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Description: The image of the map G is the entire one-dimensional subspace ( IV ) . Remark after Lemma M of Crawley p. 121 line 23. (Contributed by NM, 24-Nov-2013) (New usage is discouraged.)
| Ref | Expression | ||
|---|---|---|---|
| Hypotheses | cdlemm10.l | ⊢ ≤ = ( le ‘ 𝐾 ) | |
| cdlemm10.j | ⊢ ∨ = ( join ‘ 𝐾 ) | ||
| cdlemm10.a | ⊢ 𝐴 = ( Atoms ‘ 𝐾 ) | ||
| cdlemm10.h | ⊢ 𝐻 = ( LHyp ‘ 𝐾 ) | ||
| cdlemm10.t | ⊢ 𝑇 = ( ( LTrn ‘ 𝐾 ) ‘ 𝑊 ) | ||
| cdlemm10.r | ⊢ 𝑅 = ( ( trL ‘ 𝐾 ) ‘ 𝑊 ) | ||
| cdlemm10.i | ⊢ 𝐼 = ( ( DIsoA ‘ 𝐾 ) ‘ 𝑊 ) | ||
| cdlemm10.c | ⊢ 𝐶 = { 𝑟 ∈ 𝐴 ∣ ( 𝑟 ≤ ( 𝑃 ∨ 𝑉 ) ∧ ¬ 𝑟 ≤ 𝑊 ) } | ||
| cdlemm10.f | ⊢ 𝐹 = ( ℩ 𝑓 ∈ 𝑇 ( 𝑓 ‘ 𝑃 ) = 𝑠 ) | ||
| cdlemm10.g | ⊢ 𝐺 = ( 𝑞 ∈ 𝐶 ↦ ( ℩ 𝑓 ∈ 𝑇 ( 𝑓 ‘ 𝑃 ) = 𝑞 ) ) | ||
| Assertion | cdlemm10N | ⊢ ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ ( 𝑉 ∈ 𝐴 ∧ 𝑉 ≤ 𝑊 ) ) → ran 𝐺 = ( 𝐼 ‘ 𝑉 ) ) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | cdlemm10.l | ⊢ ≤ = ( le ‘ 𝐾 ) | |
| 2 | cdlemm10.j | ⊢ ∨ = ( join ‘ 𝐾 ) | |
| 3 | cdlemm10.a | ⊢ 𝐴 = ( Atoms ‘ 𝐾 ) | |
| 4 | cdlemm10.h | ⊢ 𝐻 = ( LHyp ‘ 𝐾 ) | |
| 5 | cdlemm10.t | ⊢ 𝑇 = ( ( LTrn ‘ 𝐾 ) ‘ 𝑊 ) | |
| 6 | cdlemm10.r | ⊢ 𝑅 = ( ( trL ‘ 𝐾 ) ‘ 𝑊 ) | |
| 7 | cdlemm10.i | ⊢ 𝐼 = ( ( DIsoA ‘ 𝐾 ) ‘ 𝑊 ) | |
| 8 | cdlemm10.c | ⊢ 𝐶 = { 𝑟 ∈ 𝐴 ∣ ( 𝑟 ≤ ( 𝑃 ∨ 𝑉 ) ∧ ¬ 𝑟 ≤ 𝑊 ) } | |
| 9 | cdlemm10.f | ⊢ 𝐹 = ( ℩ 𝑓 ∈ 𝑇 ( 𝑓 ‘ 𝑃 ) = 𝑠 ) | |
| 10 | cdlemm10.g | ⊢ 𝐺 = ( 𝑞 ∈ 𝐶 ↦ ( ℩ 𝑓 ∈ 𝑇 ( 𝑓 ‘ 𝑃 ) = 𝑞 ) ) | |
| 11 | riotaex | ⊢ ( ℩ 𝑓 ∈ 𝑇 ( 𝑓 ‘ 𝑃 ) = 𝑞 ) ∈ V | |
| 12 | 11 10 | fnmpti | ⊢ 𝐺 Fn 𝐶 |
| 13 | fvelrnb | ⊢ ( 𝐺 Fn 𝐶 → ( 𝑔 ∈ ran 𝐺 ↔ ∃ 𝑠 ∈ 𝐶 ( 𝐺 ‘ 𝑠 ) = 𝑔 ) ) | |
| 14 | 12 13 | ax-mp | ⊢ ( 𝑔 ∈ ran 𝐺 ↔ ∃ 𝑠 ∈ 𝐶 ( 𝐺 ‘ 𝑠 ) = 𝑔 ) |
| 15 | eqeq2 | ⊢ ( 𝑞 = 𝑠 → ( ( 𝑓 ‘ 𝑃 ) = 𝑞 ↔ ( 𝑓 ‘ 𝑃 ) = 𝑠 ) ) | |
| 16 | 15 | riotabidv | ⊢ ( 𝑞 = 𝑠 → ( ℩ 𝑓 ∈ 𝑇 ( 𝑓 ‘ 𝑃 ) = 𝑞 ) = ( ℩ 𝑓 ∈ 𝑇 ( 𝑓 ‘ 𝑃 ) = 𝑠 ) ) |
| 17 | riotaex | ⊢ ( ℩ 𝑓 ∈ 𝑇 ( 𝑓 ‘ 𝑃 ) = 𝑠 ) ∈ V | |
| 18 | 16 10 17 | fvmpt | ⊢ ( 𝑠 ∈ 𝐶 → ( 𝐺 ‘ 𝑠 ) = ( ℩ 𝑓 ∈ 𝑇 ( 𝑓 ‘ 𝑃 ) = 𝑠 ) ) |
| 19 | 18 9 | eqtr4di | ⊢ ( 𝑠 ∈ 𝐶 → ( 𝐺 ‘ 𝑠 ) = 𝐹 ) |
| 20 | 19 | adantl | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ ( 𝑉 ∈ 𝐴 ∧ 𝑉 ≤ 𝑊 ) ) ∧ 𝑠 ∈ 𝐶 ) → ( 𝐺 ‘ 𝑠 ) = 𝐹 ) |
| 21 | 20 | eqeq1d | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ ( 𝑉 ∈ 𝐴 ∧ 𝑉 ≤ 𝑊 ) ) ∧ 𝑠 ∈ 𝐶 ) → ( ( 𝐺 ‘ 𝑠 ) = 𝑔 ↔ 𝐹 = 𝑔 ) ) |
| 22 | 21 | rexbidva | ⊢ ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ ( 𝑉 ∈ 𝐴 ∧ 𝑉 ≤ 𝑊 ) ) → ( ∃ 𝑠 ∈ 𝐶 ( 𝐺 ‘ 𝑠 ) = 𝑔 ↔ ∃ 𝑠 ∈ 𝐶 𝐹 = 𝑔 ) ) |
| 23 | simpl1 | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ ( 𝑉 ∈ 𝐴 ∧ 𝑉 ≤ 𝑊 ) ) ∧ ( 𝑔 ∈ 𝑇 ∧ ( 𝑅 ‘ 𝑔 ) ≤ 𝑉 ) ) → ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ) | |
