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Description: A conjunction property of isomorphism H. TODO: reduce antecedent size; general review for shorter proof. (Contributed by NM, 21-Mar-2014) (New usage is discouraged.)
| Ref | Expression | ||
|---|---|---|---|
| Hypotheses | dihglblem5a.b | ⊢ 𝐵 = ( Base ‘ 𝐾 ) | |
| dihglblem5a.m | ⊢ ∧ = ( meet ‘ 𝐾 ) | ||
| dihglblem5a.h | ⊢ 𝐻 = ( LHyp ‘ 𝐾 ) | ||
| dihglblem5a.i | ⊢ 𝐼 = ( ( DIsoH ‘ 𝐾 ) ‘ 𝑊 ) | ||
| dihglblem5a.l | ⊢ ≤ = ( le ‘ 𝐾 ) | ||
| dihglblem5a.j | ⊢ ∨ = ( join ‘ 𝐾 ) | ||
| dihglblem5a.a | ⊢ 𝐴 = ( Atoms ‘ 𝐾 ) | ||
| dihglblem5a.p | ⊢ 𝑃 = ( ( oc ‘ 𝐾 ) ‘ 𝑊 ) | ||
| dihglblem5a.t | ⊢ 𝑇 = ( ( LTrn ‘ 𝐾 ) ‘ 𝑊 ) | ||
| dihglblem5a.r | ⊢ 𝑅 = ( ( trL ‘ 𝐾 ) ‘ 𝑊 ) | ||
| dihglblem5a.e | ⊢ 𝐸 = ( ( TEndo ‘ 𝐾 ) ‘ 𝑊 ) | ||
| dihglblem5a.g | ⊢ 𝐺 = ( ℩ ℎ ∈ 𝑇 ( ℎ ‘ 𝑃 ) = 𝑞 ) | ||
| dihglblem5a.o | ⊢ 0 = ( ℎ ∈ 𝑇 ↦ ( I ↾ 𝐵 ) ) | ||
| Assertion | dihglblem5apreN | ⊢ ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑋 ∈ 𝐵 ∧ ¬ 𝑋 ≤ 𝑊 ) ) → ( 𝐼 ‘ ( 𝑋 ∧ 𝑊 ) ) = ( ( 𝐼 ‘ 𝑋 ) ∩ ( 𝐼 ‘ 𝑊 ) ) ) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | dihglblem5a.b | ⊢ 𝐵 = ( Base ‘ 𝐾 ) | |
| 2 | dihglblem5a.m | ⊢ ∧ = ( meet ‘ 𝐾 ) | |
| 3 | dihglblem5a.h | ⊢ 𝐻 = ( LHyp ‘ 𝐾 ) | |
| 4 | dihglblem5a.i | ⊢ 𝐼 = ( ( DIsoH ‘ 𝐾 ) ‘ 𝑊 ) | |
| 5 | dihglblem5a.l | ⊢ ≤ = ( le ‘ 𝐾 ) | |
| 6 | dihglblem5a.j | ⊢ ∨ = ( join ‘ 𝐾 ) | |
| 7 | dihglblem5a.a | ⊢ 𝐴 = ( Atoms ‘ 𝐾 ) | |
| 8 | dihglblem5a.p | ⊢ 𝑃 = ( ( oc ‘ 𝐾 ) ‘ 𝑊 ) | |
| 9 | dihglblem5a.t | ⊢ 𝑇 = ( ( LTrn ‘ 𝐾 ) ‘ 𝑊 ) | |
| 10 | dihglblem5a.r | ⊢ 𝑅 = ( ( trL ‘ 𝐾 ) ‘ 𝑊 ) | |
| 11 | dihglblem5a.e | ⊢ 𝐸 = ( ( TEndo ‘ 𝐾 ) ‘ 𝑊 ) | |
| 12 | dihglblem5a.g | ⊢ 𝐺 = ( ℩ ℎ ∈ 𝑇 ( ℎ ‘ 𝑃 ) = 𝑞 ) | |
| 13 | dihglblem5a.o | ⊢ 0 = ( ℎ ∈ 𝑇 ↦ ( I ↾ 𝐵 ) ) | |
| 14 | hllat | ⊢ ( 𝐾 ∈ HL → 𝐾 ∈ Lat ) | |
| 15 | 14 | ad2antrr | ⊢ ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑋 ∈ 𝐵 ∧ ¬ 𝑋 ≤ 𝑊 ) ) → 𝐾 ∈ Lat ) |
| 16 | simprl | ⊢ ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑋 ∈ 𝐵 ∧ ¬ 𝑋 ≤ 𝑊 ) ) → 𝑋 ∈ 𝐵 ) | |
| 17 | 1 3 | lhpbase | ⊢ ( 𝑊 ∈ 𝐻 → 𝑊 ∈ 𝐵 ) |
| 18 | 17 | ad2antlr | ⊢ ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑋 ∈ 𝐵 ∧ ¬ 𝑋 ≤ 𝑊 ) ) → 𝑊 ∈ 𝐵 ) |
| 19 | 1 5 2 | latmle1 | ⊢ ( ( 𝐾 ∈ Lat ∧ 𝑋 ∈ 𝐵 ∧ 𝑊 ∈ 𝐵 ) → ( 𝑋 ∧ 𝑊 ) ≤ 𝑋 ) |
| 20 | 15 16 18 19 | syl3anc | ⊢ ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑋 ∈ 𝐵 ∧ ¬ 𝑋 ≤ 𝑊 ) ) → ( 𝑋 ∧ 𝑊 ) ≤ 𝑋 ) |
