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Description: There is an atom in a line different from any other. (Contributed by NM, 30-Apr-2012) (New usage is discouraged.)
| Ref | Expression | ||
|---|---|---|---|
| Hypotheses | lnatex.b | ⊢ 𝐵 = ( Base ‘ 𝐾 ) | |
| lnatex.l | ⊢ ≤ = ( le ‘ 𝐾 ) | ||
| lnatex.a | ⊢ 𝐴 = ( Atoms ‘ 𝐾 ) | ||
| lnatex.n | ⊢ 𝑁 = ( Lines ‘ 𝐾 ) | ||
| lnatex.m | ⊢ 𝑀 = ( pmap ‘ 𝐾 ) | ||
| Assertion | lnatexN | ⊢ ( ( 𝐾 ∈ HL ∧ 𝑋 ∈ 𝐵 ∧ ( 𝑀 ‘ 𝑋 ) ∈ 𝑁 ) → ∃ 𝑞 ∈ 𝐴 ( 𝑞 ≠ 𝑃 ∧ 𝑞 ≤ 𝑋 ) ) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | lnatex.b | ⊢ 𝐵 = ( Base ‘ 𝐾 ) | |
| 2 | lnatex.l | ⊢ ≤ = ( le ‘ 𝐾 ) | |
| 3 | lnatex.a | ⊢ 𝐴 = ( Atoms ‘ 𝐾 ) | |
| 4 | lnatex.n | ⊢ 𝑁 = ( Lines ‘ 𝐾 ) | |
| 5 | lnatex.m | ⊢ 𝑀 = ( pmap ‘ 𝐾 ) | |
| 6 | eqid | ⊢ ( join ‘ 𝐾 ) = ( join ‘ 𝐾 ) | |
| 7 | 1 6 3 4 5 | isline3 | ⊢ ( ( 𝐾 ∈ HL ∧ 𝑋 ∈ 𝐵 ) → ( ( 𝑀 ‘ 𝑋 ) ∈ 𝑁 ↔ ∃ 𝑟 ∈ 𝐴 ∃ 𝑠 ∈ 𝐴 ( 𝑟 ≠ 𝑠 ∧ 𝑋 = ( 𝑟 ( join ‘ 𝐾 ) 𝑠 ) ) ) ) |
| 8 | 7 | biimp3a | ⊢ ( ( 𝐾 ∈ HL ∧ 𝑋 ∈ 𝐵 ∧ ( 𝑀 ‘ 𝑋 ) ∈ 𝑁 ) → ∃ 𝑟 ∈ 𝐴 ∃ 𝑠 ∈ 𝐴 ( 𝑟 ≠ 𝑠 ∧ 𝑋 = ( 𝑟 ( join ‘ 𝐾 ) 𝑠 ) ) ) |
| 9 | simpl2r | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑋 ∈ 𝐵 ∧ ( 𝑀 ‘ 𝑋 ) ∈ 𝑁 ) ∧ ( 𝑟 ∈ 𝐴 ∧ 𝑠 ∈ 𝐴 ) ∧ ( 𝑟 ≠ 𝑠 ∧ 𝑋 = ( 𝑟 ( join ‘ 𝐾 ) 𝑠 ) ) ) ∧ 𝑟 = 𝑃 ) → 𝑠 ∈ 𝐴 ) | |
| 10 | simpl3l | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑋 ∈ 𝐵 ∧ ( 𝑀 ‘ 𝑋 ) ∈ 𝑁 ) ∧ ( 𝑟 ∈ 𝐴 ∧ 𝑠 ∈ 𝐴 ) ∧ ( 𝑟 ≠ 𝑠 ∧ 𝑋 = ( 𝑟 ( join ‘ 𝐾 ) 𝑠 ) ) ) ∧ 𝑟 = 𝑃 ) → 𝑟 ≠ 𝑠 ) | |
