝐵)) → (𝑋(lt‘𝐾)𝑌 ↔ (𝐹𝑋)(lt‘𝐾)(𝐹𝑌)))
5 simpll 783 . . . . . . . . 9 (((𝐾𝐴 ∧ (𝐹𝐼𝑋𝐵𝑌𝐵)) ∧ 𝑤𝐵) → 𝐾𝐴)
6 simplr1 1275 . . . . . . . . 9 (((𝐾𝐴 ∧ (𝐹𝐼𝑋𝐵𝑌𝐵)) ∧ 𝑤𝐵) → 𝐹𝐼)
7 simplr2 1277 . . . . . . . . 9 (((𝐾𝐴 ∧ (𝐹𝐼𝑋𝐵𝑌𝐵)) ∧ 𝑤𝐵) → 𝑋𝐵)
8 simpr 477 . . . . . . . . 9 (((𝐾𝐴 ∧ (𝐹𝐼𝑋𝐵𝑌𝐵)) ∧ 𝑤𝐵) → 𝑤𝐵)
91, 2, 3lautlt 35979 . . . . . . . . 9 ((𝐾𝐴 ∧ (𝐹𝐼𝑋𝐵𝑤𝐵)) → (𝑋(lt‘𝐾)𝑤 ↔ (𝐹𝑋)(lt‘𝐾)(𝐹𝑤)))
105, 6, 7, 8, 9syl13anc 1491 . . . . . . . 8 (((𝐾𝐴 ∧ (𝐹𝐼𝑋𝐵𝑌𝐵)) ∧ 𝑤𝐵) → (𝑋(lt‘𝐾)𝑤 ↔ (𝐹𝑋)(lt‘𝐾)(𝐹𝑤)))
11 simplr3 1279 . . . . . . . . 9 (((𝐾𝐴 ∧ (𝐹𝐼𝑋𝐵𝑌𝐵)) ∧ 𝑤𝐵) → 𝑌𝐵)
121, 2, 3lautlt 35979 . . . . . . . . 9 ((𝐾𝐴 ∧ (𝐹𝐼𝑤𝐵𝑌𝐵)) → (𝑤(lt‘𝐾)𝑌 ↔ (𝐹𝑤)(lt‘𝐾)(𝐹𝑌)))
135, 6, 8, 11, 12syl13anc 1491 . . . . . . . 8 (((𝐾𝐴 ∧ (𝐹𝐼𝑋𝐵𝑌𝐵)) ∧ 𝑤𝐵) → (𝑤(lt‘𝐾)𝑌 ↔ (𝐹𝑤)(lt‘𝐾)(𝐹𝑌)))
1410, 13anbi12d 624 . . . . . . 7 (((𝐾𝐴 ∧ (𝐹𝐼𝑋𝐵𝑌𝐵)) ∧ 𝑤𝐵) → ((𝑋(lt‘𝐾)𝑤𝑤(lt‘𝐾)𝑌) ↔ ((𝐹𝑋)(lt‘𝐾)(𝐹𝑤) ∧ (𝐹𝑤)(lt‘𝐾)(𝐹𝑌))))
151, 3lautcl 35975 . . . . . . . . 9 (((𝐾𝐴𝐹𝐼) ∧ 𝑤𝐵) → (𝐹𝑤) ∈ 𝐵)
165, 6, 8, 15syl21anc 866 . . . . . . . 8 (((𝐾𝐴 ∧ (𝐹𝐼𝑋𝐵𝑌𝐵)) ∧ 𝑤𝐵) → (𝐹𝑤) ∈ 𝐵)
17 breq2 4813 . . . . . . . . . . 11 (𝑧 = (𝐹𝑤) → ((𝐹𝑋)(lt‘𝐾)𝑧 ↔ (𝐹𝑋)(lt‘𝐾)(𝐹𝑤)))
18 breq1 4812 . . . . . . . . . . 11 (𝑧 = (𝐹𝑤) → (𝑧(lt‘𝐾)(𝐹𝑌) ↔ (𝐹𝑤)(lt‘𝐾)(𝐹𝑌)))
1917, 18anbi12d 624 . . . . . . . . . 10 (𝑧 = (𝐹𝑤) → (((𝐹𝑋)(lt‘𝐾)𝑧𝑧(lt‘𝐾)(𝐹𝑌)) ↔ ((𝐹𝑋)(lt‘𝐾)(𝐹𝑤) ∧ (𝐹𝑤)(lt‘𝐾)(𝐹𝑌))))
2019rspcev 3461 . . . . . . . . 9 (((𝐹𝑤) ∈ 𝐵 ∧ ((𝐹𝑋)(lt‘𝐾)(𝐹𝑤) ∧ (𝐹𝑤)(lt‘𝐾)(𝐹𝑌))) → ∃𝑧𝐵 ((𝐹𝑋)(lt‘𝐾)𝑧𝑧(lt‘𝐾)(𝐹𝑌)))
