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Description: Same as cdlemg17dN with fewer antecedents but longer proof TODO: fix comment. (Contributed by NM, 9-May-2013) (New usage is discouraged.)
| Ref | Expression | ||
|---|---|---|---|
| Hypotheses | cdlemg12.l | ⊢ ≤ = ( le ‘ 𝐾 ) | |
| cdlemg12.j | ⊢ ∨ = ( join ‘ 𝐾 ) | ||
| cdlemg12.m | ⊢ ∧ = ( meet ‘ 𝐾 ) | ||
| cdlemg12.a | ⊢ 𝐴 = ( Atoms ‘ 𝐾 ) | ||
| cdlemg12.h | ⊢ 𝐻 = ( LHyp ‘ 𝐾 ) | ||
| cdlemg12.t | ⊢ 𝑇 = ( ( LTrn ‘ 𝐾 ) ‘ 𝑊 ) | ||
| cdlemg12b.r | ⊢ 𝑅 = ( ( trL ‘ 𝐾 ) ‘ 𝑊 ) | ||
| Assertion | cdlemg17dALTN | ⊢ ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ∧ 𝐺 ∈ 𝑇 ) ∧ ( ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ 𝑄 ∈ 𝐴 ∧ 𝑃 ≠ 𝑄 ) ∧ ( ( 𝑅 ‘ 𝐺 ) ≤ ( 𝑃 ∨ 𝑄 ) ∧ ( 𝐺 ‘ 𝑃 ) ≠ 𝑃 ) ) → ( 𝑅 ‘ 𝐺 ) = ( ( 𝑃 ∨ 𝑄 ) ∧ 𝑊 ) ) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | cdlemg12.l | ⊢ ≤ = ( le ‘ 𝐾 ) | |
| 2 | cdlemg12.j | ⊢ ∨ = ( join ‘ 𝐾 ) | |
| 3 | cdlemg12.m | ⊢ ∧ = ( meet ‘ 𝐾 ) | |
| 4 | cdlemg12.a | ⊢ 𝐴 = ( Atoms ‘ 𝐾 ) | |
| 5 | cdlemg12.h | ⊢ 𝐻 = ( LHyp ‘ 𝐾 ) | |
| 6 | cdlemg12.t | ⊢ 𝑇 = ( ( LTrn ‘ 𝐾 ) ‘ 𝑊 ) | |
| 7 | cdlemg12b.r | ⊢ 𝑅 = ( ( trL ‘ 𝐾 ) ‘ 𝑊 ) | |
| 8 | simp3l | ⊢ ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ∧ 𝐺 ∈ 𝑇 ) ∧ ( ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ 𝑄 ∈ 𝐴 ∧ 𝑃 ≠ 𝑄 ) ∧ ( ( 𝑅 ‘ 𝐺 ) ≤ ( 𝑃 ∨ 𝑄 ) ∧ ( 𝐺 ‘ 𝑃 ) ≠ 𝑃 ) ) → ( 𝑅 ‘ 𝐺 ) ≤ ( 𝑃 ∨ 𝑄 ) ) | |
| 9 | simp11 | ⊢ ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ∧ 𝐺 ∈ 𝑇 ) ∧ ( ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ 𝑄 ∈ 𝐴 ∧ 𝑃 ≠ 𝑄 ) ∧ ( ( 𝑅 ‘ 𝐺 ) ≤ ( 𝑃 ∨ 𝑄 ) ∧ ( 𝐺 ‘ 𝑃 ) ≠ 𝑃 ) ) → 𝐾 ∈ HL ) | |
| 10 | simp12 | ⊢ ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ∧ 𝐺 ∈ 𝑇 ) ∧ ( ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ 𝑄 ∈ 𝐴 ∧ 𝑃 ≠ 𝑄 ) ∧ ( ( 𝑅 ‘ 𝐺 ) ≤ ( 𝑃 ∨ 𝑄 ) ∧ ( 𝐺 ‘ 𝑃 ) ≠ 𝑃 ) ) → 𝑊 ∈ 𝐻 ) | |