| 24 | simprl | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ ( 𝑉 ∈ 𝐴 ∧ 𝑉 ≤ 𝑊 ) ) ∧ ( 𝑔 ∈ 𝑇 ∧ ( 𝑅 ‘ 𝑔 ) ≤ 𝑉 ) ) → 𝑔 ∈ 𝑇 ) | |
| 25 | simpl2l | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ ( 𝑉 ∈ 𝐴 ∧ 𝑉 ≤ 𝑊 ) ) ∧ ( 𝑔 ∈ 𝑇 ∧ ( 𝑅 ‘ 𝑔 ) ≤ 𝑉 ) ) → 𝑃 ∈ 𝐴 ) | |
| 26 | 1 3 4 5 | ltrnat | ⊢ ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ 𝑔 ∈ 𝑇 ∧ 𝑃 ∈ 𝐴 ) → ( 𝑔 ‘ 𝑃 ) ∈ 𝐴 ) |
| 27 | 23 24 25 26 | syl3anc | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ ( 𝑉 ∈ 𝐴 ∧ 𝑉 ≤ 𝑊 ) ) ∧ ( 𝑔 ∈ 𝑇 ∧ ( 𝑅 ‘ 𝑔 ) ≤ 𝑉 ) ) → ( 𝑔 ‘ 𝑃 ) ∈ 𝐴 ) |
| 28 | eqid | ⊢ ( Base ‘ 𝐾 ) = ( Base ‘ 𝐾 ) | |
| 29 | simpl1l | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ ( 𝑉 ∈ 𝐴 ∧ 𝑉 ≤ 𝑊 ) ) ∧ ( 𝑔 ∈ 𝑇 ∧ ( 𝑅 ‘ 𝑔 ) ≤ 𝑉 ) ) → 𝐾 ∈ HL ) | |
| 30 | 29 | hllatd | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ ( 𝑉 ∈ 𝐴 ∧ 𝑉 ≤ 𝑊 ) ) ∧ ( 𝑔 ∈ 𝑇 ∧ ( 𝑅 ‘ 𝑔 ) ≤ 𝑉 ) ) → 𝐾 ∈ Lat ) |
| 31 | 28 3 | atbase | ⊢ ( 𝑃 ∈ 𝐴 → 𝑃 ∈ ( Base ‘ 𝐾 ) ) |
| 32 | 25 31 | syl | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ ( 𝑉 ∈ 𝐴 ∧ 𝑉 ≤ 𝑊 ) ) ∧ ( 𝑔 ∈ 𝑇 ∧ ( 𝑅 ‘ 𝑔 ) ≤ 𝑉 ) ) → 𝑃 ∈ ( Base ‘ 𝐾 ) ) |
| 33 | 28 4 5 | ltrncl | ⊢ ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ 𝑔 ∈ 𝑇 ∧ 𝑃 ∈ ( Base ‘ 𝐾 ) ) → ( 𝑔 ‘ 𝑃 ) ∈ ( Base ‘ 𝐾 ) ) |
| 34 | 23 24 32 33 | syl3anc | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ ( 𝑉 ∈ 𝐴 ∧ 𝑉 ≤ 𝑊 ) ) ∧ ( 𝑔 ∈ 𝑇 ∧ ( 𝑅 ‘ 𝑔 ) ≤ 𝑉 ) ) → ( 𝑔 ‘ 𝑃 ) ∈ ( Base ‘ 𝐾 ) ) |
| 35 | 28 2 | latjcl | ⊢ ( ( 𝐾 ∈ Lat ∧ 𝑃 ∈ ( Base ‘ 𝐾 ) ∧ ( 𝑔 ‘ 𝑃 ) ∈ ( Base ‘ 𝐾 ) ) → ( 𝑃 ∨ ( 𝑔 ‘ 𝑃 ) ) ∈ ( Base ‘ 𝐾 ) ) |
| 36 | 30 32 34 35 | syl3anc | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ ( 𝑉 ∈ 𝐴 ∧ 𝑉 ≤ 𝑊 ) ) ∧ ( 𝑔 ∈ 𝑇 ∧ ( 𝑅 ‘ 𝑔 ) ≤ 𝑉 ) ) → ( 𝑃 ∨ ( 𝑔 ‘ 𝑃 ) ) ∈ ( Base ‘ 𝐾 ) ) |
| 37 | simpl3l | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ ( 𝑉 ∈ 𝐴 ∧ 𝑉 ≤ 𝑊 ) ) ∧ ( 𝑔 ∈ 𝑇 ∧ ( 𝑅 ‘ 𝑔 ) ≤ 𝑉 ) ) → 𝑉 ∈ 𝐴 ) | |
| 38 | 28 2 3 | hlatjcl | ⊢ ( ( 𝐾 ∈ HL ∧ 𝑃 ∈ 𝐴 ∧ 𝑉 ∈ 𝐴 ) → ( 𝑃 ∨ 𝑉 ) ∈ ( Base ‘ 𝐾 ) ) |
| 39 | 29 25 37 38 | syl3anc | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ ( 𝑉 ∈ 𝐴 ∧ 𝑉 ≤ 𝑊 ) ) ∧ ( 𝑔 ∈ 𝑇 ∧ ( 𝑅 ‘ 𝑔 ) ≤ 𝑉 ) ) → ( 𝑃 ∨ 𝑉 ) ∈ ( Base ‘ 𝐾 ) ) |
| 40 | 28 1 2 | latlej2 | ⊢ ( ( 𝐾 ∈ Lat ∧ 𝑃 ∈ ( Base ‘ 𝐾 ) ∧ ( 𝑔 ‘ 𝑃 ) ∈ ( Base ‘ 𝐾 ) ) → ( 𝑔 ‘ 𝑃 ) ≤ ( 𝑃 ∨ ( 𝑔 ‘ 𝑃 ) ) ) |
| 41 | 30 32 34 40 | syl3anc | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ ( 𝑉 ∈ 𝐴 ∧ 𝑉 ≤ 𝑊 ) ) ∧ ( 𝑔 ∈ 𝑇 ∧ ( 𝑅 ‘ 𝑔 ) ≤ 𝑉 ) ) → ( 𝑔 ‘ 𝑃 ) ≤ ( 𝑃 ∨ ( 𝑔 ‘ 𝑃 ) ) ) |
| 42 | simpl2 | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ ( 𝑉 ∈ 𝐴 ∧ 𝑉 ≤ 𝑊 ) ) ∧ ( 𝑔 ∈ 𝑇 ∧ ( 𝑅 ‘ 𝑔 ) ≤ 𝑉 ) ) → ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ) | |
