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| Mirrors > Home > MPE Home > Th. List > Mathboxes > polcon3N | Structured version Visualization version GIF version | ||
| Description: Contraposition law for polarity. Remark in [Holland95] p. 223. (Contributed by NM, 23-Mar-2012.) (New usage is discouraged.) |
| Ref | Expression |
|---|---|
| 2polss.a | ⊢ 𝐴 = (Atoms‘𝐾) |
| 2polss.p | ⊢ ⊥ = (⊥𝑃‘𝐾) |
| Ref | Expression |
|---|---|
| polcon3N | ⊢ ((𝐾 ∈ HL ∧ 𝑌 ⊆ 𝐴 ∧ 𝑋 ⊆ 𝑌) → ( ⊥ ‘𝑌) ⊆ ( ⊥ ‘𝑋)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | simp3 1139 | . . 3 ⊢ ((𝐾 ∈ HL ∧ 𝑌 ⊆ 𝐴 ∧ 𝑋 ⊆ 𝑌) → 𝑋 ⊆ 𝑌) | |
| 2 | iinss1 4949 | . . 3 ⊢ (𝑋 ⊆ 𝑌 → ∩ 𝑝 ∈ 𝑌 ((pmap‘𝐾)‘((oc‘𝐾)‘𝑝)) ⊆ ∩ 𝑝 ∈ 𝑋 ((pmap‘𝐾)‘((oc‘𝐾)‘𝑝))) | |
| 3 | sslin 4183 | . . 3 ⊢ (∩ 𝑝 ∈ 𝑌 ((pmap‘𝐾)‘((oc‘𝐾)‘𝑝)) ⊆ ∩ 𝑝 ∈ 𝑋 ((pmap‘𝐾)‘((oc‘𝐾)‘𝑝)) → (𝐴 ∩ ∩ 𝑝 ∈ 𝑌 ((pmap‘𝐾)‘((oc‘𝐾)‘𝑝))) ⊆ (𝐴 ∩ ∩ 𝑝 ∈ 𝑋 ((pmap‘𝐾)‘((oc‘𝐾)‘𝑝)))) | |
| 4 | 1, 2, 3 | 3syl 18 | . 2 ⊢ ((𝐾 ∈ HL ∧ 𝑌 ⊆ 𝐴 ∧ 𝑋 ⊆ 𝑌) → (𝐴 ∩ ∩ 𝑝 ∈ 𝑌 ((pmap‘𝐾)‘((oc‘𝐾)‘𝑝))) ⊆ (𝐴 ∩ ∩ 𝑝 ∈ 𝑋 ((pmap‘𝐾)‘((oc‘𝐾)‘𝑝)))) |
| 5 | eqid 2736 | . . . 4 ⊢ (oc‘𝐾) = (oc‘𝐾) | |
| 6 | 2polss.a | . . . 4 ⊢ 𝐴 = (Atoms‘𝐾) | |
| 7 | eqid 2736 | . . . 4 ⊢ (pmap‘𝐾) = (pmap‘𝐾) | |
| 8 | 2polss.p | . . . 4 ⊢ ⊥ = (⊥𝑃‘𝐾) | |
| 9 | 5, 6, 7, 8 | polvalN 40351 | . . 3 ⊢ ((𝐾 ∈ HL ∧ 𝑌 ⊆ 𝐴) → ( ⊥ ‘𝑌) = (𝐴 ∩ ∩ 𝑝 ∈ 𝑌 ((pmap‘𝐾)‘((oc‘𝐾)‘𝑝)))) |
| 10 | 9 | 3adant3 1133 | . 2 ⊢ ((𝐾 ∈ HL ∧ 𝑌 ⊆ 𝐴 ∧ 𝑋 ⊆ 𝑌) → ( ⊥ ‘𝑌) = (𝐴 ∩ ∩ 𝑝 ∈ 𝑌 ((pmap‘𝐾)‘((oc‘𝐾)‘𝑝)))) |
| 11 | simp1 1137 | . . 3 ⊢ ((𝐾 ∈ HL ∧ 𝑌 ⊆ 𝐴 ∧ 𝑋 ⊆ 𝑌) → 𝐾 ∈ HL) | |
| 12 | simp2 1138 | . . . 4 ⊢ ((𝐾 ∈ HL ∧ 𝑌 ⊆ 𝐴 ∧ 𝑋 ⊆ 𝑌) → 𝑌 ⊆ 𝐴) | |
| 13 | 1, 12 | sstrd 3932 | . . 3 ⊢ ((𝐾 ∈ HL ∧ 𝑌 ⊆ 𝐴 ∧ 𝑋 ⊆ 𝑌) → 𝑋 ⊆ 𝐴) |
| 14 | 5, 6, 7, 8 | polvalN 40351 | . . 3 ⊢ ((𝐾 ∈ HL ∧ 𝑋 ⊆ 𝐴) → ( ⊥ ‘𝑋) = (𝐴 ∩ ∩ 𝑝 ∈ 𝑋 ((pmap‘𝐾)‘((oc‘𝐾)‘𝑝)))) |
| 15 | 11, 13, 14 | syl2anc 585 | . 2 ⊢ ((𝐾 ∈ HL ∧ 𝑌 ⊆ 𝐴 ∧ 𝑋 ⊆ 𝑌) → ( ⊥ ‘𝑋) = (𝐴 ∩ ∩ 𝑝 ∈ 𝑋 ((pmap‘𝐾)‘((oc‘𝐾)‘𝑝)))) |
| 16 | 4, 10, 15 | 3sstr4d 3977 | 1 ⊢ ((𝐾 ∈ HL ∧ 𝑌 ⊆ 𝐴 ∧ 𝑋 ⊆ 𝑌) → ( ⊥ ‘𝑌) ⊆ ( ⊥ ‘𝑋)) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∧ w3a 1087 = wceq 1542 ∈ wcel 2114 ∩ cin 3888 ⊆ wss 3889 ∩ ciin 4934 ‘cfv 6498 occoc 17228 Atomscatm 39709 HLchlt 39796 pmapcpmap 39943 ⊥𝑃cpolN 40348 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1797 ax-4 1811 ax-5 1912 ax-6 1969 ax-7 2010 ax-8 2116 ax-9 2124 ax-10 2147 ax-11 2163 ax-12 2185 ax-ext 2708 ax-rep 5212 ax-sep 5231 ax-nul 5241 ax-pow 5307 ax-pr 5375 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 849 df-3an 1089 df-tru 1545 df-fal 1555 df-ex 1782 df-nf 1786 df-sb 2069 df-mo 2539 df-eu 2569 df-clab 2715 df-cleq 2728 df-clel 2811 df-nfc 2885 df-ne 2933 df-ral 3052 df-rex 3062 df-reu 3343 df-rab 3390 df-v 3431 df-sbc 3729 df-csb 3838 df-dif 3892 df-un 3894 df-in 3896 df-ss 3906 df-nul 4274 df-if 4467 df-pw 4543 df-sn 4568 df-pr 4570 df-op 4574 df-uni 4851 df-iun 4935 df-iin 4936 df-br 5086 df-opab 5148 df-mpt 5167 df-id 5526 df-xp 5637 df-rel 5638 df-cnv 5639 df-co 5640 df-dm 5641 df-rn 5642 df-res 5643 df-ima 5644 df-iota 6454 df-fun 6500 df-fn 6501 df-f 6502 df-f1 6503 df-fo 6504 df-f1o 6505 df-fv 6506 df-polarityN 40349 |
| This theorem is referenced by: 2polcon4bN 40364 polcon2N 40365 paddunN 40373 |
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