| 11 | simp13 | ⊢ ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ∧ 𝐺 ∈ 𝑇 ) ∧ ( ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ 𝑄 ∈ 𝐴 ∧ 𝑃 ≠ 𝑄 ) ∧ ( ( 𝑅 ‘ 𝐺 ) ≤ ( 𝑃 ∨ 𝑄 ) ∧ ( 𝐺 ‘ 𝑃 ) ≠ 𝑃 ) ) → 𝐺 ∈ 𝑇 ) | |
| 12 | 1 5 6 7 | trlle | ⊢ ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ 𝐺 ∈ 𝑇 ) → ( 𝑅 ‘ 𝐺 ) ≤ 𝑊 ) |
| 13 | 9 10 11 12 | syl21anc | ⊢ ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ∧ 𝐺 ∈ 𝑇 ) ∧ ( ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ 𝑄 ∈ 𝐴 ∧ 𝑃 ≠ 𝑄 ) ∧ ( ( 𝑅 ‘ 𝐺 ) ≤ ( 𝑃 ∨ 𝑄 ) ∧ ( 𝐺 ‘ 𝑃 ) ≠ 𝑃 ) ) → ( 𝑅 ‘ 𝐺 ) ≤ 𝑊 ) |
| 14 | 9 | hllatd | ⊢ ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ∧ 𝐺 ∈ 𝑇 ) ∧ ( ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ 𝑄 ∈ 𝐴 ∧ 𝑃 ≠ 𝑄 ) ∧ ( ( 𝑅 ‘ 𝐺 ) ≤ ( 𝑃 ∨ 𝑄 ) ∧ ( 𝐺 ‘ 𝑃 ) ≠ 𝑃 ) ) → 𝐾 ∈ Lat ) |
| 15 | eqid | ⊢ ( Base ‘ 𝐾 ) = ( Base ‘ 𝐾 ) | |
| 16 | 15 5 6 7 | trlcl | ⊢ ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ 𝐺 ∈ 𝑇 ) → ( 𝑅 ‘ 𝐺 ) ∈ ( Base ‘ 𝐾 ) ) |
| 17 | 9 10 11 16 | syl21anc | ⊢ ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ∧ 𝐺 ∈ 𝑇 ) ∧ ( ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ 𝑄 ∈ 𝐴 ∧ 𝑃 ≠ 𝑄 ) ∧ ( ( 𝑅 ‘ 𝐺 ) ≤ ( 𝑃 ∨ 𝑄 ) ∧ ( 𝐺 ‘ 𝑃 ) ≠ 𝑃 ) ) → ( 𝑅 ‘ 𝐺 ) ∈ ( Base ‘ 𝐾 ) ) |
| 18 | simp21l | ⊢ ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ∧ 𝐺 ∈ 𝑇 ) ∧ ( ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ 𝑄 ∈ 𝐴 ∧ 𝑃 ≠ 𝑄 ) ∧ ( ( 𝑅 ‘ 𝐺 ) ≤ ( 𝑃 ∨ 𝑄 ) ∧ ( 𝐺 ‘ 𝑃 ) ≠ 𝑃 ) ) → 𝑃 ∈ 𝐴 ) | |
| 19 | simp22 | ⊢ ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ∧ 𝐺 ∈ 𝑇 ) ∧ ( ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ 𝑄 ∈ 𝐴 ∧ 𝑃 ≠ 𝑄 ) ∧ ( ( 𝑅 ‘ 𝐺 ) ≤ ( 𝑃 ∨ 𝑄 ) ∧ ( 𝐺 ‘ 𝑃 ) ≠ 𝑃 ) ) → 𝑄 ∈ 𝐴 ) | |
| 20 | 15 2 4 | hlatjcl | ⊢ ( ( 𝐾 ∈ HL ∧ 𝑃 ∈ 𝐴 ∧ 𝑄 ∈ 𝐴 ) → ( 𝑃 ∨ 𝑄 ) ∈ ( Base ‘ 𝐾 ) ) |