| 43 | 1 2 3 4 5 6 | trljat1 | ⊢ ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ 𝑔 ∈ 𝑇 ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ) → ( 𝑃 ∨ ( 𝑅 ‘ 𝑔 ) ) = ( 𝑃 ∨ ( 𝑔 ‘ 𝑃 ) ) ) |
| 44 | 23 24 42 43 | syl3anc | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ ( 𝑉 ∈ 𝐴 ∧ 𝑉 ≤ 𝑊 ) ) ∧ ( 𝑔 ∈ 𝑇 ∧ ( 𝑅 ‘ 𝑔 ) ≤ 𝑉 ) ) → ( 𝑃 ∨ ( 𝑅 ‘ 𝑔 ) ) = ( 𝑃 ∨ ( 𝑔 ‘ 𝑃 ) ) ) |
| 45 | simprr | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ ( 𝑉 ∈ 𝐴 ∧ 𝑉 ≤ 𝑊 ) ) ∧ ( 𝑔 ∈ 𝑇 ∧ ( 𝑅 ‘ 𝑔 ) ≤ 𝑉 ) ) → ( 𝑅 ‘ 𝑔 ) ≤ 𝑉 ) | |
| 46 | 28 4 5 6 | trlcl | ⊢ ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ 𝑔 ∈ 𝑇 ) → ( 𝑅 ‘ 𝑔 ) ∈ ( Base ‘ 𝐾 ) ) |
| 47 | 23 24 46 | syl2anc | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ ( 𝑉 ∈ 𝐴 ∧ 𝑉 ≤ 𝑊 ) ) ∧ ( 𝑔 ∈ 𝑇 ∧ ( 𝑅 ‘ 𝑔 ) ≤ 𝑉 ) ) → ( 𝑅 ‘ 𝑔 ) ∈ ( Base ‘ 𝐾 ) ) |
| 48 | 28 3 | atbase | ⊢ ( 𝑉 ∈ 𝐴 → 𝑉 ∈ ( Base ‘ 𝐾 ) ) |
| 49 | 37 48 | syl | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ ( 𝑉 ∈ 𝐴 ∧ 𝑉 ≤ 𝑊 ) ) ∧ ( 𝑔 ∈ 𝑇 ∧ ( 𝑅 ‘ 𝑔 ) ≤ 𝑉 ) ) → 𝑉 ∈ ( Base ‘ 𝐾 ) ) |
| 50 | 28 1 2 | latjlej2 | ⊢ ( ( 𝐾 ∈ Lat ∧ ( ( 𝑅 ‘ 𝑔 ) ∈ ( Base ‘ 𝐾 ) ∧ 𝑉 ∈ ( Base ‘ 𝐾 ) ∧ 𝑃 ∈ ( Base ‘ 𝐾 ) ) ) → ( ( 𝑅 ‘ 𝑔 ) ≤ 𝑉 → ( 𝑃 ∨ ( 𝑅 ‘ 𝑔 ) ) ≤ ( 𝑃 ∨ 𝑉 ) ) ) |
| 51 | 30 47 49 32 50 | syl13anc | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ ( 𝑉 ∈ 𝐴 ∧ 𝑉 ≤ 𝑊 ) ) ∧ ( 𝑔 ∈ 𝑇 ∧ ( 𝑅 ‘ 𝑔 ) ≤ 𝑉 ) ) → ( ( 𝑅 ‘ 𝑔 ) ≤ 𝑉 → ( 𝑃 ∨ ( 𝑅 ‘ 𝑔 ) ) ≤ ( 𝑃 ∨ 𝑉 ) ) ) |
| 52 | 45 51 | mpd | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ ( 𝑉 ∈ 𝐴 ∧ 𝑉 ≤ 𝑊 ) ) ∧ ( 𝑔 ∈ 𝑇 ∧ ( 𝑅 ‘ 𝑔 ) ≤ 𝑉 ) ) → ( 𝑃 ∨ ( 𝑅 ‘ 𝑔 ) ) ≤ ( 𝑃 ∨ 𝑉 ) ) |
| 53 | 44 52 | eqbrtrrd | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ ( 𝑉 ∈ 𝐴 ∧ 𝑉 ≤ 𝑊 ) ) ∧ ( 𝑔 ∈ 𝑇 ∧ ( 𝑅 ‘ 𝑔 ) ≤ 𝑉 ) ) → ( 𝑃 ∨ ( 𝑔 ‘ 𝑃 ) ) ≤ ( 𝑃 ∨ 𝑉 ) ) |
| 54 | 28 1 30 34 36 39 41 53 | lattrd | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ ( 𝑉 ∈ 𝐴 ∧ 𝑉 ≤ 𝑊 ) ) ∧ ( 𝑔 ∈ 𝑇 ∧ ( 𝑅 ‘ 𝑔 ) ≤ 𝑉 ) ) → ( 𝑔 ‘ 𝑃 ) ≤ ( 𝑃 ∨ 𝑉 ) ) |
| 55 | 1 3 4 5 | ltrnel | ⊢ ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ 𝑔 ∈ 𝑇 ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ) → ( ( 𝑔 ‘ 𝑃 ) ∈ 𝐴 ∧ ¬ ( 𝑔 ‘ 𝑃 ) ≤ 𝑊 ) ) |
| 56 | 55 | simprd | ⊢ ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ 𝑔 ∈ 𝑇 ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ) → ¬ ( 𝑔 ‘ 𝑃 ) ≤ 𝑊 ) |
| 57 | 23 24 42 56 | syl3anc | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ ( 𝑉 ∈ 𝐴 ∧ 𝑉 ≤ 𝑊 ) ) ∧ ( 𝑔 ∈ 𝑇 ∧ ( 𝑅 ‘ 𝑔 ) ≤ 𝑉 ) ) → ¬ ( 𝑔 ‘ 𝑃 ) ≤ 𝑊 ) |
| 58 | 54 57 | jca | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ ( 𝑉 ∈ 𝐴 ∧ 𝑉 ≤ 𝑊 ) ) ∧ ( 𝑔 ∈ 𝑇 ∧ ( 𝑅 ‘ 𝑔 ) ≤ 𝑉 ) ) → ( ( 𝑔 ‘ 𝑃 ) ≤ ( 𝑃 ∨ 𝑉 ) ∧ ¬ ( 𝑔 ‘ 𝑃 ) ≤ 𝑊 ) ) |
| 59 | breq1 | ⊢ ( 𝑟 = ( 𝑔 ‘ 𝑃 ) → ( 𝑟 ≤ ( 𝑃 ∨ 𝑉 ) ↔ ( 𝑔 ‘ 𝑃 ) ≤ ( 𝑃 ∨ 𝑉 ) ) ) | |
| 60 | breq1 | ⊢ ( 𝑟 = ( 𝑔 ‘ 𝑃 ) → ( 𝑟 ≤ 𝑊 ↔ ( 𝑔 ‘ 𝑃 ) ≤ 𝑊 ) ) | |