| 11 | 10 | necomd | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑋 ∈ 𝐵 ∧ ( 𝑀 ‘ 𝑋 ) ∈ 𝑁 ) ∧ ( 𝑟 ∈ 𝐴 ∧ 𝑠 ∈ 𝐴 ) ∧ ( 𝑟 ≠ 𝑠 ∧ 𝑋 = ( 𝑟 ( join ‘ 𝐾 ) 𝑠 ) ) ) ∧ 𝑟 = 𝑃 ) → 𝑠 ≠ 𝑟 ) |
| 12 | simpr | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑋 ∈ 𝐵 ∧ ( 𝑀 ‘ 𝑋 ) ∈ 𝑁 ) ∧ ( 𝑟 ∈ 𝐴 ∧ 𝑠 ∈ 𝐴 ) ∧ ( 𝑟 ≠ 𝑠 ∧ 𝑋 = ( 𝑟 ( join ‘ 𝐾 ) 𝑠 ) ) ) ∧ 𝑟 = 𝑃 ) → 𝑟 = 𝑃 ) | |
| 13 | 11 12 | neeqtrd | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑋 ∈ 𝐵 ∧ ( 𝑀 ‘ 𝑋 ) ∈ 𝑁 ) ∧ ( 𝑟 ∈ 𝐴 ∧ 𝑠 ∈ 𝐴 ) ∧ ( 𝑟 ≠ 𝑠 ∧ 𝑋 = ( 𝑟 ( join ‘ 𝐾 ) 𝑠 ) ) ) ∧ 𝑟 = 𝑃 ) → 𝑠 ≠ 𝑃 ) |
| 14 | simpl11 | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑋 ∈ 𝐵 ∧ ( 𝑀 ‘ 𝑋 ) ∈ 𝑁 ) ∧ ( 𝑟 ∈ 𝐴 ∧ 𝑠 ∈ 𝐴 ) ∧ ( 𝑟 ≠ 𝑠 ∧ 𝑋 = ( 𝑟 ( join ‘ 𝐾 ) 𝑠 ) ) ) ∧ 𝑟 = 𝑃 ) → 𝐾 ∈ HL ) | |
| 15 | simpl2l | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑋 ∈ 𝐵 ∧ ( 𝑀 ‘ 𝑋 ) ∈ 𝑁 ) ∧ ( 𝑟 ∈ 𝐴 ∧ 𝑠 ∈ 𝐴 ) ∧ ( 𝑟 ≠ 𝑠 ∧ 𝑋 = ( 𝑟 ( join ‘ 𝐾 ) 𝑠 ) ) ) ∧ 𝑟 = 𝑃 ) → 𝑟 ∈ 𝐴 ) | |
| 16 | 2 6 3 | hlatlej2 | ⊢ ( ( 𝐾 ∈ HL ∧ 𝑟 ∈ 𝐴 ∧ 𝑠 ∈ 𝐴 ) → 𝑠 ≤ ( 𝑟 ( join ‘ 𝐾 ) 𝑠 ) ) |
| 17 | 14 15 9 16 | syl3anc | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑋 ∈ 𝐵 ∧ ( 𝑀 ‘ 𝑋 ) ∈ 𝑁 ) ∧ ( 𝑟 ∈ 𝐴 ∧ 𝑠 ∈ 𝐴 ) ∧ ( 𝑟 ≠ 𝑠 ∧ 𝑋 = ( 𝑟 ( join ‘ 𝐾 ) 𝑠 ) ) ) ∧ 𝑟 = 𝑃 ) → 𝑠 ≤ ( 𝑟 ( join ‘ 𝐾 ) 𝑠 ) ) |
| 18 | simpl3r | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑋 ∈ 𝐵 ∧ ( 𝑀 ‘ 𝑋 ) ∈ 𝑁 ) ∧ ( 𝑟 ∈ 𝐴 ∧ 𝑠 ∈ 𝐴 ) ∧ ( 𝑟 ≠ 𝑠 ∧ 𝑋 = ( 𝑟 ( join ‘ 𝐾 ) 𝑠 ) ) ) ∧ 𝑟 = 𝑃 ) → 𝑋 = ( 𝑟 ( join ‘ 𝐾 ) 𝑠 ) ) | |
| 19 | 17 18 | breqtrrd | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑋 ∈ 𝐵 ∧ ( 𝑀 ‘ 𝑋 ) ∈ 𝑁 ) ∧ ( 𝑟 ∈ 𝐴 ∧ 𝑠 ∈ 𝐴 ) ∧ ( 𝑟 ≠ 𝑠 ∧ 𝑋 = ( 𝑟 ( join ‘ 𝐾 ) 𝑠 ) ) ) ∧ 𝑟 = 𝑃 ) → 𝑠 ≤ 𝑋 ) |
