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Description: Join and meet with different atoms under co-atom W . (Contributed by NM, 15-Jun-2013)
| Ref | Expression | ||
|---|---|---|---|
| Hypotheses | lhp2at0.l | ⊢ ≤ = ( le ‘ 𝐾 ) | |
| lhp2at0.j | ⊢ ∨ = ( join ‘ 𝐾 ) | ||
| lhp2at0.m | ⊢ ∧ = ( meet ‘ 𝐾 ) | ||
| lhp2at0.z | ⊢ 0 = ( 0. ‘ 𝐾 ) | ||
| lhp2at0.a | ⊢ 𝐴 = ( Atoms ‘ 𝐾 ) | ||
| lhp2at0.h | ⊢ 𝐻 = ( LHyp ‘ 𝐾 ) | ||
| Assertion | lhp2at0 | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ 𝑈 ≠ 𝑉 ) ∧ ( 𝑈 ∈ 𝐴 ∧ 𝑈 ≤ 𝑊 ) ∧ ( 𝑉 ∈ 𝐴 ∧ 𝑉 ≤ 𝑊 ) ) → ( ( 𝑃 ∨ 𝑈 ) ∧ 𝑉 ) = 0 ) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | lhp2at0.l | ⊢ ≤ = ( le ‘ 𝐾 ) | |
| 2 | lhp2at0.j | ⊢ ∨ = ( join ‘ 𝐾 ) | |
| 3 | lhp2at0.m | ⊢ ∧ = ( meet ‘ 𝐾 ) | |
| 4 | lhp2at0.z | ⊢ 0 = ( 0. ‘ 𝐾 ) | |
| 5 | lhp2at0.a | ⊢ 𝐴 = ( Atoms ‘ 𝐾 ) | |
| 6 | lhp2at0.h | ⊢ 𝐻 = ( LHyp ‘ 𝐾 ) | |
| 7 | simp11l | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ 𝑈 ≠ 𝑉 ) ∧ ( 𝑈 ∈ 𝐴 ∧ 𝑈 ≤ 𝑊 ) ∧ ( 𝑉 ∈ 𝐴 ∧ 𝑉 ≤ 𝑊 ) ) → 𝐾 ∈ HL ) | |
| 8 | hlol | ⊢ ( 𝐾 ∈ HL → 𝐾 ∈ OL ) | |
| 9 | 7 8 | syl | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ 𝑈 ≠ 𝑉 ) ∧ ( 𝑈 ∈ 𝐴 ∧ 𝑈 ≤ 𝑊 ) ∧ ( 𝑉 ∈ 𝐴 ∧ 𝑉 ≤ 𝑊 ) ) → 𝐾 ∈ OL ) |
| 10 | simp12l | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ 𝑈 ≠ 𝑉 ) ∧ ( 𝑈 ∈ 𝐴 ∧ 𝑈 ≤ 𝑊 ) ∧ ( 𝑉 ∈ 𝐴 ∧ 𝑉 ≤ 𝑊 ) ) → 𝑃 ∈ 𝐴 ) | |
| 11 | simp2l | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ 𝑈 ≠ 𝑉 ) ∧ ( 𝑈 ∈ 𝐴 ∧ 𝑈 ≤ 𝑊 ) ∧ ( 𝑉 ∈ 𝐴 ∧ 𝑉 ≤ 𝑊 ) ) → 𝑈 ∈ 𝐴 ) | |
| 12 | eqid | ⊢ ( Base ‘ 𝐾 ) = ( Base ‘ 𝐾 ) | |
| 13 | 12 2 5 | hlatjcl | ⊢ ( ( 𝐾 ∈ HL ∧ 𝑃 ∈ 𝐴 ∧ 𝑈 ∈ 𝐴 ) → ( 𝑃 ∨ 𝑈 ) ∈ ( Base ‘ 𝐾 ) ) |