| 61 | 60 | notbid | ⊢ ( 𝑟 = ( 𝑔 ‘ 𝑃 ) → ( ¬ 𝑟 ≤ 𝑊 ↔ ¬ ( 𝑔 ‘ 𝑃 ) ≤ 𝑊 ) ) |
| 62 | 59 61 | anbi12d | ⊢ ( 𝑟 = ( 𝑔 ‘ 𝑃 ) → ( ( 𝑟 ≤ ( 𝑃 ∨ 𝑉 ) ∧ ¬ 𝑟 ≤ 𝑊 ) ↔ ( ( 𝑔 ‘ 𝑃 ) ≤ ( 𝑃 ∨ 𝑉 ) ∧ ¬ ( 𝑔 ‘ 𝑃 ) ≤ 𝑊 ) ) ) |
| 63 | 62 8 | elrab2 | ⊢ ( ( 𝑔 ‘ 𝑃 ) ∈ 𝐶 ↔ ( ( 𝑔 ‘ 𝑃 ) ∈ 𝐴 ∧ ( ( 𝑔 ‘ 𝑃 ) ≤ ( 𝑃 ∨ 𝑉 ) ∧ ¬ ( 𝑔 ‘ 𝑃 ) ≤ 𝑊 ) ) ) |
| 64 | 27 58 63 | sylanbrc | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ ( 𝑉 ∈ 𝐴 ∧ 𝑉 ≤ 𝑊 ) ) ∧ ( 𝑔 ∈ 𝑇 ∧ ( 𝑅 ‘ 𝑔 ) ≤ 𝑉 ) ) → ( 𝑔 ‘ 𝑃 ) ∈ 𝐶 ) |
| 65 | 1 3 4 5 | cdlemeiota | ⊢ ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ 𝑔 ∈ 𝑇 ) → 𝑔 = ( ℩ 𝑓 ∈ 𝑇 ( 𝑓 ‘ 𝑃 ) = ( 𝑔 ‘ 𝑃 ) ) ) |
| 66 | 23 42 24 65 | syl3anc | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ ( 𝑉 ∈ 𝐴 ∧ 𝑉 ≤ 𝑊 ) ) ∧ ( 𝑔 ∈ 𝑇 ∧ ( 𝑅 ‘ 𝑔 ) ≤ 𝑉 ) ) → 𝑔 = ( ℩ 𝑓 ∈ 𝑇 ( 𝑓 ‘ 𝑃 ) = ( 𝑔 ‘ 𝑃 ) ) ) |
| 67 | 66 | eqcomd | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ ( 𝑉 ∈ 𝐴 ∧ 𝑉 ≤ 𝑊 ) ) ∧ ( 𝑔 ∈ 𝑇 ∧ ( 𝑅 ‘ 𝑔 ) ≤ 𝑉 ) ) → ( ℩ 𝑓 ∈ 𝑇 ( 𝑓 ‘ 𝑃 ) = ( 𝑔 ‘ 𝑃 ) ) = 𝑔 ) |
| 68 | eqeq2 | ⊢ ( 𝑠 = ( 𝑔 ‘ 𝑃 ) → ( ( 𝑓 ‘ 𝑃 ) = 𝑠 ↔ ( 𝑓 ‘ 𝑃 ) = ( 𝑔 ‘ 𝑃 ) ) ) | |
| 69 | 68 | riotabidv | ⊢ ( 𝑠 = ( 𝑔 ‘ 𝑃 ) → ( ℩ 𝑓 ∈ 𝑇 ( 𝑓 ‘ 𝑃 ) = 𝑠 ) = ( ℩ 𝑓 ∈ 𝑇 ( 𝑓 ‘ 𝑃 ) = ( 𝑔 ‘ 𝑃 ) ) ) |
| 70 | 9 69 | eqtrid | ⊢ ( 𝑠 = ( 𝑔 ‘ 𝑃 ) → 𝐹 = ( ℩ 𝑓 ∈ 𝑇 ( 𝑓 ‘ 𝑃 ) = ( 𝑔 ‘ 𝑃 ) ) ) |
| 71 | 70 | eqeq1d | ⊢ ( 𝑠 = ( 𝑔 ‘ 𝑃 ) → ( 𝐹 = 𝑔 ↔ ( ℩ 𝑓 ∈ 𝑇 ( 𝑓 ‘ 𝑃 ) = ( 𝑔 ‘ 𝑃 ) ) = 𝑔 ) ) |
| 72 | 71 | rspcev | ⊢ ( ( ( 𝑔 ‘ 𝑃 ) ∈ 𝐶 ∧ ( ℩ 𝑓 ∈ 𝑇 ( 𝑓 ‘ 𝑃 ) = ( 𝑔 ‘ 𝑃 ) ) = 𝑔 ) → ∃ 𝑠 ∈ 𝐶 𝐹 = 𝑔 ) |
| 73 | 64 67 72 | syl2anc | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ ( 𝑉 ∈ 𝐴 ∧ 𝑉 ≤ 𝑊 ) ) ∧ ( 𝑔 ∈ 𝑇 ∧ ( 𝑅 ‘ 𝑔 ) ≤ 𝑉 ) ) → ∃ 𝑠 ∈ 𝐶 𝐹 = 𝑔 ) |
| 74 | 73 | ex | ⊢ ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ ( 𝑉 ∈ 𝐴 ∧ 𝑉 ≤ 𝑊 ) ) → ( ( 𝑔 ∈ 𝑇 ∧ ( 𝑅 ‘ 𝑔 ) ≤ 𝑉 ) → ∃ 𝑠 ∈ 𝐶 𝐹 = 𝑔 ) ) |
| 75 | breq1 | ⊢ ( 𝑟 = 𝑠 → ( 𝑟 ≤ ( 𝑃 ∨ 𝑉 ) ↔ 𝑠 ≤ ( 𝑃 ∨ 𝑉 ) ) ) | |
| 76 | breq1 | ⊢ ( 𝑟 = 𝑠 → ( 𝑟 ≤ 𝑊 ↔ 𝑠 ≤ 𝑊 ) ) | |
| 77 | 76 | notbid | ⊢ ( 𝑟 = 𝑠 → ( ¬ 𝑟 ≤ 𝑊 ↔ ¬ 𝑠 ≤ 𝑊 ) ) |
| 78 | 75 77 | anbi12d | ⊢ ( 𝑟 = 𝑠 → ( ( 𝑟 ≤ ( 𝑃 ∨ 𝑉 ) ∧ ¬ 𝑟 ≤ 𝑊 ) ↔ ( 𝑠 ≤ ( 𝑃 ∨ 𝑉 ) ∧ ¬ 𝑠 ≤ 𝑊 ) ) ) |
| 79 | 78 8 | elrab2 | ⊢ ( 𝑠 ∈ 𝐶 ↔ ( 𝑠 ∈ 𝐴 ∧ ( 𝑠 ≤ ( 𝑃 ∨ 𝑉 ) ∧ ¬ 𝑠 ≤ 𝑊 ) ) ) |
| 80 | simpl1 | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ ( 𝑉 ∈ 𝐴 ∧ 𝑉 ≤ 𝑊 ) ) ∧ ( 𝑠 ∈ 𝐴 ∧ ( 𝑠 ≤ ( 𝑃 ∨ 𝑉 ) ∧ ¬ 𝑠 ≤ 𝑊 ) ) ) → ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ) | |
| 81 | simpl2l | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ ( 𝑉 ∈ 𝐴 ∧ 𝑉 ≤ 𝑊 ) ) ∧ ( 𝑠 ∈ 𝐴 ∧ ( 𝑠 ≤ ( 𝑃 ∨ 𝑉 ) ∧ ¬ 𝑠 ≤ 𝑊 ) ) ) → 𝑃 ∈ 𝐴 ) | |
| 82 | simpl2r | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ ( 𝑉 ∈ 𝐴 ∧ 𝑉 ≤ 𝑊 ) ) ∧ ( 𝑠 ∈ 𝐴 ∧ ( 𝑠 ≤ ( 𝑃 ∨ 𝑉 ) ∧ ¬ 𝑠 ≤ 𝑊 ) ) ) → ¬ 𝑃 ≤ 𝑊 ) | |