| 21 | simpl | ⊢ ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑋 ∈ 𝐵 ∧ ¬ 𝑋 ≤ 𝑊 ) ) → ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ) | |
| 22 | 1 2 | latmcl | ⊢ ( ( 𝐾 ∈ Lat ∧ 𝑋 ∈ 𝐵 ∧ 𝑊 ∈ 𝐵 ) → ( 𝑋 ∧ 𝑊 ) ∈ 𝐵 ) |
| 23 | 15 16 18 22 | syl3anc | ⊢ ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑋 ∈ 𝐵 ∧ ¬ 𝑋 ≤ 𝑊 ) ) → ( 𝑋 ∧ 𝑊 ) ∈ 𝐵 ) |
| 24 | 1 5 3 4 | dihord | ⊢ ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑋 ∧ 𝑊 ) ∈ 𝐵 ∧ 𝑋 ∈ 𝐵 ) → ( ( 𝐼 ‘ ( 𝑋 ∧ 𝑊 ) ) ⊆ ( 𝐼 ‘ 𝑋 ) ↔ ( 𝑋 ∧ 𝑊 ) ≤ 𝑋 ) ) |
| 25 | 21 23 16 24 | syl3anc | ⊢ ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑋 ∈ 𝐵 ∧ ¬ 𝑋 ≤ 𝑊 ) ) → ( ( 𝐼 ‘ ( 𝑋 ∧ 𝑊 ) ) ⊆ ( 𝐼 ‘ 𝑋 ) ↔ ( 𝑋 ∧ 𝑊 ) ≤ 𝑋 ) ) |
| 26 | 20 25 | mpbird | ⊢ ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑋 ∈ 𝐵 ∧ ¬ 𝑋 ≤ 𝑊 ) ) → ( 𝐼 ‘ ( 𝑋 ∧ 𝑊 ) ) ⊆ ( 𝐼 ‘ 𝑋 ) ) |
| 27 | 1 5 2 | latmle2 | ⊢ ( ( 𝐾 ∈ Lat ∧ 𝑋 ∈ 𝐵 ∧ 𝑊 ∈ 𝐵 ) → ( 𝑋 ∧ 𝑊 ) ≤ 𝑊 ) |
| 28 | 15 16 18 27 | syl3anc | ⊢ ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑋 ∈ 𝐵 ∧ ¬ 𝑋 ≤ 𝑊 ) ) → ( 𝑋 ∧ 𝑊 ) ≤ 𝑊 ) |
| 29 | 1 5 3 4 | dihord | ⊢ ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑋 ∧ 𝑊 ) ∈ 𝐵 ∧ 𝑊 ∈ 𝐵 ) → ( ( 𝐼 ‘ ( 𝑋 ∧ 𝑊 ) ) ⊆ ( 𝐼 ‘ 𝑊 ) ↔ ( 𝑋 ∧ 𝑊 ) ≤ 𝑊 ) ) |
| 30 | 21 23 18 29 | syl3anc | ⊢ ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑋 ∈ 𝐵 ∧ ¬ 𝑋 ≤ 𝑊 ) ) → ( ( 𝐼 ‘ ( 𝑋 ∧ 𝑊 ) ) ⊆ ( 𝐼 ‘ 𝑊 ) ↔ ( 𝑋 ∧ 𝑊 ) ≤ 𝑊 ) ) |
| 31 | 28 30 | mpbird | ⊢ ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑋 ∈ 𝐵 ∧ ¬ 𝑋 ≤ 𝑊 ) ) → ( 𝐼 ‘ ( 𝑋 ∧ 𝑊 ) ) ⊆ ( 𝐼 ‘ 𝑊 ) ) |
| 32 | 26 31 | ssind | ⊢ ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑋 ∈ 𝐵 ∧ ¬ 𝑋 ≤ 𝑊 ) ) → ( 𝐼 ‘ ( 𝑋 ∧ 𝑊 ) ) ⊆ ( ( 𝐼 ‘ 𝑋 ) ∩ ( 𝐼 ‘ 𝑊 ) ) ) |
| 33 | 3 4 | dihvalrel | ⊢ ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) → Rel ( 𝐼 ‘ 𝑋 ) ) |
| 34 | relin1 | ⊢ ( Rel ( 𝐼 ‘ 𝑋 ) → Rel ( ( 𝐼 ‘ 𝑋 ) ∩ ( 𝐼 ‘ 𝑊 ) ) ) | |
| 35 | 33 34 | syl | ⊢ ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) → Rel ( ( 𝐼 ‘ 𝑋 ) ∩ ( 𝐼 ‘ 𝑊 ) ) ) |
| 36 | 35 | adantr | ⊢ ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑋 ∈ 𝐵 ∧ ¬ 𝑋 ≤ 𝑊 ) ) → Rel ( ( 𝐼 ‘ 𝑋 ) ∩ ( 𝐼 ‘ 𝑊 ) ) ) |
| 37 | elin | ⊢ ( 〈 𝑓 , 𝑠 〉 ∈ ( ( 𝐼 ‘ 𝑋 ) ∩ ( 𝐼 ‘ 𝑊 ) ) ↔ ( 〈 𝑓 , 𝑠 〉 ∈ ( 𝐼 ‘ 𝑋 ) ∧ 〈 𝑓 , 𝑠 〉 ∈ ( 𝐼 ‘ 𝑊 ) ) ) | |
| 38 | 1 5 6 2 7 3 | lhpmcvr2 | ⊢ ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑋 ∈ 𝐵 ∧ ¬ 𝑋 ≤ 𝑊 ) ) → ∃ 𝑞 ∈ 𝐴 ( ¬ 𝑞 ≤ 𝑊 ∧ ( 𝑞 ∨ ( 𝑋 ∧ 𝑊 ) ) = 𝑋 ) ) |