| 14 | 7 10 11 13 | syl3anc | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ 𝑈 ≠ 𝑉 ) ∧ ( 𝑈 ∈ 𝐴 ∧ 𝑈 ≤ 𝑊 ) ∧ ( 𝑉 ∈ 𝐴 ∧ 𝑉 ≤ 𝑊 ) ) → ( 𝑃 ∨ 𝑈 ) ∈ ( Base ‘ 𝐾 ) ) |
| 15 | simp11r | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ 𝑈 ≠ 𝑉 ) ∧ ( 𝑈 ∈ 𝐴 ∧ 𝑈 ≤ 𝑊 ) ∧ ( 𝑉 ∈ 𝐴 ∧ 𝑉 ≤ 𝑊 ) ) → 𝑊 ∈ 𝐻 ) | |
| 16 | 12 6 | lhpbase | ⊢ ( 𝑊 ∈ 𝐻 → 𝑊 ∈ ( Base ‘ 𝐾 ) ) |
| 17 | 15 16 | syl | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ 𝑈 ≠ 𝑉 ) ∧ ( 𝑈 ∈ 𝐴 ∧ 𝑈 ≤ 𝑊 ) ∧ ( 𝑉 ∈ 𝐴 ∧ 𝑉 ≤ 𝑊 ) ) → 𝑊 ∈ ( Base ‘ 𝐾 ) ) |
| 18 | simp3l | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ 𝑈 ≠ 𝑉 ) ∧ ( 𝑈 ∈ 𝐴 ∧ 𝑈 ≤ 𝑊 ) ∧ ( 𝑉 ∈ 𝐴 ∧ 𝑉 ≤ 𝑊 ) ) → 𝑉 ∈ 𝐴 ) | |
| 19 | 12 5 | atbase | ⊢ ( 𝑉 ∈ 𝐴 → 𝑉 ∈ ( Base ‘ 𝐾 ) ) |
| 20 | 18 19 | syl | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ 𝑈 ≠ 𝑉 ) ∧ ( 𝑈 ∈ 𝐴 ∧ 𝑈 ≤ 𝑊 ) ∧ ( 𝑉 ∈ 𝐴 ∧ 𝑉 ≤ 𝑊 ) ) → 𝑉 ∈ ( Base ‘ 𝐾 ) ) |
| 21 | 12 3 | latmassOLD | ⊢ ( ( 𝐾 ∈ OL ∧ ( ( 𝑃 ∨ 𝑈 ) ∈ ( Base ‘ 𝐾 ) ∧ 𝑊 ∈ ( Base ‘ 𝐾 ) ∧ 𝑉 ∈ ( Base ‘ 𝐾 ) ) ) → ( ( ( 𝑃 ∨ 𝑈 ) ∧ 𝑊 ) ∧ 𝑉 ) = ( ( 𝑃 ∨ 𝑈 ) ∧ ( 𝑊 ∧ 𝑉 ) ) ) |
| 22 | 9 14 17 20 21 | syl13anc | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ 𝑈 ≠ 𝑉 ) ∧ ( 𝑈 ∈ 𝐴 ∧ 𝑈 ≤ 𝑊 ) ∧ ( 𝑉 ∈ 𝐴 ∧ 𝑉 ≤ 𝑊 ) ) → ( ( ( 𝑃 ∨ 𝑈 ) ∧ 𝑊 ) ∧ 𝑉 ) = ( ( 𝑃 ∨ 𝑈 ) ∧ ( 𝑊 ∧ 𝑉 ) ) ) |
| 23 | 1 3 4 5 6 | lhpmat | ⊢ ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ) → ( 𝑃 ∧ 𝑊 ) = 0 ) |
| 24 | 23 | 3adant3 | ⊢ ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ 𝑈 ≠ 𝑉 ) → ( 𝑃 ∧ 𝑊 ) = 0 ) |
| 25 | 24 | 3ad2ant1 | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ 𝑈 ≠ 𝑉 ) ∧ ( 𝑈 ∈ 𝐴 ∧ 𝑈 ≤ 𝑊 ) ∧ ( 𝑉 ∈ 𝐴 ∧ 𝑉 ≤ 𝑊 ) ) → ( 𝑃 ∧ 𝑊 ) = 0 ) |
