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Description: Part of Lemma K of Crawley p. 118. Line 11, p. 120, "tau is in Delta" i.e. U is a trace-preserving endormorphism. (Contributed by NM, 31-Jul-2013)
| Ref | Expression | ||
|---|---|---|---|
| Hypotheses | cdlemk5.b | ⊢ 𝐵 = ( Base ‘ 𝐾 ) | |
| cdlemk5.l | ⊢ ≤ = ( le ‘ 𝐾 ) | ||
| cdlemk5.j | ⊢ ∨ = ( join ‘ 𝐾 ) | ||
| cdlemk5.m | ⊢ ∧ = ( meet ‘ 𝐾 ) | ||
| cdlemk5.a | ⊢ 𝐴 = ( Atoms ‘ 𝐾 ) | ||
| cdlemk5.h | ⊢ 𝐻 = ( LHyp ‘ 𝐾 ) | ||
| cdlemk5.t | ⊢ 𝑇 = ( ( LTrn ‘ 𝐾 ) ‘ 𝑊 ) | ||
| cdlemk5.r | ⊢ 𝑅 = ( ( trL ‘ 𝐾 ) ‘ 𝑊 ) | ||
| cdlemk5.z | ⊢ 𝑍 = ( ( 𝑃 ∨ ( 𝑅 ‘ 𝑏 ) ) ∧ ( ( 𝑁 ‘ 𝑃 ) ∨ ( 𝑅 ‘ ( 𝑏 ∘ ◡ 𝐹 ) ) ) ) | ||
| cdlemk5.y | ⊢ 𝑌 = ( ( 𝑃 ∨ ( 𝑅 ‘ 𝑔 ) ) ∧ ( 𝑍 ∨ ( 𝑅 ‘ ( 𝑔 ∘ ◡ 𝑏 ) ) ) ) | ||
| cdlemk5.x | ⊢ 𝑋 = ( ℩ 𝑧 ∈ 𝑇 ∀ 𝑏 ∈ 𝑇 ( ( 𝑏 ≠ ( I ↾ 𝐵 ) ∧ ( 𝑅 ‘ 𝑏 ) ≠ ( 𝑅 ‘ 𝐹 ) ∧ ( 𝑅 ‘ 𝑏 ) ≠ ( 𝑅 ‘ 𝑔 ) ) → ( 𝑧 ‘ 𝑃 ) = 𝑌 ) ) | ||
| cdlemk5.u | ⊢ 𝑈 = ( 𝑔 ∈ 𝑇 ↦ if ( 𝐹 = 𝑁 , 𝑔 , 𝑋 ) ) | ||
| cdlemk5.e | ⊢ 𝐸 = ( ( TEndo ‘ 𝐾 ) ‘ 𝑊 ) | ||
| Assertion | cdlemk56 | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ 𝐹 ∈ 𝑇 ∧ 𝑁 ∈ 𝑇 ) ∧ ( 𝑅 ‘ 𝐹 ) = ( 𝑅 ‘ 𝑁 ) ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ) → 𝑈 ∈ 𝐸 ) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | cdlemk5.b | ⊢ 𝐵 = ( Base ‘ 𝐾 ) | |
| 2 | cdlemk5.l | ⊢ ≤ = ( le ‘ 𝐾 ) | |
| 3 | cdlemk5.j | ⊢ ∨ = ( join ‘ 𝐾 ) | |
| 4 | cdlemk5.m | ⊢ ∧ = ( meet ‘ 𝐾 ) | |
| 5 | cdlemk5.a | ⊢ 𝐴 = ( Atoms ‘ 𝐾 ) | |
| 6 | cdlemk5.h | ⊢ 𝐻 = ( LHyp ‘ 𝐾 ) | |
| 7 | cdlemk5.t | ⊢ 𝑇 = ( ( LTrn ‘ 𝐾 ) ‘ 𝑊 ) | |
| 8 | cdlemk5.r | ⊢ 𝑅 = ( ( trL ‘ 𝐾 ) ‘ 𝑊 ) | |
| 9 | cdlemk5.z | ⊢ 𝑍 = ( ( 𝑃 ∨ ( 𝑅 ‘ 𝑏 ) ) ∧ ( ( 𝑁 ‘ 𝑃 ) ∨ ( 𝑅 ‘ ( 𝑏 ∘ ◡ 𝐹 ) ) ) ) | |
| 10 | cdlemk5.y | ⊢ 𝑌 = ( ( 𝑃 ∨ ( 𝑅 ‘ 𝑔 ) ) ∧ ( 𝑍 ∨ ( 𝑅 ‘ ( 𝑔 ∘ ◡ 𝑏 ) ) ) ) | |
| 11 | cdlemk5.x | ⊢ 𝑋 = ( ℩ 𝑧 ∈ 𝑇 ∀ 𝑏 ∈ 𝑇 ( ( 𝑏 ≠ ( I ↾ 𝐵 ) ∧ ( 𝑅 ‘ 𝑏 ) ≠ ( 𝑅 ‘ 𝐹 ) ∧ ( 𝑅 ‘ 𝑏 ) ≠ ( 𝑅 ‘ 𝑔 ) ) → ( 𝑧 ‘ 𝑃 ) = 𝑌 ) ) | |
| 12 | cdlemk5.u | ⊢ 𝑈 = ( 𝑔 ∈ 𝑇 ↦ if ( 𝐹 = 𝑁 , 𝑔 , 𝑋 ) ) | |