| 39 | vex | ⊢ 𝑓 ∈ V | |
| 40 | vex | ⊢ 𝑠 ∈ V | |
| 41 | 1 5 6 2 7 3 8 9 10 11 4 12 39 40 | dihopelvalc | ⊢ ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑋 ∈ 𝐵 ∧ ¬ 𝑋 ≤ 𝑊 ) ∧ ( ( 𝑞 ∈ 𝐴 ∧ ¬ 𝑞 ≤ 𝑊 ) ∧ ( 𝑞 ∨ ( 𝑋 ∧ 𝑊 ) ) = 𝑋 ) ) → ( 〈 𝑓 , 𝑠 〉 ∈ ( 𝐼 ‘ 𝑋 ) ↔ ( ( 𝑓 ∈ 𝑇 ∧ 𝑠 ∈ 𝐸 ) ∧ ( 𝑅 ‘ ( 𝑓 ∘ ◡ ( 𝑠 ‘ 𝐺 ) ) ) ≤ 𝑋 ) ) ) |
| 42 | id | ⊢ ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) → ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ) | |
| 43 | 17 | adantl | ⊢ ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) → 𝑊 ∈ 𝐵 ) |
| 44 | 1 5 | latref | ⊢ ( ( 𝐾 ∈ Lat ∧ 𝑊 ∈ 𝐵 ) → 𝑊 ≤ 𝑊 ) |
| 45 | 14 17 44 | syl2an | ⊢ ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) → 𝑊 ≤ 𝑊 ) |
| 46 | 1 5 3 9 10 13 4 | dihopelvalbN | ⊢ ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑊 ∈ 𝐵 ∧ 𝑊 ≤ 𝑊 ) ) → ( 〈 𝑓 , 𝑠 〉 ∈ ( 𝐼 ‘ 𝑊 ) ↔ ( ( 𝑓 ∈ 𝑇 ∧ ( 𝑅 ‘ 𝑓 ) ≤ 𝑊 ) ∧ 𝑠 = 0 ) ) ) |
| 47 | 42 43 45 46 | syl12anc | ⊢ ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) → ( 〈 𝑓 , 𝑠 〉 ∈ ( 𝐼 ‘ 𝑊 ) ↔ ( ( 𝑓 ∈ 𝑇 ∧ ( 𝑅 ‘ 𝑓 ) ≤ 𝑊 ) ∧ 𝑠 = 0 ) ) ) |
| 48 | 47 | 3ad2ant1 | ⊢ ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑋 ∈ 𝐵 ∧ ¬ 𝑋 ≤ 𝑊 ) ∧ ( ( 𝑞 ∈ 𝐴 ∧ ¬ 𝑞 ≤ 𝑊 ) ∧ ( 𝑞 ∨ ( 𝑋 ∧ 𝑊 ) ) = 𝑋 ) ) → ( 〈 𝑓 , 𝑠 〉 ∈ ( 𝐼 ‘ 𝑊 ) ↔ ( ( 𝑓 ∈ 𝑇 ∧ ( 𝑅 ‘ 𝑓 ) ≤ 𝑊 ) ∧ 𝑠 = 0 ) ) ) |
| 49 | 41 48 | anbi12d | ⊢ ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑋 ∈ 𝐵 ∧ ¬ 𝑋 ≤ 𝑊 ) ∧ ( ( 𝑞 ∈ 𝐴 ∧ ¬ 𝑞 ≤ 𝑊 ) ∧ ( 𝑞 ∨ ( 𝑋 ∧ 𝑊 ) ) = 𝑋 ) ) → ( ( 〈 𝑓 , 𝑠 〉 ∈ ( 𝐼 ‘ 𝑋 ) ∧ 〈 𝑓 , 𝑠 〉 ∈ ( 𝐼 ‘ 𝑊 ) ) ↔ ( ( ( 𝑓 ∈ 𝑇 ∧ 𝑠 ∈ 𝐸 ) ∧ ( 𝑅 ‘ ( 𝑓 ∘ ◡ ( 𝑠 ‘ 𝐺 ) ) ) ≤ 𝑋 ) ∧ ( ( 𝑓 ∈ 𝑇 ∧ ( 𝑅 ‘ 𝑓 ) ≤ 𝑊 ) ∧ 𝑠 = 0 ) ) ) ) |
| 50 | simprll | ⊢ ( ( ( ( 𝑓 ∈ 𝑇 ∧ 𝑠 ∈ 𝐸 ) ∧ ( 𝑅 ‘ ( 𝑓 ∘ ◡ ( 𝑠 ‘ 𝐺 ) ) ) ≤ 𝑋 ) ∧ ( ( 𝑓 ∈ 𝑇 ∧ ( 𝑅 ‘ 𝑓 ) ≤ 𝑊 ) ∧ 𝑠 = 0 ) ) → 𝑓 ∈ 𝑇 ) | |
| 51 | 50 | adantl | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑋 ∈ 𝐵 ∧ ¬ 𝑋 ≤ 𝑊 ) ∧ ( ( 𝑞 ∈ 𝐴 ∧ ¬ 𝑞 ≤ 𝑊 ) ∧ ( 𝑞 ∨ ( 𝑋 ∧ 𝑊 ) ) = 𝑋 ) ) ∧ ( ( ( 𝑓 ∈ 𝑇 ∧ 𝑠 ∈ 𝐸 ) ∧ ( 𝑅 ‘ ( 𝑓 ∘ ◡ ( 𝑠 ‘ 𝐺 ) ) ) ≤ 𝑋 ) ∧ ( ( 𝑓 ∈ 𝑇 ∧ ( 𝑅 ‘ 𝑓 ) ≤ 𝑊 ) ∧ 𝑠 = 0 ) ) ) → 𝑓 ∈ 𝑇 ) |
| 52 | simprrr | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑋 ∈ 𝐵 ∧ ¬ 𝑋 ≤ 𝑊 ) ∧ ( ( 𝑞 ∈ 𝐴 ∧ ¬ 𝑞 ≤ 𝑊 ) ∧ ( 𝑞 ∨ ( 𝑋 ∧ 𝑊 ) ) = 𝑋 ) ) ∧ ( ( ( 𝑓 ∈ 𝑇 ∧ 𝑠 ∈ 𝐸 ) ∧ ( 𝑅 ‘ ( 𝑓 ∘ ◡ ( 𝑠 ‘ 𝐺 ) ) ) ≤ 𝑋 ) ∧ ( ( 𝑓 ∈ 𝑇 ∧ ( 𝑅 ‘ 𝑓 ) ≤ 𝑊 ) ∧ 𝑠 = 0 ) ) ) → 𝑠 = 0 ) | |