| 20 | neeq1 | ⊢ ( 𝑞 = 𝑠 → ( 𝑞 ≠ 𝑃 ↔ 𝑠 ≠ 𝑃 ) ) | |
| 21 | breq1 | ⊢ ( 𝑞 = 𝑠 → ( 𝑞 ≤ 𝑋 ↔ 𝑠 ≤ 𝑋 ) ) | |
| 22 | 20 21 | anbi12d | ⊢ ( 𝑞 = 𝑠 → ( ( 𝑞 ≠ 𝑃 ∧ 𝑞 ≤ 𝑋 ) ↔ ( 𝑠 ≠ 𝑃 ∧ 𝑠 ≤ 𝑋 ) ) ) |
| 23 | 22 | rspcev | ⊢ ( ( 𝑠 ∈ 𝐴 ∧ ( 𝑠 ≠ 𝑃 ∧ 𝑠 ≤ 𝑋 ) ) → ∃ 𝑞 ∈ 𝐴 ( 𝑞 ≠ 𝑃 ∧ 𝑞 ≤ 𝑋 ) ) |
| 24 | 9 13 19 23 | syl12anc | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑋 ∈ 𝐵 ∧ ( 𝑀 ‘ 𝑋 ) ∈ 𝑁 ) ∧ ( 𝑟 ∈ 𝐴 ∧ 𝑠 ∈ 𝐴 ) ∧ ( 𝑟 ≠ 𝑠 ∧ 𝑋 = ( 𝑟 ( join ‘ 𝐾 ) 𝑠 ) ) ) ∧ 𝑟 = 𝑃 ) → ∃ 𝑞 ∈ 𝐴 ( 𝑞 ≠ 𝑃 ∧ 𝑞 ≤ 𝑋 ) ) |
| 25 | simpl2l | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑋 ∈ 𝐵 ∧ ( 𝑀 ‘ 𝑋 ) ∈ 𝑁 ) ∧ ( 𝑟 ∈ 𝐴 ∧ 𝑠 ∈ 𝐴 ) ∧ ( 𝑟 ≠ 𝑠 ∧ 𝑋 = ( 𝑟 ( join ‘ 𝐾 ) 𝑠 ) ) ) ∧ 𝑟 ≠ 𝑃 ) → 𝑟 ∈ 𝐴 ) | |
| 26 | simpr | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑋 ∈ 𝐵 ∧ ( 𝑀 ‘ 𝑋 ) ∈ 𝑁 ) ∧ ( 𝑟 ∈ 𝐴 ∧ 𝑠 ∈ 𝐴 ) ∧ ( 𝑟 ≠ 𝑠 ∧ 𝑋 = ( 𝑟 ( join ‘ 𝐾 ) 𝑠 ) ) ) ∧ 𝑟 ≠ 𝑃 ) → 𝑟 ≠ 𝑃 ) | |
| 27 | simpl11 | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑋 ∈ 𝐵 ∧ ( 𝑀 ‘ 𝑋 ) ∈ 𝑁 ) ∧ ( 𝑟 ∈ 𝐴 ∧ 𝑠 ∈ 𝐴 ) ∧ ( 𝑟 ≠ 𝑠 ∧ 𝑋 = ( 𝑟 ( join ‘ 𝐾 ) 𝑠 ) ) ) ∧ 𝑟 ≠ 𝑃 ) → 𝐾 ∈ HL ) | |
| 28 | simpl2r | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑋 ∈ 𝐵 ∧ ( 𝑀 ‘ 𝑋 ) ∈ 𝑁 ) ∧ ( 𝑟 ∈ 𝐴 ∧ 𝑠 ∈ 𝐴 ) ∧ ( 𝑟 ≠ 𝑠 ∧ 𝑋 = ( 𝑟 ( join ‘ 𝐾 ) 𝑠 ) ) ) ∧ 𝑟 ≠ 𝑃 ) → 𝑠 ∈ 𝐴 ) | |
| 29 | 2 6 3 | hlatlej1 | ⊢ ( ( 𝐾 ∈ HL ∧ 𝑟 ∈ 𝐴 ∧ 𝑠 ∈ 𝐴 ) → 𝑟 ≤ ( 𝑟 ( join ‘ 𝐾 ) 𝑠 ) ) |
| 30 | 27 25 28 29 | syl3anc | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑋 ∈ 𝐵 ∧ ( 𝑀 ‘ 𝑋 ) ∈ 𝑁 ) ∧ ( 𝑟 ∈ 𝐴 ∧ 𝑠 ∈ 𝐴 ) ∧ ( 𝑟 ≠ 𝑠 ∧ 𝑋 = ( 𝑟 ( join ‘ 𝐾 ) 𝑠 ) ) ) ∧ 𝑟 ≠ 𝑃 ) → 𝑟 ≤ ( 𝑟 ( join ‘ 𝐾 ) 𝑠 ) ) |