| 83 | simprl | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ ( 𝑉 ∈ 𝐴 ∧ 𝑉 ≤ 𝑊 ) ) ∧ ( 𝑠 ∈ 𝐴 ∧ ( 𝑠 ≤ ( 𝑃 ∨ 𝑉 ) ∧ ¬ 𝑠 ≤ 𝑊 ) ) ) → 𝑠 ∈ 𝐴 ) | |
| 84 | simprrr | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ ( 𝑉 ∈ 𝐴 ∧ 𝑉 ≤ 𝑊 ) ) ∧ ( 𝑠 ∈ 𝐴 ∧ ( 𝑠 ≤ ( 𝑃 ∨ 𝑉 ) ∧ ¬ 𝑠 ≤ 𝑊 ) ) ) → ¬ 𝑠 ≤ 𝑊 ) | |
| 85 | 1 3 4 5 9 | ltrniotacl | ⊢ ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ ( 𝑠 ∈ 𝐴 ∧ ¬ 𝑠 ≤ 𝑊 ) ) → 𝐹 ∈ 𝑇 ) |
| 86 | 1 3 4 5 9 | ltrniotaval | ⊢ ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ ( 𝑠 ∈ 𝐴 ∧ ¬ 𝑠 ≤ 𝑊 ) ) → ( 𝐹 ‘ 𝑃 ) = 𝑠 ) |
| 87 | 85 86 | jca | ⊢ ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ ( 𝑠 ∈ 𝐴 ∧ ¬ 𝑠 ≤ 𝑊 ) ) → ( 𝐹 ∈ 𝑇 ∧ ( 𝐹 ‘ 𝑃 ) = 𝑠 ) ) |
| 88 | 80 81 82 83 84 87 | syl122anc | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ ( 𝑉 ∈ 𝐴 ∧ 𝑉 ≤ 𝑊 ) ) ∧ ( 𝑠 ∈ 𝐴 ∧ ( 𝑠 ≤ ( 𝑃 ∨ 𝑉 ) ∧ ¬ 𝑠 ≤ 𝑊 ) ) ) → ( 𝐹 ∈ 𝑇 ∧ ( 𝐹 ‘ 𝑃 ) = 𝑠 ) ) |
| 89 | simp3l | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ ( 𝑉 ∈ 𝐴 ∧ 𝑉 ≤ 𝑊 ) ) ∧ ( 𝑠 ∈ 𝐴 ∧ ( 𝑠 ≤ ( 𝑃 ∨ 𝑉 ) ∧ ¬ 𝑠 ≤ 𝑊 ) ) ∧ ( 𝐹 ∈ 𝑇 ∧ ( 𝐹 ‘ 𝑃 ) = 𝑠 ) ) → 𝐹 ∈ 𝑇 ) | |
| 90 | simp11 | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ ( 𝑉 ∈ 𝐴 ∧ 𝑉 ≤ 𝑊 ) ) ∧ ( 𝑠 ∈ 𝐴 ∧ ( 𝑠 ≤ ( 𝑃 ∨ 𝑉 ) ∧ ¬ 𝑠 ≤ 𝑊 ) ) ∧ ( 𝐹 ∈ 𝑇 ∧ ( 𝐹 ‘ 𝑃 ) = 𝑠 ) ) → ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ) | |
| 91 | simp12 | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ ( 𝑉 ∈ 𝐴 ∧ 𝑉 ≤ 𝑊 ) ) ∧ ( 𝑠 ∈ 𝐴 ∧ ( 𝑠 ≤ ( 𝑃 ∨ 𝑉 ) ∧ ¬ 𝑠 ≤ 𝑊 ) ) ∧ ( 𝐹 ∈ 𝑇 ∧ ( 𝐹 ‘ 𝑃 ) = 𝑠 ) ) → ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ) | |
| 92 | eqid | ⊢ ( meet ‘ 𝐾 ) = ( meet ‘ 𝐾 ) | |
| 93 | 1 2 92 3 4 5 6 | trlval2 | ⊢ ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ 𝐹 ∈ 𝑇 ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ) → ( 𝑅 ‘ 𝐹 ) = ( ( 𝑃 ∨ ( 𝐹 ‘ 𝑃 ) ) ( meet ‘ 𝐾 ) 𝑊 ) ) |
| 94 | 90 89 91 93 | syl3anc | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ ( 𝑉 ∈ 𝐴 ∧ 𝑉 ≤ 𝑊 ) ) ∧ ( 𝑠 ∈ 𝐴 ∧ ( 𝑠 ≤ ( 𝑃 ∨ 𝑉 ) ∧ ¬ 𝑠 ≤ 𝑊 ) ) ∧ ( 𝐹 ∈ 𝑇 ∧ ( 𝐹 ‘ 𝑃 ) = 𝑠 ) ) → ( 𝑅 ‘ 𝐹 ) = ( ( 𝑃 ∨ ( 𝐹 ‘ 𝑃 ) ) ( meet ‘ 𝐾 ) 𝑊 ) ) |
| 95 | simp3r | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ ( 𝑉 ∈ 𝐴 ∧ 𝑉 ≤ 𝑊 ) ) ∧ ( 𝑠 ∈ 𝐴 ∧ ( 𝑠 ≤ ( 𝑃 ∨ 𝑉 ) ∧ ¬ 𝑠 ≤ 𝑊 ) ) ∧ ( 𝐹 ∈ 𝑇 ∧ ( 𝐹 ‘ 𝑃 ) = 𝑠 ) ) → ( 𝐹 ‘ 𝑃 ) = 𝑠 ) | |
| 96 | 95 | oveq2d | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ ( 𝑉 ∈ 𝐴 ∧ 𝑉 ≤ 𝑊 ) ) ∧ ( 𝑠 ∈ 𝐴 ∧ ( 𝑠 ≤ ( 𝑃 ∨ 𝑉 ) ∧ ¬ 𝑠 ≤ 𝑊 ) ) ∧ ( 𝐹 ∈ 𝑇 ∧ ( 𝐹 ‘ 𝑃 ) = 𝑠 ) ) → ( 𝑃 ∨ ( 𝐹 ‘ 𝑃 ) ) = ( 𝑃 ∨ 𝑠 ) ) |
| 97 | 96 | oveq1d | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ ( 𝑉 ∈ 𝐴 ∧ 𝑉 ≤ 𝑊 ) ) ∧ ( 𝑠 ∈ 𝐴 ∧ ( 𝑠 ≤ ( 𝑃 ∨ 𝑉 ) ∧ ¬ 𝑠 ≤ 𝑊 ) ) ∧ ( 𝐹 ∈ 𝑇 ∧ ( 𝐹 ‘ 𝑃 ) = 𝑠 ) ) → ( ( 𝑃 ∨ ( 𝐹 ‘ 𝑃 ) ) ( meet ‘ 𝐾 ) 𝑊 ) = ( ( 𝑃 ∨ 𝑠 ) ( meet ‘ 𝐾 ) 𝑊 ) ) |