| 53 | 52 | fveq1d | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑋 ∈ 𝐵 ∧ ¬ 𝑋 ≤ 𝑊 ) ∧ ( ( 𝑞 ∈ 𝐴 ∧ ¬ 𝑞 ≤ 𝑊 ) ∧ ( 𝑞 ∨ ( 𝑋 ∧ 𝑊 ) ) = 𝑋 ) ) ∧ ( ( ( 𝑓 ∈ 𝑇 ∧ 𝑠 ∈ 𝐸 ) ∧ ( 𝑅 ‘ ( 𝑓 ∘ ◡ ( 𝑠 ‘ 𝐺 ) ) ) ≤ 𝑋 ) ∧ ( ( 𝑓 ∈ 𝑇 ∧ ( 𝑅 ‘ 𝑓 ) ≤ 𝑊 ) ∧ 𝑠 = 0 ) ) ) → ( 𝑠 ‘ 𝐺 ) = ( 0 ‘ 𝐺 ) ) |
| 54 | simpl1 | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑋 ∈ 𝐵 ∧ ¬ 𝑋 ≤ 𝑊 ) ∧ ( ( 𝑞 ∈ 𝐴 ∧ ¬ 𝑞 ≤ 𝑊 ) ∧ ( 𝑞 ∨ ( 𝑋 ∧ 𝑊 ) ) = 𝑋 ) ) ∧ ( ( ( 𝑓 ∈ 𝑇 ∧ 𝑠 ∈ 𝐸 ) ∧ ( 𝑅 ‘ ( 𝑓 ∘ ◡ ( 𝑠 ‘ 𝐺 ) ) ) ≤ 𝑋 ) ∧ ( ( 𝑓 ∈ 𝑇 ∧ ( 𝑅 ‘ 𝑓 ) ≤ 𝑊 ) ∧ 𝑠 = 0 ) ) ) → ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ) | |
| 55 | 5 7 3 8 | lhpocnel2 | ⊢ ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) → ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ) |
| 56 | 54 55 | syl | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑋 ∈ 𝐵 ∧ ¬ 𝑋 ≤ 𝑊 ) ∧ ( ( 𝑞 ∈ 𝐴 ∧ ¬ 𝑞 ≤ 𝑊 ) ∧ ( 𝑞 ∨ ( 𝑋 ∧ 𝑊 ) ) = 𝑋 ) ) ∧ ( ( ( 𝑓 ∈ 𝑇 ∧ 𝑠 ∈ 𝐸 ) ∧ ( 𝑅 ‘ ( 𝑓 ∘ ◡ ( 𝑠 ‘ 𝐺 ) ) ) ≤ 𝑋 ) ∧ ( ( 𝑓 ∈ 𝑇 ∧ ( 𝑅 ‘ 𝑓 ) ≤ 𝑊 ) ∧ 𝑠 = 0 ) ) ) → ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ) |
| 57 | simpl3l | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑋 ∈ 𝐵 ∧ ¬ 𝑋 ≤ 𝑊 ) ∧ ( ( 𝑞 ∈ 𝐴 ∧ ¬ 𝑞 ≤ 𝑊 ) ∧ ( 𝑞 ∨ ( 𝑋 ∧ 𝑊 ) ) = 𝑋 ) ) ∧ ( ( ( 𝑓 ∈ 𝑇 ∧ 𝑠 ∈ 𝐸 ) ∧ ( 𝑅 ‘ ( 𝑓 ∘ ◡ ( 𝑠 ‘ 𝐺 ) ) ) ≤ 𝑋 ) ∧ ( ( 𝑓 ∈ 𝑇 ∧ ( 𝑅 ‘ 𝑓 ) ≤ 𝑊 ) ∧ 𝑠 = 0 ) ) ) → ( 𝑞 ∈ 𝐴 ∧ ¬ 𝑞 ≤ 𝑊 ) ) | |
| 58 | 5 7 3 9 12 | ltrniotacl | ⊢ ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ ( 𝑞 ∈ 𝐴 ∧ ¬ 𝑞 ≤ 𝑊 ) ) → 𝐺 ∈ 𝑇 ) |
| 59 | 54 56 57 58 | syl3anc | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑋 ∈ 𝐵 ∧ ¬ 𝑋 ≤ 𝑊 ) ∧ ( ( 𝑞 ∈ 𝐴 ∧ ¬ 𝑞 ≤ 𝑊 ) ∧ ( 𝑞 ∨ ( 𝑋 ∧ 𝑊 ) ) = 𝑋 ) ) ∧ ( ( ( 𝑓 ∈ 𝑇 ∧ 𝑠 ∈ 𝐸 ) ∧ ( 𝑅 ‘ ( 𝑓 ∘ ◡ ( 𝑠 ‘ 𝐺 ) ) ) ≤ 𝑋 ) ∧ ( ( 𝑓 ∈ 𝑇 ∧ ( 𝑅 ‘ 𝑓 ) ≤ 𝑊 ) ∧ 𝑠 = 0 ) ) ) → 𝐺 ∈ 𝑇 ) |
| 60 | 13 1 | tendo02 | ⊢ ( 𝐺 ∈ 𝑇 → ( 0 ‘ 𝐺 ) = ( I ↾ 𝐵 ) ) |
| 61 | 59 60 | syl | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑋 ∈ 𝐵 ∧ ¬ 𝑋 ≤ 𝑊 ) ∧ ( ( 𝑞 ∈ 𝐴 ∧ ¬ 𝑞 ≤ 𝑊 ) ∧ ( 𝑞 ∨ ( 𝑋 ∧ 𝑊 ) ) = 𝑋 ) ) ∧ ( ( ( 𝑓 ∈ 𝑇 ∧ 𝑠 ∈ 𝐸 ) ∧ ( 𝑅 ‘ ( 𝑓 ∘ ◡ ( 𝑠 ‘ 𝐺 ) ) ) ≤ 𝑋 ) ∧ ( ( 𝑓 ∈ 𝑇 ∧ ( 𝑅 ‘ 𝑓 ) ≤ 𝑊 ) ∧ 𝑠 = 0 ) ) ) → ( 0 ‘ 𝐺 ) = ( I ↾ 𝐵 ) ) |
| 62 | 53 61 | eqtrd | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑋 ∈ 𝐵 ∧ ¬ 𝑋 ≤ 𝑊 ) ∧ ( ( 𝑞 ∈ 𝐴 ∧ ¬ 𝑞 ≤ 𝑊 ) ∧ ( 𝑞 ∨ ( 𝑋 ∧ 𝑊 ) ) = 𝑋 ) ) ∧ ( ( ( 𝑓 ∈ 𝑇 ∧ 𝑠 ∈ 𝐸 ) ∧ ( 𝑅 ‘ ( 𝑓 ∘ ◡ ( 𝑠 ‘ 𝐺 ) ) ) ≤ 𝑋 ) ∧ ( ( 𝑓 ∈ 𝑇 ∧ ( 𝑅 ‘ 𝑓 ) ≤ 𝑊 ) ∧ 𝑠 = 0 ) ) ) → ( 𝑠 ‘ 𝐺 ) = ( I ↾ 𝐵 ) ) |
| 63 | 62 | cnveqd | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑋 ∈ 𝐵 ∧ ¬ 𝑋 ≤ 𝑊 ) ∧ ( ( 𝑞 ∈ 𝐴 ∧ ¬ 𝑞 ≤ 𝑊 ) ∧ ( 𝑞 ∨ ( 𝑋 ∧ 𝑊 ) ) = 𝑋 ) ) ∧ ( ( ( 𝑓 ∈ 𝑇 ∧ 𝑠 ∈ 𝐸 ) ∧ ( 𝑅 ‘ ( 𝑓 ∘ ◡ ( 𝑠 ‘ 𝐺 ) ) ) ≤ 𝑋 ) ∧ ( ( 𝑓 ∈ 𝑇 ∧ ( 𝑅 ‘ 𝑓 ) ≤ 𝑊 ) ∧ 𝑠 = 0 ) ) ) → ◡ ( 𝑠 ‘ 𝐺 ) = ◡ ( I ↾ 𝐵 ) ) |
