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Description: Lemma for dia2dim . Define a translation G whose trace is atom U . Part of proof of Lemma M in Crawley p. 121 line 4. (Contributed by NM, 8-Sep-2014)
| Ref | Expression | ||
|---|---|---|---|
| Hypotheses | dia2dimlem2.l | ⊢ ≤ = ( le ‘ 𝐾 ) | |
| dia2dimlem2.j | ⊢ ∨ = ( join ‘ 𝐾 ) | ||
| dia2dimlem2.m | ⊢ ∧ = ( meet ‘ 𝐾 ) | ||
| dia2dimlem2.a | ⊢ 𝐴 = ( Atoms ‘ 𝐾 ) | ||
| dia2dimlem2.h | ⊢ 𝐻 = ( LHyp ‘ 𝐾 ) | ||
| dia2dimlem2.t | ⊢ 𝑇 = ( ( LTrn ‘ 𝐾 ) ‘ 𝑊 ) | ||
| dia2dimlem2.r | ⊢ 𝑅 = ( ( trL ‘ 𝐾 ) ‘ 𝑊 ) | ||
| dia2dimlem2.q | ⊢ 𝑄 = ( ( 𝑃 ∨ 𝑈 ) ∧ ( ( 𝐹 ‘ 𝑃 ) ∨ 𝑉 ) ) | ||
| dia2dimlem2.k | ⊢ ( 𝜑 → ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ) | ||
| dia2dimlem2.u | ⊢ ( 𝜑 → ( 𝑈 ∈ 𝐴 ∧ 𝑈 ≤ 𝑊 ) ) | ||
| dia2dimlem2.v | ⊢ ( 𝜑 → ( 𝑉 ∈ 𝐴 ∧ 𝑉 ≤ 𝑊 ) ) | ||
| dia2dimlem2.p | ⊢ ( 𝜑 → ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ) | ||
| dia2dimlem2.f | ⊢ ( 𝜑 → ( 𝐹 ∈ 𝑇 ∧ ( 𝐹 ‘ 𝑃 ) ≠ 𝑃 ) ) | ||
| dia2dimlem2.rf | ⊢ ( 𝜑 → ( 𝑅 ‘ 𝐹 ) ≤ ( 𝑈 ∨ 𝑉 ) ) | ||
| dia2dimlem2.rv | ⊢ ( 𝜑 → ( 𝑅 ‘ 𝐹 ) ≠ 𝑉 ) | ||
| dia2dimlem2.g | ⊢ ( 𝜑 → 𝐺 ∈ 𝑇 ) | ||
| dia2dimlem2.gv | ⊢ ( 𝜑 → ( 𝐺 ‘ 𝑃 ) = 𝑄 ) | ||
| Assertion | dia2dimlem2 | ⊢ ( 𝜑 → ( 𝑅 ‘ 𝐺 ) = 𝑈 ) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | dia2dimlem2.l | ⊢ ≤ = ( le ‘ 𝐾 ) | |
| 2 | dia2dimlem2.j | ⊢ ∨ = ( join ‘ 𝐾 ) | |
| 3 | dia2dimlem2.m | ⊢ ∧ = ( meet ‘ 𝐾 ) | |
| 4 | dia2dimlem2.a | ⊢ 𝐴 = ( Atoms ‘ 𝐾 ) | |