| 98 | 94 97 | eqtrd | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ ( 𝑉 ∈ 𝐴 ∧ 𝑉 ≤ 𝑊 ) ) ∧ ( 𝑠 ∈ 𝐴 ∧ ( 𝑠 ≤ ( 𝑃 ∨ 𝑉 ) ∧ ¬ 𝑠 ≤ 𝑊 ) ) ∧ ( 𝐹 ∈ 𝑇 ∧ ( 𝐹 ‘ 𝑃 ) = 𝑠 ) ) → ( 𝑅 ‘ 𝐹 ) = ( ( 𝑃 ∨ 𝑠 ) ( meet ‘ 𝐾 ) 𝑊 ) ) |
| 99 | simpl1l | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ ( 𝑉 ∈ 𝐴 ∧ 𝑉 ≤ 𝑊 ) ) ∧ ( 𝑠 ∈ 𝐴 ∧ ( 𝑠 ≤ ( 𝑃 ∨ 𝑉 ) ∧ ¬ 𝑠 ≤ 𝑊 ) ) ) → 𝐾 ∈ HL ) | |
| 100 | simpl3l | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ ( 𝑉 ∈ 𝐴 ∧ 𝑉 ≤ 𝑊 ) ) ∧ ( 𝑠 ∈ 𝐴 ∧ ( 𝑠 ≤ ( 𝑃 ∨ 𝑉 ) ∧ ¬ 𝑠 ≤ 𝑊 ) ) ) → 𝑉 ∈ 𝐴 ) | |
| 101 | 1 2 3 | hlatlej1 | ⊢ ( ( 𝐾 ∈ HL ∧ 𝑃 ∈ 𝐴 ∧ 𝑉 ∈ 𝐴 ) → 𝑃 ≤ ( 𝑃 ∨ 𝑉 ) ) |
| 102 | 99 81 100 101 | syl3anc | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ ( 𝑉 ∈ 𝐴 ∧ 𝑉 ≤ 𝑊 ) ) ∧ ( 𝑠 ∈ 𝐴 ∧ ( 𝑠 ≤ ( 𝑃 ∨ 𝑉 ) ∧ ¬ 𝑠 ≤ 𝑊 ) ) ) → 𝑃 ≤ ( 𝑃 ∨ 𝑉 ) ) |
| 103 | simprrl | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ ( 𝑉 ∈ 𝐴 ∧ 𝑉 ≤ 𝑊 ) ) ∧ ( 𝑠 ∈ 𝐴 ∧ ( 𝑠 ≤ ( 𝑃 ∨ 𝑉 ) ∧ ¬ 𝑠 ≤ 𝑊 ) ) ) → 𝑠 ≤ ( 𝑃 ∨ 𝑉 ) ) | |
| 104 | 99 | hllatd | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ ( 𝑉 ∈ 𝐴 ∧ 𝑉 ≤ 𝑊 ) ) ∧ ( 𝑠 ∈ 𝐴 ∧ ( 𝑠 ≤ ( 𝑃 ∨ 𝑉 ) ∧ ¬ 𝑠 ≤ 𝑊 ) ) ) → 𝐾 ∈ Lat ) |
| 105 | 81 31 | syl | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ ( 𝑉 ∈ 𝐴 ∧ 𝑉 ≤ 𝑊 ) ) ∧ ( 𝑠 ∈ 𝐴 ∧ ( 𝑠 ≤ ( 𝑃 ∨ 𝑉 ) ∧ ¬ 𝑠 ≤ 𝑊 ) ) ) → 𝑃 ∈ ( Base ‘ 𝐾 ) ) |
| 106 | 28 3 | atbase | ⊢ ( 𝑠 ∈ 𝐴 → 𝑠 ∈ ( Base ‘ 𝐾 ) ) |
| 107 | 106 | ad2antrl | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ ( 𝑉 ∈ 𝐴 ∧ 𝑉 ≤ 𝑊 ) ) ∧ ( 𝑠 ∈ 𝐴 ∧ ( 𝑠 ≤ ( 𝑃 ∨ 𝑉 ) ∧ ¬ 𝑠 ≤ 𝑊 ) ) ) → 𝑠 ∈ ( Base ‘ 𝐾 ) ) |
| 108 | 99 81 100 38 | syl3anc | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ ( 𝑉 ∈ 𝐴 ∧ 𝑉 ≤ 𝑊 ) ) ∧ ( 𝑠 ∈ 𝐴 ∧ ( 𝑠 ≤ ( 𝑃 ∨ 𝑉 ) ∧ ¬ 𝑠 ≤ 𝑊 ) ) ) → ( 𝑃 ∨ 𝑉 ) ∈ ( Base ‘ 𝐾 ) ) |
| 109 | 28 1 2 | latjle12 | ⊢ ( ( 𝐾 ∈ Lat ∧ ( 𝑃 ∈ ( Base ‘ 𝐾 ) ∧ 𝑠 ∈ ( Base ‘ 𝐾 ) ∧ ( 𝑃 ∨ 𝑉 ) ∈ ( Base ‘ 𝐾 ) ) ) → ( ( 𝑃 ≤ ( 𝑃 ∨ 𝑉 ) ∧ 𝑠 ≤ ( 𝑃 ∨ 𝑉 ) ) ↔ ( 𝑃 ∨ 𝑠 ) ≤ ( 𝑃 ∨ 𝑉 ) ) ) |
| 110 | 104 105 107 108 109 | syl13anc | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ ( 𝑉 ∈ 𝐴 ∧ 𝑉 ≤ 𝑊 ) ) ∧ ( 𝑠 ∈ 𝐴 ∧ ( 𝑠 ≤ ( 𝑃 ∨ 𝑉 ) ∧ ¬ 𝑠 ≤ 𝑊 ) ) ) → ( ( 𝑃 ≤ ( 𝑃 ∨ 𝑉 ) ∧ 𝑠 ≤ ( 𝑃 ∨ 𝑉 ) ) ↔ ( 𝑃 ∨ 𝑠 ) ≤ ( 𝑃 ∨ 𝑉 ) ) ) |
| 111 | 102 103 110 | mpbi2and | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ ( 𝑉 ∈ 𝐴 ∧ 𝑉 ≤ 𝑊 ) ) ∧ ( 𝑠 ∈ 𝐴 ∧ ( 𝑠 ≤ ( 𝑃 ∨ 𝑉 ) ∧ ¬ 𝑠 ≤ 𝑊 ) ) ) → ( 𝑃 ∨ 𝑠 ) ≤ ( 𝑃 ∨ 𝑉 ) ) |
| 112 | 28 2 3 | hlatjcl | ⊢ ( ( 𝐾 ∈ HL ∧ 𝑃 ∈ 𝐴 ∧ 𝑠 ∈ 𝐴 ) → ( 𝑃 ∨ 𝑠 ) ∈ ( Base ‘ 𝐾 ) ) |
| 113 | 99 81 83 112 | syl3anc | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ ( 𝑉 ∈ 𝐴 ∧ 𝑉 ≤ 𝑊 ) ) ∧ ( 𝑠 ∈ 𝐴 ∧ ( 𝑠 ≤ ( 𝑃 ∨ 𝑉 ) ∧ ¬ 𝑠 ≤ 𝑊 ) ) ) → ( 𝑃 ∨ 𝑠 ) ∈ ( Base ‘ 𝐾 ) ) |
| 114 | simpl1r | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ ( 𝑉 ∈ 𝐴 ∧ 𝑉 ≤ 𝑊 ) ) ∧ ( 𝑠 ∈ 𝐴 ∧ ( 𝑠 ≤ ( 𝑃 ∨ 𝑉 ) ∧ ¬ 𝑠 ≤ 𝑊 ) ) ) → 𝑊 ∈ 𝐻 ) | |
| 115 | 28 4 | lhpbase | ⊢ ( 𝑊 ∈ 𝐻 → 𝑊 ∈ ( Base ‘ 𝐾 ) ) |
