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| Mirrors > Home > MPE Home > Th. List > Mathboxes > cmt4N | Structured version Visualization version GIF version | ||
| Description: Commutation with orthocomplement. Remark in [Kalmbach] p. 23. (cmcm4i 31737 analog.) (Contributed by NM, 8-Nov-2011.) (New usage is discouraged.) |
| Ref | Expression |
|---|---|
| cmt2.b | ⊢ 𝐵 = (Base‘𝐾) |
| cmt2.o | ⊢ ⊥ = (oc‘𝐾) |
| cmt2.c | ⊢ 𝐶 = (cm‘𝐾) |
| Ref | Expression |
|---|---|
| cmt4N | ⊢ ((𝐾 ∈ OML ∧ 𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵) → (𝑋𝐶𝑌 ↔ ( ⊥ ‘𝑋)𝐶( ⊥ ‘𝑌))) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | cmt2.b | . . 3 ⊢ 𝐵 = (Base‘𝐾) | |
| 2 | cmt2.o | . . 3 ⊢ ⊥ = (oc‘𝐾) | |
| 3 | cmt2.c | . . 3 ⊢ 𝐶 = (cm‘𝐾) | |
| 4 | 1, 2, 3 | cmt2N 39822 | . 2 ⊢ ((𝐾 ∈ OML ∧ 𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵) → (𝑋𝐶𝑌 ↔ 𝑋𝐶( ⊥ ‘𝑌))) |
| 5 | omlop 39813 | . . . . 5 ⊢ (𝐾 ∈ OML → 𝐾 ∈ OP) | |
| 6 | 5 | 3ad2ant1 1142 | . . . 4 ⊢ ((𝐾 ∈ OML ∧ 𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵) → 𝐾 ∈ OP) |
| 7 | simp3 1147 | . . . 4 ⊢ ((𝐾 ∈ OML ∧ 𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵) → 𝑌 ∈ 𝐵) | |
| 8 | 1, 2 | opoccl 39766 | . . . 4 ⊢ ((𝐾 ∈ OP ∧ 𝑌 ∈ 𝐵) → ( ⊥ ‘𝑌) ∈ 𝐵) |
| 9 | 6, 7, 8 | syl2anc 592 | . . 3 ⊢ ((𝐾 ∈ OML ∧ 𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵) → ( ⊥ ‘𝑌) ∈ 𝐵) |
| 10 | 1, 2, 3 | cmt3N 39823 | . . 3 ⊢ ((𝐾 ∈ OML ∧ 𝑋 ∈ 𝐵 ∧ ( ⊥ ‘𝑌) ∈ 𝐵) → (𝑋𝐶( ⊥ ‘𝑌) ↔ ( ⊥ ‘𝑋)𝐶( ⊥ ‘𝑌))) |
| 11 | 9, 10 | syld3an3 1424 | . 2 ⊢ ((𝐾 ∈ OML ∧ 𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵) → (𝑋𝐶( ⊥ ‘𝑌) ↔ ( ⊥ ‘𝑋)𝐶( ⊥ ‘𝑌))) |
| 12 | 4, 11 | bitrd 281 | 1 ⊢ ((𝐾 ∈ OML ∧ 𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵) → (𝑋𝐶𝑌 ↔ ( ⊥ ‘𝑋)𝐶( ⊥ ‘𝑌))) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ↔ wb 208 ∧ w3a 1095 = wceq 1554 ∈ wcel 2136 class class class wbr 5094 ‘cfv 6510 Basecbs 17221 occoc 17270 OPcops 39744 cmccmtN 39745 OMLcoml 39747 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1809 ax-4 1823 ax-5 1924 ax-6 1981 ax-7 2022 ax-8 2138 ax-9 2146 ax-10 2169 ax-11 2185 ax-12 2206 ax-ext 2728 ax-rep 5221 ax-sep 5240 ax-nul 5250 ax-pow 5316 ax-pr 5384 ax-un 7707 |
| This theorem depends on definitions: df-bi 209 df-an 399 df-or 857 df-3an 1097 df-tru 1557 df-fal 1567 df-ex 1794 df-nf 1798 df-sb 2085 df-mo 2560 df-eu 2590 df-clab 2735 df-cleq 2748 df-clel 2831 df-nfc 2905 df-ne 2952 df-ral 3071 df-rex 3081 df-rmo 3361 df-reu 3362 df-rab 3409 df-v 3450 df-sbc 3740 df-csb 3848 df-dif 3902 df-un 3904 df-in 3906 df-ss 3916 df-nul 4281 df-if 4475 df-pw 4551 df-sn 4577 df-pr 4579 df-op 4583 df-uni 4860 df-iun 4945 df-br 5095 df-opab 5157 df-mpt 5176 df-id 5535 df-xp 5646 df-rel 5647 df-cnv 5648 df-co 5649 df-dm 5650 df-rn 5651 df-res 5652 df-ima 5653 df-iota 6466 df-fun 6512 df-fn 6513 df-f 6514 df-f1 6515 df-fo 6516 df-f1o 6517 df-fv 6518 df-riota 7342 df-ov 7388 df-oprab 7389 df-proset 18302 df-poset 18321 df-lub 18352 df-glb 18353 df-join 18354 df-meet 18355 df-lat 18440 df-oposet 39748 df-cmtN 39749 df-ol 39750 df-oml 39751 |
| This theorem is referenced by: cmtbr2N 39825 omlfh3N 39831 |
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