| 64 | cnvresid | ⊢ ◡ ( I ↾ 𝐵 ) = ( I ↾ 𝐵 ) | |
| 65 | 63 64 | eqtrdi | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑋 ∈ 𝐵 ∧ ¬ 𝑋 ≤ 𝑊 ) ∧ ( ( 𝑞 ∈ 𝐴 ∧ ¬ 𝑞 ≤ 𝑊 ) ∧ ( 𝑞 ∨ ( 𝑋 ∧ 𝑊 ) ) = 𝑋 ) ) ∧ ( ( ( 𝑓 ∈ 𝑇 ∧ 𝑠 ∈ 𝐸 ) ∧ ( 𝑅 ‘ ( 𝑓 ∘ ◡ ( 𝑠 ‘ 𝐺 ) ) ) ≤ 𝑋 ) ∧ ( ( 𝑓 ∈ 𝑇 ∧ ( 𝑅 ‘ 𝑓 ) ≤ 𝑊 ) ∧ 𝑠 = 0 ) ) ) → ◡ ( 𝑠 ‘ 𝐺 ) = ( I ↾ 𝐵 ) ) |
| 66 | 65 | coeq2d | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑋 ∈ 𝐵 ∧ ¬ 𝑋 ≤ 𝑊 ) ∧ ( ( 𝑞 ∈ 𝐴 ∧ ¬ 𝑞 ≤ 𝑊 ) ∧ ( 𝑞 ∨ ( 𝑋 ∧ 𝑊 ) ) = 𝑋 ) ) ∧ ( ( ( 𝑓 ∈ 𝑇 ∧ 𝑠 ∈ 𝐸 ) ∧ ( 𝑅 ‘ ( 𝑓 ∘ ◡ ( 𝑠 ‘ 𝐺 ) ) ) ≤ 𝑋 ) ∧ ( ( 𝑓 ∈ 𝑇 ∧ ( 𝑅 ‘ 𝑓 ) ≤ 𝑊 ) ∧ 𝑠 = 0 ) ) ) → ( 𝑓 ∘ ◡ ( 𝑠 ‘ 𝐺 ) ) = ( 𝑓 ∘ ( I ↾ 𝐵 ) ) ) |
| 67 | 1 3 9 | ltrn1o | ⊢ ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ 𝑓 ∈ 𝑇 ) → 𝑓 : 𝐵 –1-1-onto→ 𝐵 ) |
| 68 | 54 51 67 | syl2anc | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑋 ∈ 𝐵 ∧ ¬ 𝑋 ≤ 𝑊 ) ∧ ( ( 𝑞 ∈ 𝐴 ∧ ¬ 𝑞 ≤ 𝑊 ) ∧ ( 𝑞 ∨ ( 𝑋 ∧ 𝑊 ) ) = 𝑋 ) ) ∧ ( ( ( 𝑓 ∈ 𝑇 ∧ 𝑠 ∈ 𝐸 ) ∧ ( 𝑅 ‘ ( 𝑓 ∘ ◡ ( 𝑠 ‘ 𝐺 ) ) ) ≤ 𝑋 ) ∧ ( ( 𝑓 ∈ 𝑇 ∧ ( 𝑅 ‘ 𝑓 ) ≤ 𝑊 ) ∧ 𝑠 = 0 ) ) ) → 𝑓 : 𝐵 –1-1-onto→ 𝐵 ) |
| 69 | f1of | ⊢ ( 𝑓 : 𝐵 –1-1-onto→ 𝐵 → 𝑓 : 𝐵 ⟶ 𝐵 ) | |
| 70 | fcoi1 | ⊢ ( 𝑓 : 𝐵 ⟶ 𝐵 → ( 𝑓 ∘ ( I ↾ 𝐵 ) ) = 𝑓 ) | |
| 71 | 68 69 70 | 3syl | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑋 ∈ 𝐵 ∧ ¬ 𝑋 ≤ 𝑊 ) ∧ ( ( 𝑞 ∈ 𝐴 ∧ ¬ 𝑞 ≤ 𝑊 ) ∧ ( 𝑞 ∨ ( 𝑋 ∧ 𝑊 ) ) = 𝑋 ) ) ∧ ( ( ( 𝑓 ∈ 𝑇 ∧ 𝑠 ∈ 𝐸 ) ∧ ( 𝑅 ‘ ( 𝑓 ∘ ◡ ( 𝑠 ‘ 𝐺 ) ) ) ≤ 𝑋 ) ∧ ( ( 𝑓 ∈ 𝑇 ∧ ( 𝑅 ‘ 𝑓 ) ≤ 𝑊 ) ∧ 𝑠 = 0 ) ) ) → ( 𝑓 ∘ ( I ↾ 𝐵 ) ) = 𝑓 ) |
| 72 | 66 71 | eqtrd | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑋 ∈ 𝐵 ∧ ¬ 𝑋 ≤ 𝑊 ) ∧ ( ( 𝑞 ∈ 𝐴 ∧ ¬ 𝑞 ≤ 𝑊 ) ∧ ( 𝑞 ∨ ( 𝑋 ∧ 𝑊 ) ) = 𝑋 ) ) ∧ ( ( ( 𝑓 ∈ 𝑇 ∧ 𝑠 ∈ 𝐸 ) ∧ ( 𝑅 ‘ ( 𝑓 ∘ ◡ ( 𝑠 ‘ 𝐺 ) ) ) ≤ 𝑋 ) ∧ ( ( 𝑓 ∈ 𝑇 ∧ ( 𝑅 ‘ 𝑓 ) ≤ 𝑊 ) ∧ 𝑠 = 0 ) ) ) → ( 𝑓 ∘ ◡ ( 𝑠 ‘ 𝐺 ) ) = 𝑓 ) |
| 73 | 72 | fveq2d | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑋 ∈ 𝐵 ∧ ¬ 𝑋 ≤ 𝑊 ) ∧ ( ( 𝑞 ∈ 𝐴 ∧ ¬ 𝑞 ≤ 𝑊 ) ∧ ( 𝑞 ∨ ( 𝑋 ∧ 𝑊 ) ) = 𝑋 ) ) ∧ ( ( ( 𝑓 ∈ 𝑇 ∧ 𝑠 ∈ 𝐸 ) ∧ ( 𝑅 ‘ ( 𝑓 ∘ ◡ ( 𝑠 ‘ 𝐺 ) ) ) ≤ 𝑋 ) ∧ ( ( 𝑓 ∈ 𝑇 ∧ ( 𝑅 ‘ 𝑓 ) ≤ 𝑊 ) ∧ 𝑠 = 0 ) ) ) → ( 𝑅 ‘ ( 𝑓 ∘ ◡ ( 𝑠 ‘ 𝐺 ) ) ) = ( 𝑅 ‘ 𝑓 ) ) |
| 74 | simprlr | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑋 ∈ 𝐵 ∧ ¬ 𝑋 ≤ 𝑊 ) ∧ ( ( 𝑞 ∈ 𝐴 ∧ ¬ 𝑞 ≤ 𝑊 ) ∧ ( 𝑞 ∨ ( 𝑋 ∧ 𝑊 ) ) = 𝑋 ) ) ∧ ( ( ( 𝑓 ∈ 𝑇 ∧ 𝑠 ∈ 𝐸 ) ∧ ( 𝑅 ‘ ( 𝑓 ∘ ◡ ( 𝑠 ‘ 𝐺 ) ) ) ≤ 𝑋 ) ∧ ( ( 𝑓 ∈ 𝑇 ∧ ( 𝑅 ‘ 𝑓 ) ≤ 𝑊 ) ∧ 𝑠 = 0 ) ) ) → ( 𝑅 ‘ ( 𝑓 ∘ ◡ ( 𝑠 ‘ 𝐺 ) ) ) ≤ 𝑋 ) | |