| 5 | dia2dimlem2.h | ⊢ 𝐻 = ( LHyp ‘ 𝐾 ) | |
| 6 | dia2dimlem2.t | ⊢ 𝑇 = ( ( LTrn ‘ 𝐾 ) ‘ 𝑊 ) | |
| 7 | dia2dimlem2.r | ⊢ 𝑅 = ( ( trL ‘ 𝐾 ) ‘ 𝑊 ) | |
| 8 | dia2dimlem2.q | ⊢ 𝑄 = ( ( 𝑃 ∨ 𝑈 ) ∧ ( ( 𝐹 ‘ 𝑃 ) ∨ 𝑉 ) ) | |
| 9 | dia2dimlem2.k | ⊢ ( 𝜑 → ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ) | |
| 10 | dia2dimlem2.u | ⊢ ( 𝜑 → ( 𝑈 ∈ 𝐴 ∧ 𝑈 ≤ 𝑊 ) ) | |
| 11 | dia2dimlem2.v | ⊢ ( 𝜑 → ( 𝑉 ∈ 𝐴 ∧ 𝑉 ≤ 𝑊 ) ) | |
| 12 | dia2dimlem2.p | ⊢ ( 𝜑 → ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ) | |
| 13 | dia2dimlem2.f | ⊢ ( 𝜑 → ( 𝐹 ∈ 𝑇 ∧ ( 𝐹 ‘ 𝑃 ) ≠ 𝑃 ) ) | |
| 14 | dia2dimlem2.rf | ⊢ ( 𝜑 → ( 𝑅 ‘ 𝐹 ) ≤ ( 𝑈 ∨ 𝑉 ) ) | |
| 15 | dia2dimlem2.rv | ⊢ ( 𝜑 → ( 𝑅 ‘ 𝐹 ) ≠ 𝑉 ) | |
| 16 | dia2dimlem2.g | ⊢ ( 𝜑 → 𝐺 ∈ 𝑇 ) | |
| 17 | dia2dimlem2.gv | ⊢ ( 𝜑 → ( 𝐺 ‘ 𝑃 ) = 𝑄 ) | |
| 18 | 9 | simpld | ⊢ ( 𝜑 → 𝐾 ∈ HL ) |
| 19 | 18 | hllatd | ⊢ ( 𝜑 → 𝐾 ∈ Lat ) |
| 20 | 12 | simpld | ⊢ ( 𝜑 → 𝑃 ∈ 𝐴 ) |
| 21 | eqid | ⊢ ( Base ‘ 𝐾 ) = ( Base ‘ 𝐾 ) | |
| 22 | 21 4 | atbase | ⊢ ( 𝑃 ∈ 𝐴 → 𝑃 ∈ ( Base ‘ 𝐾 ) ) |
| 23 | 20 22 | syl | ⊢ ( 𝜑 → 𝑃 ∈ ( Base ‘ 𝐾 ) ) |
| 24 | 10 | simpld | ⊢ ( 𝜑 → 𝑈 ∈ 𝐴 ) |
| 25 | 21 4 | atbase | ⊢ ( 𝑈 ∈ 𝐴 → 𝑈 ∈ ( Base ‘ 𝐾 ) ) |
| 26 | 24 25 | syl | ⊢ ( 𝜑 → 𝑈 ∈ ( Base ‘ 𝐾 ) ) |
| 27 | 21 1 2 | latlej2 | ⊢ ( ( 𝐾 ∈ Lat ∧ 𝑃 ∈ ( Base ‘ 𝐾 ) ∧ 𝑈 ∈ ( Base ‘ 𝐾 ) ) → 𝑈 ≤ ( 𝑃 ∨ 𝑈 ) ) |
| 28 | 19 23 26 27 | syl3anc | ⊢ ( 𝜑 → 𝑈 ≤ ( 𝑃 ∨ 𝑈 ) ) |
| 29 | 21 2 4 | hlatjcl | ⊢ ( ( 𝐾 ∈ HL ∧ 𝑃 ∈ 𝐴 ∧ 𝑈 ∈ 𝐴 ) → ( 𝑃 ∨ 𝑈 ) ∈ ( Base ‘ 𝐾 ) ) |