| 116 | 114 115 | syl | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ ( 𝑉 ∈ 𝐴 ∧ 𝑉 ≤ 𝑊 ) ) ∧ ( 𝑠 ∈ 𝐴 ∧ ( 𝑠 ≤ ( 𝑃 ∨ 𝑉 ) ∧ ¬ 𝑠 ≤ 𝑊 ) ) ) → 𝑊 ∈ ( Base ‘ 𝐾 ) ) |
| 117 | 28 1 92 | latmlem1 | ⊢ ( ( 𝐾 ∈ Lat ∧ ( ( 𝑃 ∨ 𝑠 ) ∈ ( Base ‘ 𝐾 ) ∧ ( 𝑃 ∨ 𝑉 ) ∈ ( Base ‘ 𝐾 ) ∧ 𝑊 ∈ ( Base ‘ 𝐾 ) ) ) → ( ( 𝑃 ∨ 𝑠 ) ≤ ( 𝑃 ∨ 𝑉 ) → ( ( 𝑃 ∨ 𝑠 ) ( meet ‘ 𝐾 ) 𝑊 ) ≤ ( ( 𝑃 ∨ 𝑉 ) ( meet ‘ 𝐾 ) 𝑊 ) ) ) |
| 118 | 104 113 108 116 117 | syl13anc | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ ( 𝑉 ∈ 𝐴 ∧ 𝑉 ≤ 𝑊 ) ) ∧ ( 𝑠 ∈ 𝐴 ∧ ( 𝑠 ≤ ( 𝑃 ∨ 𝑉 ) ∧ ¬ 𝑠 ≤ 𝑊 ) ) ) → ( ( 𝑃 ∨ 𝑠 ) ≤ ( 𝑃 ∨ 𝑉 ) → ( ( 𝑃 ∨ 𝑠 ) ( meet ‘ 𝐾 ) 𝑊 ) ≤ ( ( 𝑃 ∨ 𝑉 ) ( meet ‘ 𝐾 ) 𝑊 ) ) ) |
| 119 | 111 118 | mpd | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ ( 𝑉 ∈ 𝐴 ∧ 𝑉 ≤ 𝑊 ) ) ∧ ( 𝑠 ∈ 𝐴 ∧ ( 𝑠 ≤ ( 𝑃 ∨ 𝑉 ) ∧ ¬ 𝑠 ≤ 𝑊 ) ) ) → ( ( 𝑃 ∨ 𝑠 ) ( meet ‘ 𝐾 ) 𝑊 ) ≤ ( ( 𝑃 ∨ 𝑉 ) ( meet ‘ 𝐾 ) 𝑊 ) ) |
| 120 | 1 2 92 3 4 | lhpat4N | ⊢ ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ ( 𝑉 ∈ 𝐴 ∧ 𝑉 ≤ 𝑊 ) ) → ( ( 𝑃 ∨ 𝑉 ) ( meet ‘ 𝐾 ) 𝑊 ) = 𝑉 ) |
| 121 | 120 | adantr | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ ( 𝑉 ∈ 𝐴 ∧ 𝑉 ≤ 𝑊 ) ) ∧ ( 𝑠 ∈ 𝐴 ∧ ( 𝑠 ≤ ( 𝑃 ∨ 𝑉 ) ∧ ¬ 𝑠 ≤ 𝑊 ) ) ) → ( ( 𝑃 ∨ 𝑉 ) ( meet ‘ 𝐾 ) 𝑊 ) = 𝑉 ) |
| 122 | 119 121 | breqtrd | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ ( 𝑉 ∈ 𝐴 ∧ 𝑉 ≤ 𝑊 ) ) ∧ ( 𝑠 ∈ 𝐴 ∧ ( 𝑠 ≤ ( 𝑃 ∨ 𝑉 ) ∧ ¬ 𝑠 ≤ 𝑊 ) ) ) → ( ( 𝑃 ∨ 𝑠 ) ( meet ‘ 𝐾 ) 𝑊 ) ≤ 𝑉 ) |
| 123 | 122 | 3adant3 | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ ( 𝑉 ∈ 𝐴 ∧ 𝑉 ≤ 𝑊 ) ) ∧ ( 𝑠 ∈ 𝐴 ∧ ( 𝑠 ≤ ( 𝑃 ∨ 𝑉 ) ∧ ¬ 𝑠 ≤ 𝑊 ) ) ∧ ( 𝐹 ∈ 𝑇 ∧ ( 𝐹 ‘ 𝑃 ) = 𝑠 ) ) → ( ( 𝑃 ∨ 𝑠 ) ( meet ‘ 𝐾 ) 𝑊 ) ≤ 𝑉 ) |
| 124 | 98 123 | eqbrtrd | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ ( 𝑉 ∈ 𝐴 ∧ 𝑉 ≤ 𝑊 ) ) ∧ ( 𝑠 ∈ 𝐴 ∧ ( 𝑠 ≤ ( 𝑃 ∨ 𝑉 ) ∧ ¬ 𝑠 ≤ 𝑊 ) ) ∧ ( 𝐹 ∈ 𝑇 ∧ ( 𝐹 ‘ 𝑃 ) = 𝑠 ) ) → ( 𝑅 ‘ 𝐹 ) ≤ 𝑉 ) |
| 125 | 89 124 | jca | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ ( 𝑉 ∈ 𝐴 ∧ 𝑉 ≤ 𝑊 ) ) ∧ ( 𝑠 ∈ 𝐴 ∧ ( 𝑠 ≤ ( 𝑃 ∨ 𝑉 ) ∧ ¬ 𝑠 ≤ 𝑊 ) ) ∧ ( 𝐹 ∈ 𝑇 ∧ ( 𝐹 ‘ 𝑃 ) = 𝑠 ) ) → ( 𝐹 ∈ 𝑇 ∧ ( 𝑅 ‘ 𝐹 ) ≤ 𝑉 ) ) |
| 126 | 88 125 | mpd3an3 | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ ( 𝑉 ∈ 𝐴 ∧ 𝑉 ≤ 𝑊 ) ) ∧ ( 𝑠 ∈ 𝐴 ∧ ( 𝑠 ≤ ( 𝑃 ∨ 𝑉 ) ∧ ¬ 𝑠 ≤ 𝑊 ) ) ) → ( 𝐹 ∈ 𝑇 ∧ ( 𝑅 ‘ 𝐹 ) ≤ 𝑉 ) ) |
| 127 | 79 126 | sylan2b | ⊢ ( ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ ( 𝑉 ∈ 𝐴 ∧ 𝑉 ≤ 𝑊 ) ) ∧ 𝑠 ∈ 𝐶 ) → ( 𝐹 ∈ 𝑇 ∧ ( 𝑅 ‘ 𝐹 ) ≤ 𝑉 ) ) |
| 128 | 127 | ex | ⊢ ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ ( 𝑉 ∈ 𝐴 ∧ 𝑉 ≤ 𝑊 ) ) → ( 𝑠 ∈ 𝐶 → ( 𝐹 ∈ 𝑇 ∧ ( 𝑅 ‘ 𝐹 ) ≤ 𝑉 ) ) ) |
| 129 | eleq1 | ⊢ ( 𝐹 = 𝑔 → ( 𝐹 ∈ 𝑇 ↔ 𝑔 ∈ 𝑇 ) ) | |
| 130 | fveq2 | ⊢ ( 𝐹 = 𝑔 → ( 𝑅 ‘ 𝐹 ) = ( 𝑅 ‘ 𝑔 ) ) | |
| 131 | 130 | breq1d | ⊢ ( 𝐹 = 𝑔 → ( ( 𝑅 ‘ 𝐹 ) ≤ 𝑉 ↔ ( 𝑅 ‘ 𝑔 ) ≤ 𝑉 ) ) |