| 75 | 73 74 | eqbrtrrd | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑋 ∈ 𝐵 ∧ ¬ 𝑋 ≤ 𝑊 ) ∧ ( ( 𝑞 ∈ 𝐴 ∧ ¬ 𝑞 ≤ 𝑊 ) ∧ ( 𝑞 ∨ ( 𝑋 ∧ 𝑊 ) ) = 𝑋 ) ) ∧ ( ( ( 𝑓 ∈ 𝑇 ∧ 𝑠 ∈ 𝐸 ) ∧ ( 𝑅 ‘ ( 𝑓 ∘ ◡ ( 𝑠 ‘ 𝐺 ) ) ) ≤ 𝑋 ) ∧ ( ( 𝑓 ∈ 𝑇 ∧ ( 𝑅 ‘ 𝑓 ) ≤ 𝑊 ) ∧ 𝑠 = 0 ) ) ) → ( 𝑅 ‘ 𝑓 ) ≤ 𝑋 ) |
| 76 | 5 3 9 10 | trlle | ⊢ ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ 𝑓 ∈ 𝑇 ) → ( 𝑅 ‘ 𝑓 ) ≤ 𝑊 ) |
| 77 | 54 51 76 | syl2anc | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑋 ∈ 𝐵 ∧ ¬ 𝑋 ≤ 𝑊 ) ∧ ( ( 𝑞 ∈ 𝐴 ∧ ¬ 𝑞 ≤ 𝑊 ) ∧ ( 𝑞 ∨ ( 𝑋 ∧ 𝑊 ) ) = 𝑋 ) ) ∧ ( ( ( 𝑓 ∈ 𝑇 ∧ 𝑠 ∈ 𝐸 ) ∧ ( 𝑅 ‘ ( 𝑓 ∘ ◡ ( 𝑠 ‘ 𝐺 ) ) ) ≤ 𝑋 ) ∧ ( ( 𝑓 ∈ 𝑇 ∧ ( 𝑅 ‘ 𝑓 ) ≤ 𝑊 ) ∧ 𝑠 = 0 ) ) ) → ( 𝑅 ‘ 𝑓 ) ≤ 𝑊 ) |
| 78 | simpl1l | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑋 ∈ 𝐵 ∧ ¬ 𝑋 ≤ 𝑊 ) ∧ ( ( 𝑞 ∈ 𝐴 ∧ ¬ 𝑞 ≤ 𝑊 ) ∧ ( 𝑞 ∨ ( 𝑋 ∧ 𝑊 ) ) = 𝑋 ) ) ∧ ( ( ( 𝑓 ∈ 𝑇 ∧ 𝑠 ∈ 𝐸 ) ∧ ( 𝑅 ‘ ( 𝑓 ∘ ◡ ( 𝑠 ‘ 𝐺 ) ) ) ≤ 𝑋 ) ∧ ( ( 𝑓 ∈ 𝑇 ∧ ( 𝑅 ‘ 𝑓 ) ≤ 𝑊 ) ∧ 𝑠 = 0 ) ) ) → 𝐾 ∈ HL ) | |
| 79 | 78 | hllatd | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑋 ∈ 𝐵 ∧ ¬ 𝑋 ≤ 𝑊 ) ∧ ( ( 𝑞 ∈ 𝐴 ∧ ¬ 𝑞 ≤ 𝑊 ) ∧ ( 𝑞 ∨ ( 𝑋 ∧ 𝑊 ) ) = 𝑋 ) ) ∧ ( ( ( 𝑓 ∈ 𝑇 ∧ 𝑠 ∈ 𝐸 ) ∧ ( 𝑅 ‘ ( 𝑓 ∘ ◡ ( 𝑠 ‘ 𝐺 ) ) ) ≤ 𝑋 ) ∧ ( ( 𝑓 ∈ 𝑇 ∧ ( 𝑅 ‘ 𝑓 ) ≤ 𝑊 ) ∧ 𝑠 = 0 ) ) ) → 𝐾 ∈ Lat ) |
| 80 | 1 3 9 10 | trlcl | ⊢ ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ 𝑓 ∈ 𝑇 ) → ( 𝑅 ‘ 𝑓 ) ∈ 𝐵 ) |
| 81 | 54 51 80 | syl2anc | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑋 ∈ 𝐵 ∧ ¬ 𝑋 ≤ 𝑊 ) ∧ ( ( 𝑞 ∈ 𝐴 ∧ ¬ 𝑞 ≤ 𝑊 ) ∧ ( 𝑞 ∨ ( 𝑋 ∧ 𝑊 ) ) = 𝑋 ) ) ∧ ( ( ( 𝑓 ∈ 𝑇 ∧ 𝑠 ∈ 𝐸 ) ∧ ( 𝑅 ‘ ( 𝑓 ∘ ◡ ( 𝑠 ‘ 𝐺 ) ) ) ≤ 𝑋 ) ∧ ( ( 𝑓 ∈ 𝑇 ∧ ( 𝑅 ‘ 𝑓 ) ≤ 𝑊 ) ∧ 𝑠 = 0 ) ) ) → ( 𝑅 ‘ 𝑓 ) ∈ 𝐵 ) |
| 82 | simpl2l | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑋 ∈ 𝐵 ∧ ¬ 𝑋 ≤ 𝑊 ) ∧ ( ( 𝑞 ∈ 𝐴 ∧ ¬ 𝑞 ≤ 𝑊 ) ∧ ( 𝑞 ∨ ( 𝑋 ∧ 𝑊 ) ) = 𝑋 ) ) ∧ ( ( ( 𝑓 ∈ 𝑇 ∧ 𝑠 ∈ 𝐸 ) ∧ ( 𝑅 ‘ ( 𝑓 ∘ ◡ ( 𝑠 ‘ 𝐺 ) ) ) ≤ 𝑋 ) ∧ ( ( 𝑓 ∈ 𝑇 ∧ ( 𝑅 ‘ 𝑓 ) ≤ 𝑊 ) ∧ 𝑠 = 0 ) ) ) → 𝑋 ∈ 𝐵 ) | |
| 83 | simpl1r | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑋 ∈ 𝐵 ∧ ¬ 𝑋 ≤ 𝑊 ) ∧ ( ( 𝑞 ∈ 𝐴 ∧ ¬ 𝑞 ≤ 𝑊 ) ∧ ( 𝑞 ∨ ( 𝑋 ∧ 𝑊 ) ) = 𝑋 ) ) ∧ ( ( ( 𝑓 ∈ 𝑇 ∧ 𝑠 ∈ 𝐸 ) ∧ ( 𝑅 ‘ ( 𝑓 ∘ ◡ ( 𝑠 ‘ 𝐺 ) ) ) ≤ 𝑋 ) ∧ ( ( 𝑓 ∈ 𝑇 ∧ ( 𝑅 ‘ 𝑓 ) ≤ 𝑊 ) ∧ 𝑠 = 0 ) ) ) → 𝑊 ∈ 𝐻 ) | |
| 84 | 83 17 | syl | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑋 ∈ 𝐵 ∧ ¬ 𝑋 ≤ 𝑊 ) ∧ ( ( 𝑞 ∈ 𝐴 ∧ ¬ 𝑞 ≤ 𝑊 ) ∧ ( 𝑞 ∨ ( 𝑋 ∧ 𝑊 ) ) = 𝑋 ) ) ∧ ( ( ( 𝑓 ∈ 𝑇 ∧ 𝑠 ∈ 𝐸 ) ∧ ( 𝑅 ‘ ( 𝑓 ∘ ◡ ( 𝑠 ‘ 𝐺 ) ) ) ≤ 𝑋 ) ∧ ( ( 𝑓 ∈ 𝑇 ∧ ( 𝑅 ‘ 𝑓 ) ≤ 𝑊 ) ∧ 𝑠 = 0 ) ) ) → 𝑊 ∈ 𝐵 ) |