| 30 | 18 20 24 29 | syl3anc | ⊢ ( 𝜑 → ( 𝑃 ∨ 𝑈 ) ∈ ( Base ‘ 𝐾 ) ) |
| 31 | 21 1 3 | latleeqm2 | ⊢ ( ( 𝐾 ∈ Lat ∧ 𝑈 ∈ ( Base ‘ 𝐾 ) ∧ ( 𝑃 ∨ 𝑈 ) ∈ ( Base ‘ 𝐾 ) ) → ( 𝑈 ≤ ( 𝑃 ∨ 𝑈 ) ↔ ( ( 𝑃 ∨ 𝑈 ) ∧ 𝑈 ) = 𝑈 ) ) |
| 32 | 19 26 30 31 | syl3anc | ⊢ ( 𝜑 → ( 𝑈 ≤ ( 𝑃 ∨ 𝑈 ) ↔ ( ( 𝑃 ∨ 𝑈 ) ∧ 𝑈 ) = 𝑈 ) ) |
| 33 | 28 32 | mpbid | ⊢ ( 𝜑 → ( ( 𝑃 ∨ 𝑈 ) ∧ 𝑈 ) = 𝑈 ) |
| 34 | 1 4 5 6 7 | trlat | ⊢ ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ ( 𝐹 ∈ 𝑇 ∧ ( 𝐹 ‘ 𝑃 ) ≠ 𝑃 ) ) → ( 𝑅 ‘ 𝐹 ) ∈ 𝐴 ) |
| 35 | 9 12 13 34 | syl3anc | ⊢ ( 𝜑 → ( 𝑅 ‘ 𝐹 ) ∈ 𝐴 ) |
| 36 | 11 | simpld | ⊢ ( 𝜑 → 𝑉 ∈ 𝐴 ) |
| 37 | 1 2 4 | hlatexch2 | ⊢ ( ( 𝐾 ∈ HL ∧ ( ( 𝑅 ‘ 𝐹 ) ∈ 𝐴 ∧ 𝑈 ∈ 𝐴 ∧ 𝑉 ∈ 𝐴 ) ∧ ( 𝑅 ‘ 𝐹 ) ≠ 𝑉 ) → ( ( 𝑅 ‘ 𝐹 ) ≤ ( 𝑈 ∨ 𝑉 ) → 𝑈 ≤ ( ( 𝑅 ‘ 𝐹 ) ∨ 𝑉 ) ) ) |
| 38 | 18 35 24 36 15 37 | syl131anc | ⊢ ( 𝜑 → ( ( 𝑅 ‘ 𝐹 ) ≤ ( 𝑈 ∨ 𝑉 ) → 𝑈 ≤ ( ( 𝑅 ‘ 𝐹 ) ∨ 𝑉 ) ) ) |
| 39 | 14 38 | mpd | ⊢ ( 𝜑 → 𝑈 ≤ ( ( 𝑅 ‘ 𝐹 ) ∨ 𝑉 ) ) |
| 40 | 13 | simpld | ⊢ ( 𝜑 → 𝐹 ∈ 𝑇 ) |
| 41 | 1 2 3 4 5 6 7 | trlval2 | ⊢ ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ 𝐹 ∈ 𝑇 ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ) → ( 𝑅 ‘ 𝐹 ) = ( ( 𝑃 ∨ ( 𝐹 ‘ 𝑃 ) ) ∧ 𝑊 ) ) |
| 42 | 9 40 12 41 | syl3anc | ⊢ ( 𝜑 → ( 𝑅 ‘ 𝐹 ) = ( ( 𝑃 ∨ ( 𝐹 ‘ 𝑃 ) ) ∧ 𝑊 ) ) |
| 43 | 42 | oveq1d | ⊢ ( 𝜑 → ( ( 𝑅 ‘ 𝐹 ) ∨ 𝑉 ) = ( ( ( 𝑃 ∨ ( 𝐹 ‘ 𝑃 ) ) ∧ 𝑊 ) ∨ 𝑉 ) ) |
| 44 | 1 4 5 6 | ltrnel | ⊢ ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ 𝐹 ∈ 𝑇 ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ) → ( ( 𝐹 ‘ 𝑃 ) ∈ 𝐴 ∧ ¬ ( 𝐹 ‘ 𝑃 ) ≤ 𝑊 ) ) |