| 13 | cdlemk5.e | ⊢ 𝐸 = ( ( TEndo ‘ 𝐾 ) ‘ 𝑊 ) | |
| 14 | simp11 | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ 𝐹 ∈ 𝑇 ∧ 𝑁 ∈ 𝑇 ) ∧ ( 𝑅 ‘ 𝐹 ) = ( 𝑅 ‘ 𝑁 ) ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ) → ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ) | |
| 15 | vex | ⊢ 𝑔 ∈ V | |
| 16 | riotaex | ⊢ ( ℩ 𝑧 ∈ 𝑇 ∀ 𝑏 ∈ 𝑇 ( ( 𝑏 ≠ ( I ↾ 𝐵 ) ∧ ( 𝑅 ‘ 𝑏 ) ≠ ( 𝑅 ‘ 𝐹 ) ∧ ( 𝑅 ‘ 𝑏 ) ≠ ( 𝑅 ‘ 𝑔 ) ) → ( 𝑧 ‘ 𝑃 ) = 𝑌 ) ) ∈ V | |
| 17 | 11 16 | eqeltri | ⊢ 𝑋 ∈ V |
| 18 | 15 17 | ifex | ⊢ if ( 𝐹 = 𝑁 , 𝑔 , 𝑋 ) ∈ V |
| 19 | 18 | rgenw | ⊢ ∀ 𝑔 ∈ 𝑇 if ( 𝐹 = 𝑁 , 𝑔 , 𝑋 ) ∈ V |
| 20 | 12 | fnmpt | ⊢ ( ∀ 𝑔 ∈ 𝑇 if ( 𝐹 = 𝑁 , 𝑔 , 𝑋 ) ∈ V → 𝑈 Fn 𝑇 ) |
| 21 | 19 20 | mp1i | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ 𝐹 ∈ 𝑇 ∧ 𝑁 ∈ 𝑇 ) ∧ ( 𝑅 ‘ 𝐹 ) = ( 𝑅 ‘ 𝑁 ) ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ) → 𝑈 Fn 𝑇 ) |
| 22 | simpl11 | ⊢ ( ( ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ 𝐹 ∈ 𝑇 ∧ 𝑁 ∈ 𝑇 ) ∧ ( 𝑅 ‘ 𝐹 ) = ( 𝑅 ‘ 𝑁 ) ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ) ∧ 𝑓 ∈ 𝑇 ) → ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ) | |
| 23 | simpl2 | ⊢ ( ( ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ 𝐹 ∈ 𝑇 ∧ 𝑁 ∈ 𝑇 ) ∧ ( 𝑅 ‘ 𝐹 ) = ( 𝑅 ‘ 𝑁 ) ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ) ∧ 𝑓 ∈ 𝑇 ) → ( 𝑅 ‘ 𝐹 ) = ( 𝑅 ‘ 𝑁 ) ) | |
| 24 | simpl12 | ⊢ ( ( ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ 𝐹 ∈ 𝑇 ∧ 𝑁 ∈ 𝑇 ) ∧ ( 𝑅 ‘ 𝐹 ) = ( 𝑅 ‘ 𝑁 ) ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ) ∧ 𝑓 ∈ 𝑇 ) → 𝐹 ∈ 𝑇 ) | |
| 25 | simpl13 | ⊢ ( ( ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ 𝐹 ∈ 𝑇 ∧ 𝑁 ∈ 𝑇 ) ∧ ( 𝑅 ‘ 𝐹 ) = ( 𝑅 ‘ 𝑁 ) ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ) ∧ 𝑓 ∈ 𝑇 ) → 𝑁 ∈ 𝑇 ) | |
| 26 | simpr | ⊢ ( ( ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ 𝐹 ∈ 𝑇 ∧ 𝑁 ∈ 𝑇 ) ∧ ( 𝑅 ‘ 𝐹 ) = ( 𝑅 ‘ 𝑁 ) ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ) ∧ 𝑓 ∈ 𝑇 ) → 𝑓 ∈ 𝑇 ) | |