2120ex 401 . . . . . . . 8 ((𝐹𝑤) ∈ 𝐵 → (((𝐹𝑋)(lt‘𝐾)(𝐹𝑤) ∧ (𝐹𝑤)(lt‘𝐾)(𝐹𝑌)) → ∃𝑧𝐵 ((𝐹𝑋)(lt‘𝐾)𝑧𝑧(lt‘𝐾)(𝐹𝑌))))
2216, 21syl 17 . . . . . . 7 (((𝐾𝐴 ∧ (𝐹𝐼𝑋𝐵𝑌𝐵)) ∧ 𝑤𝐵) → (((𝐹𝑋)(lt‘𝐾)(𝐹𝑤) ∧ (𝐹𝑤)(lt‘𝐾)(𝐹𝑌)) → ∃𝑧𝐵 ((𝐹𝑋)(lt‘𝐾)𝑧𝑧(lt‘𝐾)(𝐹𝑌))))
2314, 22sylbid 231 . . . . . 6 (((𝐾𝐴 ∧ (𝐹𝐼𝑋𝐵𝑌𝐵)) ∧ 𝑤𝐵) → ((𝑋(lt‘𝐾)𝑤𝑤(lt‘𝐾)𝑌) → ∃𝑧𝐵 ((𝐹𝑋)(lt‘𝐾)𝑧𝑧(lt‘𝐾)(𝐹𝑌))))
2423rexlimdva 3178 . . . . 5 ((𝐾𝐴 ∧ (𝐹𝐼𝑋𝐵𝑌𝐵)) → (∃𝑤𝐵 (𝑋(lt‘𝐾)𝑤𝑤(lt‘𝐾)𝑌) → ∃𝑧𝐵 ((𝐹𝑋)(lt‘𝐾)𝑧𝑧(lt‘𝐾)(𝐹𝑌))))
25 simpll 783 . . . . . . . . . 10 (((𝐾𝐴 ∧ (𝐹𝐼𝑋𝐵𝑌𝐵)) ∧ 𝑧𝐵) → 𝐾𝐴)
26 simplr1 1275 . . . . . . . . . 10 (((𝐾𝐴 ∧ (𝐹𝐼𝑋𝐵𝑌𝐵)) ∧ 𝑧𝐵) → 𝐹𝐼)
27 simplr2 1277 . . . . . . . . . 10 (((𝐾𝐴 ∧ (𝐹𝐼𝑋𝐵𝑌𝐵)) ∧ 𝑧𝐵) → 𝑋𝐵)
281, 3laut1o 35973 . . . . . . . . . . . 12 ((𝐾𝐴𝐹𝐼) → 𝐹:𝐵1-1-onto𝐵)
2925, 26, 28syl2anc 579 . . . . . . . . . . 11 (((𝐾𝐴 ∧ (𝐹𝐼𝑋𝐵𝑌𝐵)) ∧ 𝑧𝐵) → 𝐹:𝐵1-1-onto𝐵)
30 f1ocnvdm 6732 . . . . . . . . . . 11 ((𝐹:𝐵1-1-onto𝐵𝑧𝐵) → (𝐹𝑧) ∈ 𝐵)
3129, 30sylancom 582 . . . . . . . . . 10 (((𝐾𝐴 ∧ (𝐹𝐼𝑋𝐵𝑌𝐵)) ∧ 𝑧𝐵) → (𝐹𝑧) ∈ 𝐵)
321, 2, 3lautlt 35979 . . . . . . . . . 10 ((𝐾𝐴 ∧ (𝐹𝐼𝑋𝐵 ∧ (𝐹𝑧) ∈ 𝐵)) → (𝑋(lt‘𝐾)(𝐹𝑧) ↔ (𝐹𝑋)(lt‘𝐾)(𝐹‘(𝐹𝑧))))
3325, 26, 27, 31, 32syl13anc 1491 . . . . . . . . 9 (((𝐾𝐴 ∧ (𝐹𝐼𝑋𝐵𝑌𝐵)) ∧ 𝑧𝐵) → (𝑋(lt‘𝐾)(𝐹𝑧) ↔ (𝐹𝑋)(lt‘𝐾)(𝐹‘(𝐹𝑧))))
34 f1ocnvfv2 6725 . . . . . . . . . . 11 ((𝐹:𝐵1-1-onto𝐵𝑧𝐵) → (𝐹‘(𝐹𝑧)) = 𝑧)
3529, 34sylancom 582 . . . . . . . . . 10 (((𝐾𝐴 ∧ (𝐹𝐼𝑋𝐵𝑌𝐵)) ∧ 𝑧𝐵) → (𝐹‘(𝐹𝑧)) = 𝑧)
3635breq2d 4821 . . . . . . . . 9 (((𝐾𝐴 ∧ (𝐹𝐼𝑋𝐵𝑌𝐵)) ∧ 𝑧𝐵) → ((𝐹𝑋)(lt‘𝐾)(𝐹‘(𝐹𝑧)) ↔ (𝐹𝑋)(lt‘𝐾)𝑧))