| 45 | 9 40 12 44 | syl3anc | ⊢ ( 𝜑 → ( ( 𝐹 ‘ 𝑃 ) ∈ 𝐴 ∧ ¬ ( 𝐹 ‘ 𝑃 ) ≤ 𝑊 ) ) |
| 46 | 45 | simpld | ⊢ ( 𝜑 → ( 𝐹 ‘ 𝑃 ) ∈ 𝐴 ) |
| 47 | 21 2 4 | hlatjcl | ⊢ ( ( 𝐾 ∈ HL ∧ 𝑃 ∈ 𝐴 ∧ ( 𝐹 ‘ 𝑃 ) ∈ 𝐴 ) → ( 𝑃 ∨ ( 𝐹 ‘ 𝑃 ) ) ∈ ( Base ‘ 𝐾 ) ) |
| 48 | 18 20 46 47 | syl3anc | ⊢ ( 𝜑 → ( 𝑃 ∨ ( 𝐹 ‘ 𝑃 ) ) ∈ ( Base ‘ 𝐾 ) ) |
| 49 | 9 | simprd | ⊢ ( 𝜑 → 𝑊 ∈ 𝐻 ) |
| 50 | 21 5 | lhpbase | ⊢ ( 𝑊 ∈ 𝐻 → 𝑊 ∈ ( Base ‘ 𝐾 ) ) |
| 51 | 49 50 | syl | ⊢ ( 𝜑 → 𝑊 ∈ ( Base ‘ 𝐾 ) ) |
| 52 | 11 | simprd | ⊢ ( 𝜑 → 𝑉 ≤ 𝑊 ) |
| 53 | 21 1 2 3 4 | atmod4i1 | ⊢ ( ( 𝐾 ∈ HL ∧ ( 𝑉 ∈ 𝐴 ∧ ( 𝑃 ∨ ( 𝐹 ‘ 𝑃 ) ) ∈ ( Base ‘ 𝐾 ) ∧ 𝑊 ∈ ( Base ‘ 𝐾 ) ) ∧ 𝑉 ≤ 𝑊 ) → ( ( ( 𝑃 ∨ ( 𝐹 ‘ 𝑃 ) ) ∧ 𝑊 ) ∨ 𝑉 ) = ( ( ( 𝑃 ∨ ( 𝐹 ‘ 𝑃 ) ) ∨ 𝑉 ) ∧ 𝑊 ) ) |
| 54 | 18 36 48 51 52 53 | syl131anc | ⊢ ( 𝜑 → ( ( ( 𝑃 ∨ ( 𝐹 ‘ 𝑃 ) ) ∧ 𝑊 ) ∨ 𝑉 ) = ( ( ( 𝑃 ∨ ( 𝐹 ‘ 𝑃 ) ) ∨ 𝑉 ) ∧ 𝑊 ) ) |
| 55 | 2 4 | hlatjass | ⊢ ( ( 𝐾 ∈ HL ∧ ( 𝑃 ∈ 𝐴 ∧ ( 𝐹 ‘ 𝑃 ) ∈ 𝐴 ∧ 𝑉 ∈ 𝐴 ) ) → ( ( 𝑃 ∨ ( 𝐹 ‘ 𝑃 ) ) ∨ 𝑉 ) = ( 𝑃 ∨ ( ( 𝐹 ‘ 𝑃 ) ∨ 𝑉 ) ) ) |
| 56 | 18 20 46 36 55 | syl13anc | ⊢ ( 𝜑 → ( ( 𝑃 ∨ ( 𝐹 ‘ 𝑃 ) ) ∨ 𝑉 ) = ( 𝑃 ∨ ( ( 𝐹 ‘ 𝑃 ) ∨ 𝑉 ) ) ) |
| 57 | 56 | oveq1d | ⊢ ( 𝜑 → ( ( ( 𝑃 ∨ ( 𝐹 ‘ 𝑃 ) ) ∨ 𝑉 ) ∧ 𝑊 ) = ( ( 𝑃 ∨ ( ( 𝐹 ‘ 𝑃 ) ∨ 𝑉 ) ) ∧ 𝑊 ) ) |
| 58 | 54 57 | eqtrd | ⊢ ( 𝜑 → ( ( ( 𝑃 ∨ ( 𝐹 ‘ 𝑃 ) ) ∧ 𝑊 ) ∨ 𝑉 ) = ( ( 𝑃 ∨ ( ( 𝐹 ‘ 𝑃 ) ∨ 𝑉 ) ) ∧ 𝑊 ) ) |
| 59 | 43 58 | eqtrd | ⊢ ( 𝜑 → ( ( 𝑅 ‘ 𝐹 ) ∨ 𝑉 ) = ( ( 𝑃 ∨ ( ( 𝐹 ‘ 𝑃 ) ∨ 𝑉 ) ) ∧ 𝑊 ) ) |
| 60 | 39 59 | breqtrd | ⊢ ( 𝜑 → 𝑈 ≤ ( ( 𝑃 ∨ ( ( 𝐹 ‘ 𝑃 ) ∨ 𝑉 ) ) ∧ 𝑊 ) ) |