| 132 | 129 131 | anbi12d | ⊢ ( 𝐹 = 𝑔 → ( ( 𝐹 ∈ 𝑇 ∧ ( 𝑅 ‘ 𝐹 ) ≤ 𝑉 ) ↔ ( 𝑔 ∈ 𝑇 ∧ ( 𝑅 ‘ 𝑔 ) ≤ 𝑉 ) ) ) |
| 133 | 132 | biimpcd | ⊢ ( ( 𝐹 ∈ 𝑇 ∧ ( 𝑅 ‘ 𝐹 ) ≤ 𝑉 ) → ( 𝐹 = 𝑔 → ( 𝑔 ∈ 𝑇 ∧ ( 𝑅 ‘ 𝑔 ) ≤ 𝑉 ) ) ) |
| 134 | 128 133 | syl6 | ⊢ ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ ( 𝑉 ∈ 𝐴 ∧ 𝑉 ≤ 𝑊 ) ) → ( 𝑠 ∈ 𝐶 → ( 𝐹 = 𝑔 → ( 𝑔 ∈ 𝑇 ∧ ( 𝑅 ‘ 𝑔 ) ≤ 𝑉 ) ) ) ) |
| 135 | 134 | rexlimdv | ⊢ ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ ( 𝑉 ∈ 𝐴 ∧ 𝑉 ≤ 𝑊 ) ) → ( ∃ 𝑠 ∈ 𝐶 𝐹 = 𝑔 → ( 𝑔 ∈ 𝑇 ∧ ( 𝑅 ‘ 𝑔 ) ≤ 𝑉 ) ) ) |
| 136 | 74 135 | impbid | ⊢ ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ ( 𝑉 ∈ 𝐴 ∧ 𝑉 ≤ 𝑊 ) ) → ( ( 𝑔 ∈ 𝑇 ∧ ( 𝑅 ‘ 𝑔 ) ≤ 𝑉 ) ↔ ∃ 𝑠 ∈ 𝐶 𝐹 = 𝑔 ) ) |
| 137 | 22 136 | bitr4d | ⊢ ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ ( 𝑉 ∈ 𝐴 ∧ 𝑉 ≤ 𝑊 ) ) → ( ∃ 𝑠 ∈ 𝐶 ( 𝐺 ‘ 𝑠 ) = 𝑔 ↔ ( 𝑔 ∈ 𝑇 ∧ ( 𝑅 ‘ 𝑔 ) ≤ 𝑉 ) ) ) |
| 138 | fveq2 | ⊢ ( 𝑓 = 𝑔 → ( 𝑅 ‘ 𝑓 ) = ( 𝑅 ‘ 𝑔 ) ) | |
| 139 | 138 | breq1d | ⊢ ( 𝑓 = 𝑔 → ( ( 𝑅 ‘ 𝑓 ) ≤ 𝑉 ↔ ( 𝑅 ‘ 𝑔 ) ≤ 𝑉 ) ) |
| 140 | 139 | elrab | ⊢ ( 𝑔 ∈ { 𝑓 ∈ 𝑇 ∣ ( 𝑅 ‘ 𝑓 ) ≤ 𝑉 } ↔ ( 𝑔 ∈ 𝑇 ∧ ( 𝑅 ‘ 𝑔 ) ≤ 𝑉 ) ) |
| 141 | 137 140 | bitr4di | ⊢ ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ ( 𝑉 ∈ 𝐴 ∧ 𝑉 ≤ 𝑊 ) ) → ( ∃ 𝑠 ∈ 𝐶 ( 𝐺 ‘ 𝑠 ) = 𝑔 ↔ 𝑔 ∈ { 𝑓 ∈ 𝑇 ∣ ( 𝑅 ‘ 𝑓 ) ≤ 𝑉 } ) ) |
| 142 | simp1l | ⊢ ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ ( 𝑉 ∈ 𝐴 ∧ 𝑉 ≤ 𝑊 ) ) → 𝐾 ∈ HL ) | |
| 143 | simp1r | ⊢ ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ ( 𝑉 ∈ 𝐴 ∧ 𝑉 ≤ 𝑊 ) ) → 𝑊 ∈ 𝐻 ) | |
| 144 | simp3l | ⊢ ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ ( 𝑉 ∈ 𝐴 ∧ 𝑉 ≤ 𝑊 ) ) → 𝑉 ∈ 𝐴 ) | |
| 145 | 144 48 | syl | ⊢ ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ ( 𝑉 ∈ 𝐴 ∧ 𝑉 ≤ 𝑊 ) ) → 𝑉 ∈ ( Base ‘ 𝐾 ) ) |
| 146 | simp3r | ⊢ ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ ( 𝑉 ∈ 𝐴 ∧ 𝑉 ≤ 𝑊 ) ) → 𝑉 ≤ 𝑊 ) | |
| 147 | 28 1 4 5 6 7 | diaval | ⊢ ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑉 ∈ ( Base ‘ 𝐾 ) ∧ 𝑉 ≤ 𝑊 ) ) → ( 𝐼 ‘ 𝑉 ) = { 𝑓 ∈ 𝑇 ∣ ( 𝑅 ‘ 𝑓 ) ≤ 𝑉 } ) |
| 148 | 142 143 145 146 147 | syl22anc | ⊢ ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ ( 𝑉 ∈ 𝐴 ∧ 𝑉 ≤ 𝑊 ) ) → ( 𝐼 ‘ 𝑉 ) = { 𝑓 ∈ 𝑇 ∣ ( 𝑅 ‘ 𝑓 ) ≤ 𝑉 } ) |
| 149 | 148 | eleq2d | ⊢ ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ ( 𝑉 ∈ 𝐴 ∧ 𝑉 ≤ 𝑊 ) ) → ( 𝑔 ∈ ( 𝐼 ‘ 𝑉 ) ↔ 𝑔 ∈ { 𝑓 ∈ 𝑇 ∣ ( 𝑅 ‘ 𝑓 ) ≤ 𝑉 } ) ) |
| 150 | 141 149 | bitr4d | ⊢ ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ ( 𝑉 ∈ 𝐴 ∧ 𝑉 ≤ 𝑊 ) ) → ( ∃ 𝑠 ∈ 𝐶 ( 𝐺 ‘ 𝑠 ) = 𝑔 ↔ 𝑔 ∈ ( 𝐼 ‘ 𝑉 ) ) ) |
| 151 | 14 150 | bitrid | ⊢ ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ ( 𝑉 ∈ 𝐴 ∧ 𝑉 ≤ 𝑊 ) ) → ( 𝑔 ∈ ran 𝐺 ↔ 𝑔 ∈ ( 𝐼 ‘ 𝑉 ) ) ) |
| 152 | 151 | eqrdv | ⊢ ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ ( 𝑉 ∈ 𝐴 ∧ 𝑉 ≤ 𝑊 ) ) → ran 𝐺 = ( 𝐼 ‘ 𝑉 ) ) |