| 85 | 1 5 2 | latlem12 | ⊢ ( ( 𝐾 ∈ Lat ∧ ( ( 𝑅 ‘ 𝑓 ) ∈ 𝐵 ∧ 𝑋 ∈ 𝐵 ∧ 𝑊 ∈ 𝐵 ) ) → ( ( ( 𝑅 ‘ 𝑓 ) ≤ 𝑋 ∧ ( 𝑅 ‘ 𝑓 ) ≤ 𝑊 ) ↔ ( 𝑅 ‘ 𝑓 ) ≤ ( 𝑋 ∧ 𝑊 ) ) ) |
| 86 | 79 81 82 84 85 | syl13anc | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑋 ∈ 𝐵 ∧ ¬ 𝑋 ≤ 𝑊 ) ∧ ( ( 𝑞 ∈ 𝐴 ∧ ¬ 𝑞 ≤ 𝑊 ) ∧ ( 𝑞 ∨ ( 𝑋 ∧ 𝑊 ) ) = 𝑋 ) ) ∧ ( ( ( 𝑓 ∈ 𝑇 ∧ 𝑠 ∈ 𝐸 ) ∧ ( 𝑅 ‘ ( 𝑓 ∘ ◡ ( 𝑠 ‘ 𝐺 ) ) ) ≤ 𝑋 ) ∧ ( ( 𝑓 ∈ 𝑇 ∧ ( 𝑅 ‘ 𝑓 ) ≤ 𝑊 ) ∧ 𝑠 = 0 ) ) ) → ( ( ( 𝑅 ‘ 𝑓 ) ≤ 𝑋 ∧ ( 𝑅 ‘ 𝑓 ) ≤ 𝑊 ) ↔ ( 𝑅 ‘ 𝑓 ) ≤ ( 𝑋 ∧ 𝑊 ) ) ) |
| 87 | 75 77 86 | mpbi2and | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑋 ∈ 𝐵 ∧ ¬ 𝑋 ≤ 𝑊 ) ∧ ( ( 𝑞 ∈ 𝐴 ∧ ¬ 𝑞 ≤ 𝑊 ) ∧ ( 𝑞 ∨ ( 𝑋 ∧ 𝑊 ) ) = 𝑋 ) ) ∧ ( ( ( 𝑓 ∈ 𝑇 ∧ 𝑠 ∈ 𝐸 ) ∧ ( 𝑅 ‘ ( 𝑓 ∘ ◡ ( 𝑠 ‘ 𝐺 ) ) ) ≤ 𝑋 ) ∧ ( ( 𝑓 ∈ 𝑇 ∧ ( 𝑅 ‘ 𝑓 ) ≤ 𝑊 ) ∧ 𝑠 = 0 ) ) ) → ( 𝑅 ‘ 𝑓 ) ≤ ( 𝑋 ∧ 𝑊 ) ) |
| 88 | 51 87 | jca | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑋 ∈ 𝐵 ∧ ¬ 𝑋 ≤ 𝑊 ) ∧ ( ( 𝑞 ∈ 𝐴 ∧ ¬ 𝑞 ≤ 𝑊 ) ∧ ( 𝑞 ∨ ( 𝑋 ∧ 𝑊 ) ) = 𝑋 ) ) ∧ ( ( ( 𝑓 ∈ 𝑇 ∧ 𝑠 ∈ 𝐸 ) ∧ ( 𝑅 ‘ ( 𝑓 ∘ ◡ ( 𝑠 ‘ 𝐺 ) ) ) ≤ 𝑋 ) ∧ ( ( 𝑓 ∈ 𝑇 ∧ ( 𝑅 ‘ 𝑓 ) ≤ 𝑊 ) ∧ 𝑠 = 0 ) ) ) → ( 𝑓 ∈ 𝑇 ∧ ( 𝑅 ‘ 𝑓 ) ≤ ( 𝑋 ∧ 𝑊 ) ) ) |
| 89 | 79 82 84 22 | syl3anc | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑋 ∈ 𝐵 ∧ ¬ 𝑋 ≤ 𝑊 ) ∧ ( ( 𝑞 ∈ 𝐴 ∧ ¬ 𝑞 ≤ 𝑊 ) ∧ ( 𝑞 ∨ ( 𝑋 ∧ 𝑊 ) ) = 𝑋 ) ) ∧ ( ( ( 𝑓 ∈ 𝑇 ∧ 𝑠 ∈ 𝐸 ) ∧ ( 𝑅 ‘ ( 𝑓 ∘ ◡ ( 𝑠 ‘ 𝐺 ) ) ) ≤ 𝑋 ) ∧ ( ( 𝑓 ∈ 𝑇 ∧ ( 𝑅 ‘ 𝑓 ) ≤ 𝑊 ) ∧ 𝑠 = 0 ) ) ) → ( 𝑋 ∧ 𝑊 ) ∈ 𝐵 ) |
| 90 | 79 82 84 27 | syl3anc | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑋 ∈ 𝐵 ∧ ¬ 𝑋 ≤ 𝑊 ) ∧ ( ( 𝑞 ∈ 𝐴 ∧ ¬ 𝑞 ≤ 𝑊 ) ∧ ( 𝑞 ∨ ( 𝑋 ∧ 𝑊 ) ) = 𝑋 ) ) ∧ ( ( ( 𝑓 ∈ 𝑇 ∧ 𝑠 ∈ 𝐸 ) ∧ ( 𝑅 ‘ ( 𝑓 ∘ ◡ ( 𝑠 ‘ 𝐺 ) ) ) ≤ 𝑋 ) ∧ ( ( 𝑓 ∈ 𝑇 ∧ ( 𝑅 ‘ 𝑓 ) ≤ 𝑊 ) ∧ 𝑠 = 0 ) ) ) → ( 𝑋 ∧ 𝑊 ) ≤ 𝑊 ) |
| 91 | 1 5 3 9 10 13 4 | dihopelvalbN | ⊢ ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( ( 𝑋 ∧ 𝑊 ) ∈ 𝐵 ∧ ( 𝑋 ∧ 𝑊 ) ≤ 𝑊 ) ) → ( 〈 𝑓 , 𝑠 〉 ∈ ( 𝐼 ‘ ( 𝑋 ∧ 𝑊 ) ) ↔ ( ( 𝑓 ∈ 𝑇 ∧ ( 𝑅 ‘ 𝑓 ) ≤ ( 𝑋 ∧ 𝑊 ) ) ∧ 𝑠 = 0 ) ) ) |
| 92 | 54 89 90 91 | syl12anc | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑋 ∈ 𝐵 ∧ ¬ 𝑋 ≤ 𝑊 ) ∧ ( ( 𝑞 ∈ 𝐴 ∧ ¬ 𝑞 ≤ 𝑊 ) ∧ ( 𝑞 ∨ ( 𝑋 ∧ 𝑊 ) ) = 𝑋 ) ) ∧ ( ( ( 𝑓 ∈ 𝑇 ∧ 𝑠 ∈ 𝐸 ) ∧ ( 𝑅 ‘ ( 𝑓 ∘ ◡ ( 𝑠 ‘ 𝐺 ) ) ) ≤ 𝑋 ) ∧ ( ( 𝑓 ∈ 𝑇 ∧ ( 𝑅 ‘ 𝑓 ) ≤ 𝑊 ) ∧ 𝑠 = 0 ) ) ) → ( 〈 𝑓 , 𝑠 〉 ∈ ( 𝐼 ‘ ( 𝑋 ∧ 𝑊 ) ) ↔ ( ( 𝑓 ∈ 𝑇 ∧ ( 𝑅 ‘ 𝑓 ) ≤ ( 𝑋 ∧ 𝑊 ) ) ∧ 𝑠 = 0 ) ) ) |