| 61 | 21 2 4 | hlatjcl | ⊢ ( ( 𝐾 ∈ HL ∧ ( 𝐹 ‘ 𝑃 ) ∈ 𝐴 ∧ 𝑉 ∈ 𝐴 ) → ( ( 𝐹 ‘ 𝑃 ) ∨ 𝑉 ) ∈ ( Base ‘ 𝐾 ) ) |
| 62 | 18 46 36 61 | syl3anc | ⊢ ( 𝜑 → ( ( 𝐹 ‘ 𝑃 ) ∨ 𝑉 ) ∈ ( Base ‘ 𝐾 ) ) |
| 63 | 21 2 | latjcl | ⊢ ( ( 𝐾 ∈ Lat ∧ 𝑃 ∈ ( Base ‘ 𝐾 ) ∧ ( ( 𝐹 ‘ 𝑃 ) ∨ 𝑉 ) ∈ ( Base ‘ 𝐾 ) ) → ( 𝑃 ∨ ( ( 𝐹 ‘ 𝑃 ) ∨ 𝑉 ) ) ∈ ( Base ‘ 𝐾 ) ) |
| 64 | 19 23 62 63 | syl3anc | ⊢ ( 𝜑 → ( 𝑃 ∨ ( ( 𝐹 ‘ 𝑃 ) ∨ 𝑉 ) ) ∈ ( Base ‘ 𝐾 ) ) |
| 65 | 21 3 | latmcl | ⊢ ( ( 𝐾 ∈ Lat ∧ ( 𝑃 ∨ ( ( 𝐹 ‘ 𝑃 ) ∨ 𝑉 ) ) ∈ ( Base ‘ 𝐾 ) ∧ 𝑊 ∈ ( Base ‘ 𝐾 ) ) → ( ( 𝑃 ∨ ( ( 𝐹 ‘ 𝑃 ) ∨ 𝑉 ) ) ∧ 𝑊 ) ∈ ( Base ‘ 𝐾 ) ) |
| 66 | 19 64 51 65 | syl3anc | ⊢ ( 𝜑 → ( ( 𝑃 ∨ ( ( 𝐹 ‘ 𝑃 ) ∨ 𝑉 ) ) ∧ 𝑊 ) ∈ ( Base ‘ 𝐾 ) ) |
| 67 | 21 1 3 | latmlem2 | ⊢ ( ( 𝐾 ∈ Lat ∧ ( 𝑈 ∈ ( Base ‘ 𝐾 ) ∧ ( ( 𝑃 ∨ ( ( 𝐹 ‘ 𝑃 ) ∨ 𝑉 ) ) ∧ 𝑊 ) ∈ ( Base ‘ 𝐾 ) ∧ ( 𝑃 ∨ 𝑈 ) ∈ ( Base ‘ 𝐾 ) ) ) → ( 𝑈 ≤ ( ( 𝑃 ∨ ( ( 𝐹 ‘ 𝑃 ) ∨ 𝑉 ) ) ∧ 𝑊 ) → ( ( 𝑃 ∨ 𝑈 ) ∧ 𝑈 ) ≤ ( ( 𝑃 ∨ 𝑈 ) ∧ ( ( 𝑃 ∨ ( ( 𝐹 ‘ 𝑃 ) ∨ 𝑉 ) ) ∧ 𝑊 ) ) ) ) |
| 68 | 19 26 66 30 67 | syl13anc | ⊢ ( 𝜑 → ( 𝑈 ≤ ( ( 𝑃 ∨ ( ( 𝐹 ‘ 𝑃 ) ∨ 𝑉 ) ) ∧ 𝑊 ) → ( ( 𝑃 ∨ 𝑈 ) ∧ 𝑈 ) ≤ ( ( 𝑃 ∨ 𝑈 ) ∧ ( ( 𝑃 ∨ ( ( 𝐹 ‘ 𝑃 ) ∨ 𝑉 ) ) ∧ 𝑊 ) ) ) ) |
| 69 | 60 68 | mpd | ⊢ ( 𝜑 → ( ( 𝑃 ∨ 𝑈 ) ∧ 𝑈 ) ≤ ( ( 𝑃 ∨ 𝑈 ) ∧ ( ( 𝑃 ∨ ( ( 𝐹 ‘ 𝑃 ) ∨ 𝑉 ) ) ∧ 𝑊 ) ) ) |
| 70 | 33 69 | eqbrtrrd | ⊢ ( 𝜑 → 𝑈 ≤ ( ( 𝑃 ∨ 𝑈 ) ∧ ( ( 𝑃 ∨ ( ( 𝐹 ‘ 𝑃 ) ∨ 𝑉 ) ) ∧ 𝑊 ) ) ) |
| 71 | 1 2 3 4 5 6 7 | trlval2 | ⊢ ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ 𝐺 ∈ 𝑇 ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ) → ( 𝑅 ‘ 𝐺 ) = ( ( 𝑃 ∨ ( 𝐺 ‘ 𝑃 ) ) ∧ 𝑊 ) ) |