| 26 | 25 | oveq1d | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ 𝑈 ≠ 𝑉 ) ∧ ( 𝑈 ∈ 𝐴 ∧ 𝑈 ≤ 𝑊 ) ∧ ( 𝑉 ∈ 𝐴 ∧ 𝑉 ≤ 𝑊 ) ) → ( ( 𝑃 ∧ 𝑊 ) ∨ 𝑈 ) = ( 0 ∨ 𝑈 ) ) |
| 27 | 12 5 | atbase | ⊢ ( 𝑈 ∈ 𝐴 → 𝑈 ∈ ( Base ‘ 𝐾 ) ) |
| 28 | 11 27 | syl | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ 𝑈 ≠ 𝑉 ) ∧ ( 𝑈 ∈ 𝐴 ∧ 𝑈 ≤ 𝑊 ) ∧ ( 𝑉 ∈ 𝐴 ∧ 𝑉 ≤ 𝑊 ) ) → 𝑈 ∈ ( Base ‘ 𝐾 ) ) |
| 29 | simp2r | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ 𝑈 ≠ 𝑉 ) ∧ ( 𝑈 ∈ 𝐴 ∧ 𝑈 ≤ 𝑊 ) ∧ ( 𝑉 ∈ 𝐴 ∧ 𝑉 ≤ 𝑊 ) ) → 𝑈 ≤ 𝑊 ) | |
| 30 | 12 1 2 3 5 | atmod4i2 | ⊢ ( ( 𝐾 ∈ HL ∧ ( 𝑃 ∈ 𝐴 ∧ 𝑈 ∈ ( Base ‘ 𝐾 ) ∧ 𝑊 ∈ ( Base ‘ 𝐾 ) ) ∧ 𝑈 ≤ 𝑊 ) → ( ( 𝑃 ∧ 𝑊 ) ∨ 𝑈 ) = ( ( 𝑃 ∨ 𝑈 ) ∧ 𝑊 ) ) |
| 31 | 7 10 28 17 29 30 | syl131anc | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ 𝑈 ≠ 𝑉 ) ∧ ( 𝑈 ∈ 𝐴 ∧ 𝑈 ≤ 𝑊 ) ∧ ( 𝑉 ∈ 𝐴 ∧ 𝑉 ≤ 𝑊 ) ) → ( ( 𝑃 ∧ 𝑊 ) ∨ 𝑈 ) = ( ( 𝑃 ∨ 𝑈 ) ∧ 𝑊 ) ) |
| 32 | 12 2 4 | olj02 | ⊢ ( ( 𝐾 ∈ OL ∧ 𝑈 ∈ ( Base ‘ 𝐾 ) ) → ( 0 ∨ 𝑈 ) = 𝑈 ) |
| 33 | 9 28 32 | syl2anc | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ 𝑈 ≠ 𝑉 ) ∧ ( 𝑈 ∈ 𝐴 ∧ 𝑈 ≤ 𝑊 ) ∧ ( 𝑉 ∈ 𝐴 ∧ 𝑉 ≤ 𝑊 ) ) → ( 0 ∨ 𝑈 ) = 𝑈 ) |
| 34 | 26 31 33 | 3eqtr3d | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ 𝑈 ≠ 𝑉 ) ∧ ( 𝑈 ∈ 𝐴 ∧ 𝑈 ≤ 𝑊 ) ∧ ( 𝑉 ∈ 𝐴 ∧ 𝑉 ≤ 𝑊 ) ) → ( ( 𝑃 ∨ 𝑈 ) ∧ 𝑊 ) = 𝑈 ) |
| 35 | 34 | oveq1d | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ 𝑈 ≠ 𝑉 ) ∧ ( 𝑈 ∈ 𝐴 ∧ 𝑈 ≤ 𝑊 ) ∧ ( 𝑉 ∈ 𝐴 ∧ 𝑉 ≤ 𝑊 ) ) → ( ( ( 𝑃 ∨ 𝑈 ) ∧ 𝑊 ) ∧ 𝑉 ) = ( 𝑈 ∧ 𝑉 ) ) |
| 36 | 22 35 | eqtr3d | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ 𝑈 ≠ 𝑉 ) ∧ ( 𝑈 ∈ 𝐴 ∧ 𝑈 ≤ 𝑊 ) ∧ ( 𝑉 ∈ 𝐴 ∧ 𝑉 ≤ 𝑊 ) ) → ( ( 𝑃 ∨ 𝑈 ) ∧ ( 𝑊 ∧ 𝑉 ) ) = ( 𝑈 ∧ 𝑉 ) ) |
| 37 | simp3r | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ 𝑈 ≠ 𝑉 ) ∧ ( 𝑈 ∈ 𝐴 ∧ 𝑈 ≤ 𝑊 ) ∧ ( 𝑉 ∈ 𝐴 ∧ 𝑉 ≤ 𝑊 ) ) → 𝑉 ≤ 𝑊 ) | |