3733, 36bitr2d 271 . . . . . . . 8 (((𝐾𝐴 ∧ (𝐹𝐼𝑋𝐵𝑌𝐵)) ∧ 𝑧𝐵) → ((𝐹𝑋)(lt‘𝐾)𝑧𝑋(lt‘𝐾)(𝐹𝑧)))
38 simplr3 1279 . . . . . . . . . 10 (((𝐾𝐴 ∧ (𝐹𝐼𝑋𝐵𝑌𝐵)) ∧ 𝑧𝐵) → 𝑌𝐵)
391, 2, 3lautlt 35979 . . . . . . . . . 10 ((𝐾𝐴 ∧ (𝐹𝐼 ∧ (𝐹𝑧) ∈ 𝐵𝑌𝐵)) → ((𝐹𝑧)(lt‘𝐾)𝑌 ↔ (𝐹‘(𝐹𝑧))(lt‘𝐾)(𝐹𝑌)))
4025, 26, 31, 38, 39syl13anc 1491 . . . . . . . . 9 (((𝐾𝐴 ∧ (𝐹𝐼𝑋𝐵𝑌𝐵)) ∧ 𝑧𝐵) → ((𝐹𝑧)(lt‘𝐾)𝑌 ↔ (𝐹‘(𝐹𝑧))(lt‘𝐾)(𝐹𝑌)))
4135breq1d 4819 . . . . . . . . 9 (((𝐾𝐴 ∧ (𝐹𝐼𝑋𝐵𝑌𝐵)) ∧ 𝑧𝐵) → ((𝐹‘(𝐹𝑧))(lt‘𝐾)(𝐹𝑌) ↔ 𝑧(lt‘𝐾)(𝐹𝑌)))
4240, 41bitr2d 271 . . . . . . . 8 (((𝐾𝐴 ∧ (𝐹𝐼𝑋𝐵𝑌𝐵)) ∧ 𝑧𝐵) → (𝑧(lt‘𝐾)(𝐹𝑌) ↔ (𝐹𝑧)(lt‘𝐾)𝑌))
4337, 42anbi12d 624 . . . . . . 7 (((𝐾𝐴 ∧ (𝐹𝐼𝑋𝐵𝑌𝐵)) ∧ 𝑧𝐵) → (((𝐹𝑋)(lt‘𝐾)𝑧𝑧(lt‘𝐾)(𝐹𝑌)) ↔ (𝑋(lt‘𝐾)(𝐹𝑧) ∧ (𝐹𝑧)(lt‘𝐾)𝑌)))
44 breq2 4813 . . . . . . . . . . 11 (𝑤 = (𝐹𝑧) → (𝑋(lt‘𝐾)𝑤𝑋(lt‘𝐾)(𝐹𝑧)))
45 breq1 4812 . . . . . . . . . . 11 (𝑤 = (𝐹𝑧) → (𝑤(lt‘𝐾)𝑌 ↔ (𝐹𝑧)(lt‘𝐾)𝑌))
4644, 45anbi12d 624 . . . . . . . . . 10 (𝑤 = (𝐹𝑧) → ((𝑋(lt‘𝐾)𝑤𝑤(lt‘𝐾)𝑌) ↔ (𝑋(lt‘𝐾)(𝐹𝑧) ∧ (𝐹𝑧)(lt‘𝐾)𝑌)))
4746rspcev 3461 . . . . . . . . 9 (((𝐹𝑧) ∈ 𝐵 ∧ (𝑋(lt‘𝐾)(𝐹𝑧) ∧ (𝐹𝑧)(lt‘𝐾)𝑌)) → ∃𝑤𝐵 (𝑋(lt‘𝐾)𝑤𝑤(lt‘𝐾)𝑌))
4847ex 401 . . . . . . . 8 ((𝐹𝑧) ∈ 𝐵 → ((𝑋(lt‘𝐾)(𝐹𝑧) ∧ (𝐹𝑧)(lt‘𝐾)𝑌) → ∃𝑤𝐵 (𝑋(lt‘𝐾)𝑤𝑤(lt‘𝐾)𝑌)))
4931, 48syl 17 . . . . . . 7 (((𝐾𝐴 ∧ (𝐹𝐼𝑋𝐵𝑌𝐵)) ∧ 𝑧𝐵) → ((𝑋(lt‘𝐾)(𝐹𝑧) ∧ (𝐹𝑧)(lt‘𝐾)𝑌) → ∃𝑤𝐵 (𝑋(lt‘𝐾)𝑤𝑤(lt‘𝐾)𝑌)))
5043, 49sylbid 231 . . . . . 6 (((𝐾𝐴 ∧ (𝐹𝐼𝑋𝐵𝑌𝐵)) ∧ 𝑧𝐵) → (((𝐹𝑋)(lt‘𝐾)𝑧𝑧(lt‘𝐾)(𝐹𝑌)) → ∃𝑤𝐵 (𝑋(lt‘𝐾)𝑤𝑤(lt‘𝐾)𝑌)))