| 72 | 9 16 12 71 | syl3anc | ⊢ ( 𝜑 → ( 𝑅 ‘ 𝐺 ) = ( ( 𝑃 ∨ ( 𝐺 ‘ 𝑃 ) ) ∧ 𝑊 ) ) |
| 73 | 17 8 | eqtrdi | ⊢ ( 𝜑 → ( 𝐺 ‘ 𝑃 ) = ( ( 𝑃 ∨ 𝑈 ) ∧ ( ( 𝐹 ‘ 𝑃 ) ∨ 𝑉 ) ) ) |
| 74 | 73 | oveq2d | ⊢ ( 𝜑 → ( 𝑃 ∨ ( 𝐺 ‘ 𝑃 ) ) = ( 𝑃 ∨ ( ( 𝑃 ∨ 𝑈 ) ∧ ( ( 𝐹 ‘ 𝑃 ) ∨ 𝑉 ) ) ) ) |
| 75 | 74 | oveq1d | ⊢ ( 𝜑 → ( ( 𝑃 ∨ ( 𝐺 ‘ 𝑃 ) ) ∧ 𝑊 ) = ( ( 𝑃 ∨ ( ( 𝑃 ∨ 𝑈 ) ∧ ( ( 𝐹 ‘ 𝑃 ) ∨ 𝑉 ) ) ) ∧ 𝑊 ) ) |
| 76 | 1 2 4 | hlatlej1 | ⊢ ( ( 𝐾 ∈ HL ∧ 𝑃 ∈ 𝐴 ∧ 𝑈 ∈ 𝐴 ) → 𝑃 ≤ ( 𝑃 ∨ 𝑈 ) ) |
| 77 | 18 20 24 76 | syl3anc | ⊢ ( 𝜑 → 𝑃 ≤ ( 𝑃 ∨ 𝑈 ) ) |
| 78 | 21 1 2 3 4 | atmod3i1 | ⊢ ( ( 𝐾 ∈ HL ∧ ( 𝑃 ∈ 𝐴 ∧ ( 𝑃 ∨ 𝑈 ) ∈ ( Base ‘ 𝐾 ) ∧ ( ( 𝐹 ‘ 𝑃 ) ∨ 𝑉 ) ∈ ( Base ‘ 𝐾 ) ) ∧ 𝑃 ≤ ( 𝑃 ∨ 𝑈 ) ) → ( 𝑃 ∨ ( ( 𝑃 ∨ 𝑈 ) ∧ ( ( 𝐹 ‘ 𝑃 ) ∨ 𝑉 ) ) ) = ( ( 𝑃 ∨ 𝑈 ) ∧ ( 𝑃 ∨ ( ( 𝐹 ‘ 𝑃 ) ∨ 𝑉 ) ) ) ) |
| 79 | 18 20 30 62 77 78 | syl131anc | ⊢ ( 𝜑 → ( 𝑃 ∨ ( ( 𝑃 ∨ 𝑈 ) ∧ ( ( 𝐹 ‘ 𝑃 ) ∨ 𝑉 ) ) ) = ( ( 𝑃 ∨ 𝑈 ) ∧ ( 𝑃 ∨ ( ( 𝐹 ‘ 𝑃 ) ∨ 𝑉 ) ) ) ) |
| 80 | 79 | oveq1d | ⊢ ( 𝜑 → ( ( 𝑃 ∨ ( ( 𝑃 ∨ 𝑈 ) ∧ ( ( 𝐹 ‘ 𝑃 ) ∨ 𝑉 ) ) ) ∧ 𝑊 ) = ( ( ( 𝑃 ∨ 𝑈 ) ∧ ( 𝑃 ∨ ( ( 𝐹 ‘ 𝑃 ) ∨ 𝑉 ) ) ) ∧ 𝑊 ) ) |
| 81 | hlol | ⊢ ( 𝐾 ∈ HL → 𝐾 ∈ OL ) | |
| 82 | 18 81 | syl | ⊢ ( 𝜑 → 𝐾 ∈ OL ) |
| 83 | 21 3 | latmassOLD | ⊢ ( ( 𝐾 ∈ OL ∧ ( ( 𝑃 ∨ 𝑈 ) ∈ ( Base ‘ 𝐾 ) ∧ ( 𝑃 ∨ ( ( 𝐹 ‘ 𝑃 ) ∨ 𝑉 ) ) ∈ ( Base ‘ 𝐾 ) ∧ 𝑊 ∈ ( Base ‘ 𝐾 ) ) ) → ( ( ( 𝑃 ∨ 𝑈 ) ∧ ( 𝑃 ∨ ( ( 𝐹 ‘ 𝑃 ) ∨ 𝑉 ) ) ) ∧ 𝑊 ) = ( ( 𝑃 ∨ 𝑈 ) ∧ ( ( 𝑃 ∨ ( ( 𝐹 ‘ 𝑃 ) ∨ 𝑉 ) ) ∧ 𝑊 ) ) ) |