| 27 | simpl3 | ⊢ ( ( ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ 𝐹 ∈ 𝑇 ∧ 𝑁 ∈ 𝑇 ) ∧ ( 𝑅 ‘ 𝐹 ) = ( 𝑅 ‘ 𝑁 ) ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ) ∧ 𝑓 ∈ 𝑇 ) → ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ) | |
| 28 | 1 2 3 4 5 6 7 8 9 10 11 12 | cdlemk35u | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑅 ‘ 𝐹 ) = ( 𝑅 ‘ 𝑁 ) ) ∧ ( 𝐹 ∈ 𝑇 ∧ 𝑁 ∈ 𝑇 ∧ 𝑓 ∈ 𝑇 ) ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ) → ( 𝑈 ‘ 𝑓 ) ∈ 𝑇 ) |
| 29 | 22 23 24 25 26 27 28 | syl231anc | ⊢ ( ( ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ 𝐹 ∈ 𝑇 ∧ 𝑁 ∈ 𝑇 ) ∧ ( 𝑅 ‘ 𝐹 ) = ( 𝑅 ‘ 𝑁 ) ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ) ∧ 𝑓 ∈ 𝑇 ) → ( 𝑈 ‘ 𝑓 ) ∈ 𝑇 ) |
| 30 | 29 | ralrimiva | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ 𝐹 ∈ 𝑇 ∧ 𝑁 ∈ 𝑇 ) ∧ ( 𝑅 ‘ 𝐹 ) = ( 𝑅 ‘ 𝑁 ) ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ) → ∀ 𝑓 ∈ 𝑇 ( 𝑈 ‘ 𝑓 ) ∈ 𝑇 ) |
| 31 | ffnfv | ⊢ ( 𝑈 : 𝑇 ⟶ 𝑇 ↔ ( 𝑈 Fn 𝑇 ∧ ∀ 𝑓 ∈ 𝑇 ( 𝑈 ‘ 𝑓 ) ∈ 𝑇 ) ) | |
| 32 | 21 30 31 | sylanbrc | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ 𝐹 ∈ 𝑇 ∧ 𝑁 ∈ 𝑇 ) ∧ ( 𝑅 ‘ 𝐹 ) = ( 𝑅 ‘ 𝑁 ) ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ) → 𝑈 : 𝑇 ⟶ 𝑇 ) |
| 33 | simp11 | ⊢ ( ( ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ 𝐹 ∈ 𝑇 ∧ 𝑁 ∈ 𝑇 ) ∧ ( 𝑅 ‘ 𝐹 ) = ( 𝑅 ‘ 𝑁 ) ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ) ∧ 𝑓 ∈ 𝑇 ∧ ℎ ∈ 𝑇 ) → ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ 𝐹 ∈ 𝑇 ∧ 𝑁 ∈ 𝑇 ) ) | |
| 34 | simp12 | ⊢ ( ( ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ 𝐹 ∈ 𝑇 ∧ 𝑁 ∈ 𝑇 ) ∧ ( 𝑅 ‘ 𝐹 ) = ( 𝑅 ‘ 𝑁 ) ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ) ∧ 𝑓 ∈ 𝑇 ∧ ℎ ∈ 𝑇 ) → ( 𝑅 ‘ 𝐹 ) = ( 𝑅 ‘ 𝑁 ) ) | |
| 35 | simp2 | ⊢ ( ( ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ 𝐹 ∈ 𝑇 ∧ 𝑁 ∈ 𝑇 ) ∧ ( 𝑅 ‘ 𝐹 ) = ( 𝑅 ‘ 𝑁 ) ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ) ∧ 𝑓 ∈ 𝑇 ∧ ℎ ∈ 𝑇 ) → 𝑓 ∈ 𝑇 ) | |