5150rexlimdva 3178 . . . . 5 ((𝐾𝐴 ∧ (𝐹𝐼𝑋𝐵𝑌𝐵)) → (∃𝑧𝐵 ((𝐹𝑋)(lt‘𝐾)𝑧𝑧(lt‘𝐾)(𝐹𝑌)) → ∃𝑤𝐵 (𝑋(lt‘𝐾)𝑤𝑤(lt‘𝐾)𝑌)))
5224, 51impbid 203 . . . 4 ((𝐾𝐴 ∧ (𝐹𝐼𝑋𝐵𝑌𝐵)) → (∃𝑤𝐵 (𝑋(lt‘𝐾)𝑤𝑤(lt‘𝐾)𝑌) ↔ ∃𝑧𝐵 ((𝐹𝑋)(lt‘𝐾)𝑧𝑧(lt‘𝐾)(𝐹𝑌))))
5352notbid 309 . . 3 ((𝐾𝐴 ∧ (𝐹𝐼𝑋𝐵𝑌𝐵)) → (¬ ∃𝑤𝐵 (𝑋(lt‘𝐾)𝑤𝑤(lt‘𝐾)𝑌) ↔ ¬ ∃𝑧𝐵 ((𝐹𝑋)(lt‘𝐾)𝑧𝑧(lt‘𝐾)(𝐹𝑌))))
544, 53anbi12d 624 . 2 ((𝐾𝐴 ∧ (𝐹𝐼𝑋𝐵𝑌𝐵)) → ((𝑋(lt‘𝐾)𝑌 ∧ ¬ ∃𝑤𝐵 (𝑋(lt‘𝐾)𝑤𝑤(lt‘𝐾)𝑌)) ↔ ((𝐹𝑋)(lt‘𝐾)(𝐹𝑌) ∧ ¬ ∃𝑧𝐵 ((𝐹𝑋)(lt‘𝐾)𝑧𝑧(lt‘𝐾)(𝐹𝑌)))))
55 lautcvr.c . . . 4 𝐶 = ( ⋖ ‘𝐾)
561, 2, 55cvrval 35157 . . 3 ((𝐾𝐴𝑋𝐵𝑌𝐵) → (𝑋𝐶𝑌 ↔ (𝑋(lt‘𝐾)𝑌 ∧ ¬ ∃𝑤𝐵 (𝑋(lt‘𝐾)𝑤𝑤(lt‘𝐾)𝑌))))
57563adant3r1 1233 . 2 ((𝐾𝐴 ∧ (𝐹𝐼𝑋𝐵𝑌𝐵)) → (𝑋𝐶𝑌 ↔ (𝑋(lt‘𝐾)𝑌 ∧ ¬ ∃𝑤𝐵 (𝑋(lt‘𝐾)𝑤𝑤(lt‘𝐾)𝑌))))
58 simpl 474 . . 3 ((𝐾𝐴 ∧ (𝐹𝐼𝑋𝐵𝑌𝐵)) → 𝐾𝐴)
59 simpr1 1248 . . . 4 ((𝐾𝐴 ∧ (𝐹𝐼𝑋𝐵𝑌𝐵)) → 𝐹𝐼)
60 simpr2 1250 . . . 4 ((𝐾𝐴 ∧ (𝐹𝐼𝑋𝐵𝑌𝐵)) → 𝑋𝐵)
611, 3lautcl 35975 . . . 4 (((𝐾𝐴𝐹𝐼) ∧ 𝑋𝐵) → (𝐹𝑋) ∈ 𝐵)
6258, 59, 60, 61syl21anc 866 . . 3 ((𝐾𝐴 ∧ (𝐹𝐼𝑋𝐵𝑌𝐵)) → (𝐹𝑋) ∈ 𝐵)
63 simpr3 1252 . . . 4 ((𝐾𝐴 ∧ (𝐹𝐼𝑋𝐵𝑌𝐵)) → 𝑌𝐵)
641, 3lautcl 35975 . . . 4 (((𝐾𝐴𝐹𝐼) ∧ 𝑌𝐵) → (𝐹𝑌) ∈ 𝐵)
6558, 59, 63, 64syl21anc 866 . . 3 ((𝐾𝐴 ∧ (𝐹𝐼𝑋𝐵𝑌𝐵)) → (𝐹𝑌) ∈ 𝐵)
661, 2, 55cvrval 35157 . . 3 ((𝐾𝐴 ∧ (𝐹𝑋) ∈ 𝐵 ∧ (𝐹𝑌) ∈ 𝐵) → ((𝐹𝑋)𝐶(𝐹𝑌) ↔ ((𝐹𝑋)(lt‘𝐾)(𝐹𝑌) ∧ ¬ ∃𝑧𝐵 ((𝐹𝑋)(lt‘𝐾)𝑧𝑧(lt‘𝐾)(𝐹𝑌)))))
6758, 62, 65, 66syl3anc 1490 . 2 ((𝐾𝐴 ∧ (𝐹𝐼𝑋𝐵𝑌𝐵)) → ((𝐹𝑋)𝐶(𝐹𝑌) ↔ ((𝐹𝑋)(lt‘𝐾)(𝐹𝑌) ∧ ¬ ∃𝑧𝐵 ((𝐹𝑋)(lt‘𝐾)𝑧𝑧(lt‘𝐾)(𝐹𝑌)))))
6854, 57, 673bitr4d 302 1 ((𝐾𝐴 ∧ (𝐹𝐼𝑋𝐵𝑌𝐵)) → (𝑋𝐶𝑌 ↔ (𝐹𝑋)𝐶(𝐹𝑌)))
Colors of variables: wff setvar class