| 84 | 82 30 64 51 83 | syl13anc | ⊢ ( 𝜑 → ( ( ( 𝑃 ∨ 𝑈 ) ∧ ( 𝑃 ∨ ( ( 𝐹 ‘ 𝑃 ) ∨ 𝑉 ) ) ) ∧ 𝑊 ) = ( ( 𝑃 ∨ 𝑈 ) ∧ ( ( 𝑃 ∨ ( ( 𝐹 ‘ 𝑃 ) ∨ 𝑉 ) ) ∧ 𝑊 ) ) ) |
| 85 | 80 84 | eqtrd | ⊢ ( 𝜑 → ( ( 𝑃 ∨ ( ( 𝑃 ∨ 𝑈 ) ∧ ( ( 𝐹 ‘ 𝑃 ) ∨ 𝑉 ) ) ) ∧ 𝑊 ) = ( ( 𝑃 ∨ 𝑈 ) ∧ ( ( 𝑃 ∨ ( ( 𝐹 ‘ 𝑃 ) ∨ 𝑉 ) ) ∧ 𝑊 ) ) ) |
| 86 | 75 85 | eqtrd | ⊢ ( 𝜑 → ( ( 𝑃 ∨ ( 𝐺 ‘ 𝑃 ) ) ∧ 𝑊 ) = ( ( 𝑃 ∨ 𝑈 ) ∧ ( ( 𝑃 ∨ ( ( 𝐹 ‘ 𝑃 ) ∨ 𝑉 ) ) ∧ 𝑊 ) ) ) |
| 87 | 72 86 | eqtrd | ⊢ ( 𝜑 → ( 𝑅 ‘ 𝐺 ) = ( ( 𝑃 ∨ 𝑈 ) ∧ ( ( 𝑃 ∨ ( ( 𝐹 ‘ 𝑃 ) ∨ 𝑉 ) ) ∧ 𝑊 ) ) ) |
| 88 | 87 | eqcomd | ⊢ ( 𝜑 → ( ( 𝑃 ∨ 𝑈 ) ∧ ( ( 𝑃 ∨ ( ( 𝐹 ‘ 𝑃 ) ∨ 𝑉 ) ) ∧ 𝑊 ) ) = ( 𝑅 ‘ 𝐺 ) ) |
| 89 | 70 88 | breqtrd | ⊢ ( 𝜑 → 𝑈 ≤ ( 𝑅 ‘ 𝐺 ) ) |
| 90 | hlatl | ⊢ ( 𝐾 ∈ HL → 𝐾 ∈ AtLat ) | |
| 91 | 18 90 | syl | ⊢ ( 𝜑 → 𝐾 ∈ AtLat ) |
| 92 | hlop | ⊢ ( 𝐾 ∈ HL → 𝐾 ∈ OP ) | |
| 93 | 18 92 | syl | ⊢ ( 𝜑 → 𝐾 ∈ OP ) |
| 94 | eqid | ⊢ ( 0. ‘ 𝐾 ) = ( 0. ‘ 𝐾 ) | |
| 95 | eqid | ⊢ ( lt ‘ 𝐾 ) = ( lt ‘ 𝐾 ) | |
| 96 | 94 95 4 | 0ltat | ⊢ ( ( 𝐾 ∈ OP ∧ 𝑈 ∈ 𝐴 ) → ( 0. ‘ 𝐾 ) ( lt ‘ 𝐾 ) 𝑈 ) |
| 97 | 93 24 96 | syl2anc | ⊢ ( 𝜑 → ( 0. ‘ 𝐾 ) ( lt ‘ 𝐾 ) 𝑈 ) |
| 98 | hlpos | ⊢ ( 𝐾 ∈ HL → 𝐾 ∈ Poset ) | |
| 99 | 18 98 | syl | ⊢ ( 𝜑 → 𝐾 ∈ Poset ) |
| 100 | 21 94 | op0cl | ⊢ ( 𝐾 ∈ OP → ( 0. ‘ 𝐾 ) ∈ ( Base ‘ 𝐾 ) ) |
| 101 | 93 100 | syl | ⊢ ( 𝜑 → ( 0. ‘ 𝐾 ) ∈ ( Base ‘ 𝐾 ) ) |
| 102 | 21 5 6 7 | trlcl | ⊢ ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ 𝐺 ∈ 𝑇 ) → ( 𝑅 ‘ 𝐺 ) ∈ ( Base ‘ 𝐾 ) ) |
| 103 | 9 16 102 | syl2anc | ⊢ ( 𝜑 → ( 𝑅 ‘ 𝐺 ) ∈ ( Base ‘ 𝐾 ) ) |