| 36 | simp3 | ⊢ ( ( ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ 𝐹 ∈ 𝑇 ∧ 𝑁 ∈ 𝑇 ) ∧ ( 𝑅 ‘ 𝐹 ) = ( 𝑅 ‘ 𝑁 ) ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ) ∧ 𝑓 ∈ 𝑇 ∧ ℎ ∈ 𝑇 ) → ℎ ∈ 𝑇 ) | |
| 37 | simp13 | ⊢ ( ( ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ 𝐹 ∈ 𝑇 ∧ 𝑁 ∈ 𝑇 ) ∧ ( 𝑅 ‘ 𝐹 ) = ( 𝑅 ‘ 𝑁 ) ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ) ∧ 𝑓 ∈ 𝑇 ∧ ℎ ∈ 𝑇 ) → ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ) | |
| 38 | 1 2 3 4 5 6 7 8 9 10 11 12 | cdlemk55u | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ 𝐹 ∈ 𝑇 ∧ 𝑁 ∈ 𝑇 ) ∧ ( ( 𝑅 ‘ 𝐹 ) = ( 𝑅 ‘ 𝑁 ) ∧ 𝑓 ∈ 𝑇 ∧ ℎ ∈ 𝑇 ) ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ) → ( 𝑈 ‘ ( 𝑓 ∘ ℎ ) ) = ( ( 𝑈 ‘ 𝑓 ) ∘ ( 𝑈 ‘ ℎ ) ) ) |
| 39 | 33 34 35 36 37 38 | syl131anc | ⊢ ( ( ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ 𝐹 ∈ 𝑇 ∧ 𝑁 ∈ 𝑇 ) ∧ ( 𝑅 ‘ 𝐹 ) = ( 𝑅 ‘ 𝑁 ) ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ) ∧ 𝑓 ∈ 𝑇 ∧ ℎ ∈ 𝑇 ) → ( 𝑈 ‘ ( 𝑓 ∘ ℎ ) ) = ( ( 𝑈 ‘ 𝑓 ) ∘ ( 𝑈 ‘ ℎ ) ) ) |
| 40 | simpl1 | ⊢ ( ( ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ 𝐹 ∈ 𝑇 ∧ 𝑁 ∈ 𝑇 ) ∧ ( 𝑅 ‘ 𝐹 ) = ( 𝑅 ‘ 𝑁 ) ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ) ∧ 𝑓 ∈ 𝑇 ) → ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ 𝐹 ∈ 𝑇 ∧ 𝑁 ∈ 𝑇 ) ) | |
| 41 | 1 2 3 4 5 6 7 8 9 10 11 12 | cdlemk39u | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ 𝐹 ∈ 𝑇 ∧ 𝑁 ∈ 𝑇 ) ∧ ( ( 𝑅 ‘ 𝐹 ) = ( 𝑅 ‘ 𝑁 ) ∧ 𝑓 ∈ 𝑇 ) ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ) → ( 𝑅 ‘ ( 𝑈 ‘ 𝑓 ) ) ≤ ( 𝑅 ‘ 𝑓 ) ) |
| 42 | 40 23 26 27 41 | syl121anc | ⊢ ( ( ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ 𝐹 ∈ 𝑇 ∧ 𝑁 ∈ 𝑇 ) ∧ ( 𝑅 ‘ 𝐹 ) = ( 𝑅 ‘ 𝑁 ) ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ) ∧ 𝑓 ∈ 𝑇 ) → ( 𝑅 ‘ ( 𝑈 ‘ 𝑓 ) ) ≤ ( 𝑅 ‘ 𝑓 ) ) |
| 43 | 2 6 7 8 13 14 32 39 42 | istendod | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ 𝐹 ∈ 𝑇 ∧ 𝑁 ∈ 𝑇 ) ∧ ( 𝑅 ‘ 𝐹 ) = ( 𝑅 ‘ 𝑁 ) ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ) → 𝑈 ∈ 𝐸 ) |