| 93 | 88 52 92 | mpbir2and | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑋 ∈ 𝐵 ∧ ¬ 𝑋 ≤ 𝑊 ) ∧ ( ( 𝑞 ∈ 𝐴 ∧ ¬ 𝑞 ≤ 𝑊 ) ∧ ( 𝑞 ∨ ( 𝑋 ∧ 𝑊 ) ) = 𝑋 ) ) ∧ ( ( ( 𝑓 ∈ 𝑇 ∧ 𝑠 ∈ 𝐸 ) ∧ ( 𝑅 ‘ ( 𝑓 ∘ ◡ ( 𝑠 ‘ 𝐺 ) ) ) ≤ 𝑋 ) ∧ ( ( 𝑓 ∈ 𝑇 ∧ ( 𝑅 ‘ 𝑓 ) ≤ 𝑊 ) ∧ 𝑠 = 0 ) ) ) → 〈 𝑓 , 𝑠 〉 ∈ ( 𝐼 ‘ ( 𝑋 ∧ 𝑊 ) ) ) |
| 94 | 93 | ex | ⊢ ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑋 ∈ 𝐵 ∧ ¬ 𝑋 ≤ 𝑊 ) ∧ ( ( 𝑞 ∈ 𝐴 ∧ ¬ 𝑞 ≤ 𝑊 ) ∧ ( 𝑞 ∨ ( 𝑋 ∧ 𝑊 ) ) = 𝑋 ) ) → ( ( ( ( 𝑓 ∈ 𝑇 ∧ 𝑠 ∈ 𝐸 ) ∧ ( 𝑅 ‘ ( 𝑓 ∘ ◡ ( 𝑠 ‘ 𝐺 ) ) ) ≤ 𝑋 ) ∧ ( ( 𝑓 ∈ 𝑇 ∧ ( 𝑅 ‘ 𝑓 ) ≤ 𝑊 ) ∧ 𝑠 = 0 ) ) → 〈 𝑓 , 𝑠 〉 ∈ ( 𝐼 ‘ ( 𝑋 ∧ 𝑊 ) ) ) ) |
| 95 | 49 94 | sylbid | ⊢ ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑋 ∈ 𝐵 ∧ ¬ 𝑋 ≤ 𝑊 ) ∧ ( ( 𝑞 ∈ 𝐴 ∧ ¬ 𝑞 ≤ 𝑊 ) ∧ ( 𝑞 ∨ ( 𝑋 ∧ 𝑊 ) ) = 𝑋 ) ) → ( ( 〈 𝑓 , 𝑠 〉 ∈ ( 𝐼 ‘ 𝑋 ) ∧ 〈 𝑓 , 𝑠 〉 ∈ ( 𝐼 ‘ 𝑊 ) ) → 〈 𝑓 , 𝑠 〉 ∈ ( 𝐼 ‘ ( 𝑋 ∧ 𝑊 ) ) ) ) |
| 96 | 95 | 3expia | ⊢ ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑋 ∈ 𝐵 ∧ ¬ 𝑋 ≤ 𝑊 ) ) → ( ( ( 𝑞 ∈ 𝐴 ∧ ¬ 𝑞 ≤ 𝑊 ) ∧ ( 𝑞 ∨ ( 𝑋 ∧ 𝑊 ) ) = 𝑋 ) → ( ( 〈 𝑓 , 𝑠 〉 ∈ ( 𝐼 ‘ 𝑋 ) ∧ 〈 𝑓 , 𝑠 〉 ∈ ( 𝐼 ‘ 𝑊 ) ) → 〈 𝑓 , 𝑠 〉 ∈ ( 𝐼 ‘ ( 𝑋 ∧ 𝑊 ) ) ) ) ) |
| 97 | 96 | exp4c | ⊢ ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑋 ∈ 𝐵 ∧ ¬ 𝑋 ≤ 𝑊 ) ) → ( 𝑞 ∈ 𝐴 → ( ¬ 𝑞 ≤ 𝑊 → ( ( 𝑞 ∨ ( 𝑋 ∧ 𝑊 ) ) = 𝑋 → ( ( 〈 𝑓 , 𝑠 〉 ∈ ( 𝐼 ‘ 𝑋 ) ∧ 〈 𝑓 , 𝑠 〉 ∈ ( 𝐼 ‘ 𝑊 ) ) → 〈 𝑓 , 𝑠 〉 ∈ ( 𝐼 ‘ ( 𝑋 ∧ 𝑊 ) ) ) ) ) ) ) |
| 98 | 97 | imp4a | ⊢ ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑋 ∈ 𝐵 ∧ ¬ 𝑋 ≤ 𝑊 ) ) → ( 𝑞 ∈ 𝐴 → ( ( ¬ 𝑞 ≤ 𝑊 ∧ ( 𝑞 ∨ ( 𝑋 ∧ 𝑊 ) ) = 𝑋 ) → ( ( 〈 𝑓 , 𝑠 〉 ∈ ( 𝐼 ‘ 𝑋 ) ∧ 〈 𝑓 , 𝑠 〉 ∈ ( 𝐼 ‘ 𝑊 ) ) → 〈 𝑓 , 𝑠 〉 ∈ ( 𝐼 ‘ ( 𝑋 ∧ 𝑊 ) ) ) ) ) ) |
| 99 | 98 | rexlimdv | ⊢ ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑋 ∈ 𝐵 ∧ ¬ 𝑋 ≤ 𝑊 ) ) → ( ∃ 𝑞 ∈ 𝐴 ( ¬ 𝑞 ≤ 𝑊 ∧ ( 𝑞 ∨ ( 𝑋 ∧ 𝑊 ) ) = 𝑋 ) → ( ( 〈 𝑓 , 𝑠 〉 ∈ ( 𝐼 ‘ 𝑋 ) ∧ 〈 𝑓 , 𝑠 〉 ∈ ( 𝐼 ‘ 𝑊 ) ) → 〈 𝑓 , 𝑠 〉 ∈ ( 𝐼 ‘ ( 𝑋 ∧ 𝑊 ) ) ) ) ) |
| 100 | 38 99 | mpd | ⊢ ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑋 ∈ 𝐵 ∧ ¬ 𝑋 ≤ 𝑊 ) ) → ( ( 〈 𝑓 , 𝑠 〉 ∈ ( 𝐼 ‘ 𝑋 ) ∧ 〈 𝑓 , 𝑠 〉 ∈ ( 𝐼 ‘ 𝑊 ) ) → 〈 𝑓 , 𝑠 〉 ∈ ( 𝐼 ‘ ( 𝑋 ∧ 𝑊 ) ) ) ) |
| 101 | 37 100 | biimtrid | ⊢ ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑋 ∈ 𝐵 ∧ ¬ 𝑋 ≤ 𝑊 ) ) → ( 〈 𝑓 , 𝑠 〉 ∈ ( ( 𝐼 ‘ 𝑋 ) ∩ ( 𝐼 ‘ 𝑊 ) ) → 〈 𝑓 , 𝑠 〉 ∈ ( 𝐼 ‘ ( 𝑋 ∧ 𝑊 ) ) ) ) |
| 102 | 36 101 | relssdv | ⊢ ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑋 ∈ 𝐵 ∧ ¬ 𝑋 ≤ 𝑊 ) ) → ( ( 𝐼 ‘ 𝑋 ) ∩ ( 𝐼 ‘ 𝑊 ) ) ⊆ ( 𝐼 ‘ ( 𝑋 ∧ 𝑊 ) ) ) |
| 103 | 32 102 | eqssd | ⊢ ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑋 ∈ 𝐵 ∧ ¬ 𝑋 ≤ 𝑊 ) ) → ( 𝐼 ‘ ( 𝑋 ∧ 𝑊 ) ) = ( ( 𝐼 ‘ 𝑋 ) ∩ ( 𝐼 ‘ 𝑊 ) ) ) |