| 38 | 7 | hllatd | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ 𝑈 ≠ 𝑉 ) ∧ ( 𝑈 ∈ 𝐴 ∧ 𝑈 ≤ 𝑊 ) ∧ ( 𝑉 ∈ 𝐴 ∧ 𝑉 ≤ 𝑊 ) ) → 𝐾 ∈ Lat ) |
| 39 | 12 1 3 | latleeqm2 | ⊢ ( ( 𝐾 ∈ Lat ∧ 𝑉 ∈ ( Base ‘ 𝐾 ) ∧ 𝑊 ∈ ( Base ‘ 𝐾 ) ) → ( 𝑉 ≤ 𝑊 ↔ ( 𝑊 ∧ 𝑉 ) = 𝑉 ) ) |
| 40 | 38 20 17 39 | syl3anc | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ 𝑈 ≠ 𝑉 ) ∧ ( 𝑈 ∈ 𝐴 ∧ 𝑈 ≤ 𝑊 ) ∧ ( 𝑉 ∈ 𝐴 ∧ 𝑉 ≤ 𝑊 ) ) → ( 𝑉 ≤ 𝑊 ↔ ( 𝑊 ∧ 𝑉 ) = 𝑉 ) ) |
| 41 | 37 40 | mpbid | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ 𝑈 ≠ 𝑉 ) ∧ ( 𝑈 ∈ 𝐴 ∧ 𝑈 ≤ 𝑊 ) ∧ ( 𝑉 ∈ 𝐴 ∧ 𝑉 ≤ 𝑊 ) ) → ( 𝑊 ∧ 𝑉 ) = 𝑉 ) |
| 42 | 41 | oveq2d | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ 𝑈 ≠ 𝑉 ) ∧ ( 𝑈 ∈ 𝐴 ∧ 𝑈 ≤ 𝑊 ) ∧ ( 𝑉 ∈ 𝐴 ∧ 𝑉 ≤ 𝑊 ) ) → ( ( 𝑃 ∨ 𝑈 ) ∧ ( 𝑊 ∧ 𝑉 ) ) = ( ( 𝑃 ∨ 𝑈 ) ∧ 𝑉 ) ) |
| 43 | simp13 | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ 𝑈 ≠ 𝑉 ) ∧ ( 𝑈 ∈ 𝐴 ∧ 𝑈 ≤ 𝑊 ) ∧ ( 𝑉 ∈ 𝐴 ∧ 𝑉 ≤ 𝑊 ) ) → 𝑈 ≠ 𝑉 ) | |
| 44 | hlatl | ⊢ ( 𝐾 ∈ HL → 𝐾 ∈ AtLat ) | |
| 45 | 7 44 | syl | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ 𝑈 ≠ 𝑉 ) ∧ ( 𝑈 ∈ 𝐴 ∧ 𝑈 ≤ 𝑊 ) ∧ ( 𝑉 ∈ 𝐴 ∧ 𝑉 ≤ 𝑊 ) ) → 𝐾 ∈ AtLat ) |
| 46 | 3 4 5 | atnem0 | ⊢ ( ( 𝐾 ∈ AtLat ∧ 𝑈 ∈ 𝐴 ∧ 𝑉 ∈ 𝐴 ) → ( 𝑈 ≠ 𝑉 ↔ ( 𝑈 ∧ 𝑉 ) = 0 ) ) |
| 47 | 45 11 18 46 | syl3anc | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ 𝑈 ≠ 𝑉 ) ∧ ( 𝑈 ∈ 𝐴 ∧ 𝑈 ≤ 𝑊 ) ∧ ( 𝑉 ∈ 𝐴 ∧ 𝑉 ≤ 𝑊 ) ) → ( 𝑈 ≠ 𝑉 ↔ ( 𝑈 ∧ 𝑉 ) = 0 ) ) |
| 48 | 43 47 | mpbid | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ 𝑈 ≠ 𝑉 ) ∧ ( 𝑈 ∈ 𝐴 ∧ 𝑈 ≤ 𝑊 ) ∧ ( 𝑉 ∈ 𝐴 ∧ 𝑉 ≤ 𝑊 ) ) → ( 𝑈 ∧ 𝑉 ) = 0 ) |
| 49 | 36 42 48 | 3eqtr3d | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ 𝑈 ≠ 𝑉 ) ∧ ( 𝑈 ∈ 𝐴 ∧ 𝑈 ≤ 𝑊 ) ∧ ( 𝑉 ∈ 𝐴 ∧ 𝑉 ≤ 𝑊 ) ) → ( ( 𝑃 ∨ 𝑈 ) ∧ 𝑉 ) = 0 ) |