| 21 | 9 18 19 20 | syl3anc | ⊢ ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ∧ 𝐺 ∈ 𝑇 ) ∧ ( ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ 𝑄 ∈ 𝐴 ∧ 𝑃 ≠ 𝑄 ) ∧ ( ( 𝑅 ‘ 𝐺 ) ≤ ( 𝑃 ∨ 𝑄 ) ∧ ( 𝐺 ‘ 𝑃 ) ≠ 𝑃 ) ) → ( 𝑃 ∨ 𝑄 ) ∈ ( Base ‘ 𝐾 ) ) |
| 22 | 15 5 | lhpbase | ⊢ ( 𝑊 ∈ 𝐻 → 𝑊 ∈ ( Base ‘ 𝐾 ) ) |
| 23 | 10 22 | syl | ⊢ ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ∧ 𝐺 ∈ 𝑇 ) ∧ ( ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ 𝑄 ∈ 𝐴 ∧ 𝑃 ≠ 𝑄 ) ∧ ( ( 𝑅 ‘ 𝐺 ) ≤ ( 𝑃 ∨ 𝑄 ) ∧ ( 𝐺 ‘ 𝑃 ) ≠ 𝑃 ) ) → 𝑊 ∈ ( Base ‘ 𝐾 ) ) |
| 24 | 15 1 3 | latlem12 | ⊢ ( ( 𝐾 ∈ Lat ∧ ( ( 𝑅 ‘ 𝐺 ) ∈ ( Base ‘ 𝐾 ) ∧ ( 𝑃 ∨ 𝑄 ) ∈ ( Base ‘ 𝐾 ) ∧ 𝑊 ∈ ( Base ‘ 𝐾 ) ) ) → ( ( ( 𝑅 ‘ 𝐺 ) ≤ ( 𝑃 ∨ 𝑄 ) ∧ ( 𝑅 ‘ 𝐺 ) ≤ 𝑊 ) ↔ ( 𝑅 ‘ 𝐺 ) ≤ ( ( 𝑃 ∨ 𝑄 ) ∧ 𝑊 ) ) ) |
| 25 | 14 17 21 23 24 | syl13anc | ⊢ ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ∧ 𝐺 ∈ 𝑇 ) ∧ ( ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ 𝑄 ∈ 𝐴 ∧ 𝑃 ≠ 𝑄 ) ∧ ( ( 𝑅 ‘ 𝐺 ) ≤ ( 𝑃 ∨ 𝑄 ) ∧ ( 𝐺 ‘ 𝑃 ) ≠ 𝑃 ) ) → ( ( ( 𝑅 ‘ 𝐺 ) ≤ ( 𝑃 ∨ 𝑄 ) ∧ ( 𝑅 ‘ 𝐺 ) ≤ 𝑊 ) ↔ ( 𝑅 ‘ 𝐺 ) ≤ ( ( 𝑃 ∨ 𝑄 ) ∧ 𝑊 ) ) ) |
| 26 | 8 13 25 | mpbi2and | ⊢ ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ∧ 𝐺 ∈ 𝑇 ) ∧ ( ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ 𝑄 ∈ 𝐴 ∧ 𝑃 ≠ 𝑄 ) ∧ ( ( 𝑅 ‘ 𝐺 ) ≤ ( 𝑃 ∨ 𝑄 ) ∧ ( 𝐺 ‘ 𝑃 ) ≠ 𝑃 ) ) → ( 𝑅 ‘ 𝐺 ) ≤ ( ( 𝑃 ∨ 𝑄 ) ∧ 𝑊 ) ) |
| 27 | hlatl | ⊢ ( 𝐾 ∈ HL → 𝐾 ∈ AtLat ) | |
| 28 | 9 27 | syl | ⊢ ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ∧ 𝐺 ∈ 𝑇 ) ∧ ( ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ 𝑄 ∈ 𝐴 ∧ 𝑃 ≠ 𝑄 ) ∧ ( ( 𝑅 ‘ 𝐺 ) ≤ ( 𝑃 ∨ 𝑄 ) ∧ ( 𝐺 ‘ 𝑃 ) ≠ 𝑃 ) ) → 𝐾 ∈ AtLat ) |
| 29 | simp21 | ⊢ ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ∧ 𝐺 ∈ 𝑇 ) ∧ ( ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ 𝑄 ∈ 𝐴 ∧ 𝑃 ≠ 𝑄 ) ∧ ( ( 𝑅 ‘ 𝐺 ) ≤ ( 𝑃 ∨ 𝑄 ) ∧ ( 𝐺 ‘ 𝑃 ) ≠ 𝑃 ) ) → ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ) | |