| 104 | 21 1 95 | pltletr | ⊢ ( ( 𝐾 ∈ Poset ∧ ( ( 0. ‘ 𝐾 ) ∈ ( Base ‘ 𝐾 ) ∧ 𝑈 ∈ ( Base ‘ 𝐾 ) ∧ ( 𝑅 ‘ 𝐺 ) ∈ ( Base ‘ 𝐾 ) ) ) → ( ( ( 0. ‘ 𝐾 ) ( lt ‘ 𝐾 ) 𝑈 ∧ 𝑈 ≤ ( 𝑅 ‘ 𝐺 ) ) → ( 0. ‘ 𝐾 ) ( lt ‘ 𝐾 ) ( 𝑅 ‘ 𝐺 ) ) ) |
| 105 | 99 101 26 103 104 | syl13anc | ⊢ ( 𝜑 → ( ( ( 0. ‘ 𝐾 ) ( lt ‘ 𝐾 ) 𝑈 ∧ 𝑈 ≤ ( 𝑅 ‘ 𝐺 ) ) → ( 0. ‘ 𝐾 ) ( lt ‘ 𝐾 ) ( 𝑅 ‘ 𝐺 ) ) ) |
| 106 | 97 89 105 | mp2and | ⊢ ( 𝜑 → ( 0. ‘ 𝐾 ) ( lt ‘ 𝐾 ) ( 𝑅 ‘ 𝐺 ) ) |
| 107 | 21 95 94 | opltn0 | ⊢ ( ( 𝐾 ∈ OP ∧ ( 𝑅 ‘ 𝐺 ) ∈ ( Base ‘ 𝐾 ) ) → ( ( 0. ‘ 𝐾 ) ( lt ‘ 𝐾 ) ( 𝑅 ‘ 𝐺 ) ↔ ( 𝑅 ‘ 𝐺 ) ≠ ( 0. ‘ 𝐾 ) ) ) |
| 108 | 93 103 107 | syl2anc | ⊢ ( 𝜑 → ( ( 0. ‘ 𝐾 ) ( lt ‘ 𝐾 ) ( 𝑅 ‘ 𝐺 ) ↔ ( 𝑅 ‘ 𝐺 ) ≠ ( 0. ‘ 𝐾 ) ) ) |
| 109 | 106 108 | mpbid | ⊢ ( 𝜑 → ( 𝑅 ‘ 𝐺 ) ≠ ( 0. ‘ 𝐾 ) ) |
| 110 | 109 | neneqd | ⊢ ( 𝜑 → ¬ ( 𝑅 ‘ 𝐺 ) = ( 0. ‘ 𝐾 ) ) |
| 111 | 94 4 5 6 7 | trlator0 | ⊢ ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ 𝐺 ∈ 𝑇 ) → ( ( 𝑅 ‘ 𝐺 ) ∈ 𝐴 ∨ ( 𝑅 ‘ 𝐺 ) = ( 0. ‘ 𝐾 ) ) ) |
| 112 | 9 16 111 | syl2anc | ⊢ ( 𝜑 → ( ( 𝑅 ‘ 𝐺 ) ∈ 𝐴 ∨ ( 𝑅 ‘ 𝐺 ) = ( 0. ‘ 𝐾 ) ) ) |
| 113 | 112 | orcomd | ⊢ ( 𝜑 → ( ( 𝑅 ‘ 𝐺 ) = ( 0. ‘ 𝐾 ) ∨ ( 𝑅 ‘ 𝐺 ) ∈ 𝐴 ) ) |
| 114 | 113 | ord | ⊢ ( 𝜑 → ( ¬ ( 𝑅 ‘ 𝐺 ) = ( 0. ‘ 𝐾 ) → ( 𝑅 ‘ 𝐺 ) ∈ 𝐴 ) ) |
| 115 | 110 114 | mpd | ⊢ ( 𝜑 → ( 𝑅 ‘ 𝐺 ) ∈ 𝐴 ) |
| 116 | 1 4 | atcmp | ⊢ ( ( 𝐾 ∈ AtLat ∧ 𝑈 ∈ 𝐴 ∧ ( 𝑅 ‘ 𝐺 ) ∈ 𝐴 ) → ( 𝑈 ≤ ( 𝑅 ‘ 𝐺 ) ↔ 𝑈 = ( 𝑅 ‘ 𝐺 ) ) ) |
| 117 | 91 24 115 116 | syl3anc | ⊢ ( 𝜑 → ( 𝑈 ≤ ( 𝑅 ‘ 𝐺 ) ↔ 𝑈 = ( 𝑅 ‘ 𝐺 ) ) ) |
| 118 | 89 117 | mpbid | ⊢ ( 𝜑 → 𝑈 = ( 𝑅 ‘ 𝐺 ) ) |
| 119 | 118 | eqcomd | ⊢ ( 𝜑 → ( 𝑅 ‘ 𝐺 ) = 𝑈 ) |