Syntax hints:  ¬ wn 3  wi 4  wb 197  wa 384  w3a 1107   = wceq 1652  wcel 2155  wrex 3056   class class class wbr 4809  ccnv 5276  1-1-ontowf1o 6067  cfv 6068  Basecbs 16132  ltcplt 17209  ccvr 35150  LAutclaut 35873
This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1890  ax-4 1904  ax-5 2005  ax-6 2070  ax-7 2105  ax-8 2157  ax-9 2164  ax-10 2183  ax-11 2198  ax-12 2211  ax-13 2352  ax-ext 2743  ax-rep 4930  ax-sep 4941  ax-nul 4949  ax-pow 5001  ax-pr 5062  ax-un 7147
This theorem depends on definitions:  df-bi 198  df-an 385  df-or 874  df-3an 1109  df-tru 1656  df-ex 1875  df-nf 1879  df-sb 2063  df-mo 2565  df-eu 2582  df-clab 2752  df-cleq 2758  df-clel 2761  df-nfc 2896  df-ne 2938  df-ral 3060  df-rex 3061  df-reu 3062  df-rab 3064  df-v 3352  df-sbc 3597  df-csb 3692  df-dif 3735  df-un 3737  df-in 3739  df-ss 3746  df-nul 4080  df-if 4244  df-pw 4317  df-sn 4335  df-pr 4337  df-op 4341  df-uni 4595  df-iun 4678  df-br 4810  df-opab 4872  df-mpt 4889  df-id 5185  df-xp 5283  df-rel 5284  df-cnv 5285  df-co 5286  df-dm 5287  df-rn 5288  df-res 5289  df-ima 5290  df-iota 6031  df-fun 6070  df-fn 6071  df-f 6072  df-f1 6073  df-fo 6074  df-f1o 6075  df-fv 6076  df-ov 6845  df-oprab 6846  df-mpt2 6847  df-map 8062  df-plt 17226  df-covers 35154  df-laut 35877
This theorem is referenced by:  ltrncvr  36021
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