| 30 | simp3r | ⊢ ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ∧ 𝐺 ∈ 𝑇 ) ∧ ( ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ 𝑄 ∈ 𝐴 ∧ 𝑃 ≠ 𝑄 ) ∧ ( ( 𝑅 ‘ 𝐺 ) ≤ ( 𝑃 ∨ 𝑄 ) ∧ ( 𝐺 ‘ 𝑃 ) ≠ 𝑃 ) ) → ( 𝐺 ‘ 𝑃 ) ≠ 𝑃 ) | |
| 31 | 1 4 5 6 7 | trlat | ⊢ ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ ( 𝐺 ∈ 𝑇 ∧ ( 𝐺 ‘ 𝑃 ) ≠ 𝑃 ) ) → ( 𝑅 ‘ 𝐺 ) ∈ 𝐴 ) |
| 32 | 9 10 29 11 30 31 | syl212anc | ⊢ ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ∧ 𝐺 ∈ 𝑇 ) ∧ ( ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ 𝑄 ∈ 𝐴 ∧ 𝑃 ≠ 𝑄 ) ∧ ( ( 𝑅 ‘ 𝐺 ) ≤ ( 𝑃 ∨ 𝑄 ) ∧ ( 𝐺 ‘ 𝑃 ) ≠ 𝑃 ) ) → ( 𝑅 ‘ 𝐺 ) ∈ 𝐴 ) |
| 33 | simp23 | ⊢ ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ∧ 𝐺 ∈ 𝑇 ) ∧ ( ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ 𝑄 ∈ 𝐴 ∧ 𝑃 ≠ 𝑄 ) ∧ ( ( 𝑅 ‘ 𝐺 ) ≤ ( 𝑃 ∨ 𝑄 ) ∧ ( 𝐺 ‘ 𝑃 ) ≠ 𝑃 ) ) → 𝑃 ≠ 𝑄 ) | |
| 34 | 1 2 3 4 5 | lhpat | ⊢ ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ ( 𝑄 ∈ 𝐴 ∧ 𝑃 ≠ 𝑄 ) ) → ( ( 𝑃 ∨ 𝑄 ) ∧ 𝑊 ) ∈ 𝐴 ) |
| 35 | 9 10 29 19 33 34 | syl212anc | ⊢ ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ∧ 𝐺 ∈ 𝑇 ) ∧ ( ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ 𝑄 ∈ 𝐴 ∧ 𝑃 ≠ 𝑄 ) ∧ ( ( 𝑅 ‘ 𝐺 ) ≤ ( 𝑃 ∨ 𝑄 ) ∧ ( 𝐺 ‘ 𝑃 ) ≠ 𝑃 ) ) → ( ( 𝑃 ∨ 𝑄 ) ∧ 𝑊 ) ∈ 𝐴 ) |
| 36 | 1 4 | atcmp | ⊢ ( ( 𝐾 ∈ AtLat ∧ ( 𝑅 ‘ 𝐺 ) ∈ 𝐴 ∧ ( ( 𝑃 ∨ 𝑄 ) ∧ 𝑊 ) ∈ 𝐴 ) → ( ( 𝑅 ‘ 𝐺 ) ≤ ( ( 𝑃 ∨ 𝑄 ) ∧ 𝑊 ) ↔ ( 𝑅 ‘ 𝐺 ) = ( ( 𝑃 ∨ 𝑄 ) ∧ 𝑊 ) ) ) |
| 37 | 28 32 35 36 | syl3anc | ⊢ ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ∧ 𝐺 ∈ 𝑇 ) ∧ ( ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ 𝑄 ∈ 𝐴 ∧ 𝑃 ≠ 𝑄 ) ∧ ( ( 𝑅 ‘ 𝐺 ) ≤ ( 𝑃 ∨ 𝑄 ) ∧ ( 𝐺 ‘ 𝑃 ) ≠ 𝑃 ) ) → ( ( 𝑅 ‘ 𝐺 ) ≤ ( ( 𝑃 ∨ 𝑄 ) ∧ 𝑊 ) ↔ ( 𝑅 ‘ 𝐺 ) = ( ( 𝑃 ∨ 𝑄 ) ∧ 𝑊 ) ) ) |
| 38 | 26 37 | mpbid | ⊢ ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ∧ 𝐺 ∈ 𝑇 ) ∧ ( ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ 𝑄 ∈ 𝐴 ∧ 𝑃 ≠ 𝑄 ) ∧ ( ( 𝑅 ‘ 𝐺 ) ≤ ( 𝑃 ∨ 𝑄 ) ∧ ( 𝐺 ‘ 𝑃 ) ≠ 𝑃 ) ) → ( 𝑅 ‘ 𝐺 ) = ( ( 𝑃 ∨ 𝑄 ) ∧ 𝑊 ) ) |