| 31 | simpl3r | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑋 ∈ 𝐵 ∧ ( 𝑀 ‘ 𝑋 ) ∈ 𝑁 ) ∧ ( 𝑟 ∈ 𝐴 ∧ 𝑠 ∈ 𝐴 ) ∧ ( 𝑟 ≠ 𝑠 ∧ 𝑋 = ( 𝑟 ( join ‘ 𝐾 ) 𝑠 ) ) ) ∧ 𝑟 ≠ 𝑃 ) → 𝑋 = ( 𝑟 ( join ‘ 𝐾 ) 𝑠 ) ) | |
| 32 | 30 31 | breqtrrd | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑋 ∈ 𝐵 ∧ ( 𝑀 ‘ 𝑋 ) ∈ 𝑁 ) ∧ ( 𝑟 ∈ 𝐴 ∧ 𝑠 ∈ 𝐴 ) ∧ ( 𝑟 ≠ 𝑠 ∧ 𝑋 = ( 𝑟 ( join ‘ 𝐾 ) 𝑠 ) ) ) ∧ 𝑟 ≠ 𝑃 ) → 𝑟 ≤ 𝑋 ) |
| 33 | neeq1 | ⊢ ( 𝑞 = 𝑟 → ( 𝑞 ≠ 𝑃 ↔ 𝑟 ≠ 𝑃 ) ) | |
| 34 | breq1 | ⊢ ( 𝑞 = 𝑟 → ( 𝑞 ≤ 𝑋 ↔ 𝑟 ≤ 𝑋 ) ) | |
| 35 | 33 34 | anbi12d | ⊢ ( 𝑞 = 𝑟 → ( ( 𝑞 ≠ 𝑃 ∧ 𝑞 ≤ 𝑋 ) ↔ ( 𝑟 ≠ 𝑃 ∧ 𝑟 ≤ 𝑋 ) ) ) |
| 36 | 35 | rspcev | ⊢ ( ( 𝑟 ∈ 𝐴 ∧ ( 𝑟 ≠ 𝑃 ∧ 𝑟 ≤ 𝑋 ) ) → ∃ 𝑞 ∈ 𝐴 ( 𝑞 ≠ 𝑃 ∧ 𝑞 ≤ 𝑋 ) ) |
| 37 | 25 26 32 36 | syl12anc | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑋 ∈ 𝐵 ∧ ( 𝑀 ‘ 𝑋 ) ∈ 𝑁 ) ∧ ( 𝑟 ∈ 𝐴 ∧ 𝑠 ∈ 𝐴 ) ∧ ( 𝑟 ≠ 𝑠 ∧ 𝑋 = ( 𝑟 ( join ‘ 𝐾 ) 𝑠 ) ) ) ∧ 𝑟 ≠ 𝑃 ) → ∃ 𝑞 ∈ 𝐴 ( 𝑞 ≠ 𝑃 ∧ 𝑞 ≤ 𝑋 ) ) |
| 38 | 24 37 | pm2.61dane | ⊢ ( ( ( 𝐾 ∈ HL ∧ 𝑋 ∈ 𝐵 ∧ ( 𝑀 ‘ 𝑋 ) ∈ 𝑁 ) ∧ ( 𝑟 ∈ 𝐴 ∧ 𝑠 ∈ 𝐴 ) ∧ ( 𝑟 ≠ 𝑠 ∧ 𝑋 = ( 𝑟 ( join ‘ 𝐾 ) 𝑠 ) ) ) → ∃ 𝑞 ∈ 𝐴 ( 𝑞 ≠ 𝑃 ∧ 𝑞 ≤ 𝑋 ) ) |
| 39 | 38 | 3exp | ⊢ ( ( 𝐾 ∈ HL ∧ 𝑋 ∈ 𝐵 ∧ ( 𝑀 ‘ 𝑋 ) ∈ 𝑁 ) → ( ( 𝑟 ∈ 𝐴 ∧ 𝑠 ∈ 𝐴 ) → ( ( 𝑟 ≠ 𝑠 ∧ 𝑋 = ( 𝑟 ( join ‘ 𝐾 ) 𝑠 ) ) → ∃ 𝑞 ∈ 𝐴 ( 𝑞 ≠ 𝑃 ∧ 𝑞 ≤ 𝑋 ) ) ) ) |
| 40 | 39 | rexlimdvv | ⊢ ( ( 𝐾 ∈ HL ∧ 𝑋 ∈ 𝐵 ∧ ( 𝑀 ‘ 𝑋 ) ∈ 𝑁 ) → ( ∃ 𝑟 ∈ 𝐴 ∃ 𝑠 ∈ 𝐴 ( 𝑟 ≠ 𝑠 ∧ 𝑋 = ( 𝑟 ( join ‘ 𝐾 ) 𝑠 ) ) → ∃ 𝑞 ∈ 𝐴 ( 𝑞 ≠ 𝑃 ∧ 𝑞 ≤ 𝑋 ) ) ) |
| 41 | 8 40 | mpd | ⊢ ( ( 𝐾 ∈ HL ∧ 𝑋 ∈ 𝐵 ∧ ( 𝑀 ‘ 𝑋 ) ∈ 𝑁 ) → ∃ 𝑞 ∈ 𝐴 ( 𝑞 ≠ 𝑃 ∧ 𝑞 ≤ 𝑋 ) ) |