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| Mirrors > Home > MPE Home > Th. List > dlatjmdi | Structured version Visualization version GIF version | ||
| Description: In a distributive lattice, joins distribute over meets. (Contributed by Stefan O'Rear, 30-Jan-2015.) |
| Ref | Expression |
|---|---|
| dlatjmdi.b | ⊢ 𝐵 = (Base‘𝐾) |
| dlatjmdi.j | ⊢ ∨ = (join‘𝐾) |
| dlatjmdi.m | ⊢ ∧ = (meet‘𝐾) |
| Ref | Expression |
|---|---|
| dlatjmdi | ⊢ ((𝐾 ∈ DLat ∧ (𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵 ∧ 𝑍 ∈ 𝐵)) → (𝑋 ∨ (𝑌 ∧ 𝑍)) = ((𝑋 ∨ 𝑌) ∧ (𝑋 ∨ 𝑍))) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | eqid 2760 | . . . 4 ⊢ (ODual‘𝐾) = (ODual‘𝐾) | |
| 2 | 1 | odudlatb 18616 | . . 3 ⊢ (𝐾 ∈ DLat → (𝐾 ∈ DLat ↔ (ODual‘𝐾) ∈ DLat)) |
| 3 | 2 | ibi 270 | . 2 ⊢ (𝐾 ∈ DLat → (ODual‘𝐾) ∈ DLat) |
| 4 | dlatjmdi.b | . . . 4 ⊢ 𝐵 = (Base‘𝐾) | |
| 5 | 1, 4 | odubas 18382 | . . 3 ⊢ 𝐵 = (Base‘(ODual‘𝐾)) |
| 6 | dlatjmdi.m | . . . 4 ⊢ ∧ = (meet‘𝐾) | |
| 7 | 1, 6 | odujoin 18497 | . . 3 ⊢ ∧ = (join‘(ODual‘𝐾)) |
| 8 | dlatjmdi.j | . . . 4 ⊢ ∨ = (join‘𝐾) | |
| 9 | 1, 8 | odumeet 18499 | . . 3 ⊢ ∨ = (meet‘(ODual‘𝐾)) |
| 10 | 5, 7, 9 | dlatmjdi 18614 | . 2 ⊢ (((ODual‘𝐾) ∈ DLat ∧ (𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵 ∧ 𝑍 ∈ 𝐵)) → (𝑋 ∨ (𝑌 ∧ 𝑍)) = ((𝑋 ∨ 𝑌) ∧ (𝑋 ∨ 𝑍))) |
| 11 | 3, 10 | sylan 592 | 1 ⊢ ((𝐾 ∈ DLat ∧ (𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵 ∧ 𝑍 ∈ 𝐵)) → (𝑋 ∨ (𝑌 ∧ 𝑍)) = ((𝑋 ∨ 𝑌) ∧ (𝑋 ∨ 𝑍))) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 ∧ wa 401 ∧ w3a 1103 = wceq 1570 ∈ wcel 2145 ‘cfv 6533 (class class class)co 7414 Basecbs 17304 ODualcodu 18377 joincjn 18402 meetcmee 18403 DLatcdlat 18611 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1828 ax-4 1842 ax-5 1943 ax-6 2000 ax-7 2041 ax-8 2147 ax-9 2155 ax-10 2178 ax-11 2194 ax-12 2213 ax-ext 2732 ax-rep 5232 ax-sep 5251 ax-nul 5263 ax-pow 5330 ax-pr 5398 ax-un 7737 ax-cnex 11183 ax-resscn 11184 ax-1cn 11185 ax-icn 11186 ax-addcl 11187 ax-addrcl 11188 ax-mulcl 11189 ax-mulrcl 11190 ax-mulcom 11191 ax-addass 11192 ax-mulass 11193 ax-distr 11194 ax-i2m1 11195 ax-1ne0 11196 ax-1rid 11197 ax-rnegex 11198 ax-rrecex 11199 ax-cnre 11200 ax-pre-lttri 11201 ax-pre-lttrn 11202 ax-pre-ltadd 11203 ax-pre-mulgt0 11204 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3or 1104 df-3an 1105 df-tru 1573 df-fal 1583 df-ex 1813 df-nf 1817 df-sb 2100 df-mo 2564 df-eu 2594 df-clab 2739 df-cleq 2752 df-clel 2835 df-nfc 2909 df-ne 2956 df-nel 3062 df-ral 3077 df-rex 3087 df-rmo 3365 df-reu 3366 df-rab 3413 df-v 3452 df-sbc 3740 df-csb 3848 df-dif 3902 df-un 3904 df-in 3906 df-ss 3916 df-pss 3919 df-nul 4280 df-if 4483 df-pw 4559 df-sn 4585 df-pr 4587 df-op 4591 df-uni 4868 df-iun 4953 df-br 5104 df-opab 5168 df-mpt 5187 df-tr 5213 df-id 5550 df-eprel 5555 df-po 5563 df-so 5564 df-fr 5608 df-we 5610 df-xp 5661 df-rel 5662 df-cnv 5663 df-co 5664 df-dm 5665 df-rn 5666 df-res 5667 df-ima 5668 df-pred 6299 df-ord 6360 df-on 6361 df-lim 6362 df-suc 6363 df-iota 6489 df-fun 6535 df-fn 6536 df-f 6537 df-f1 6538 df-fo 6539 df-f1o 6540 df-fv 6541 df-riota 7371 df-ov 7417 df-oprab 7418 df-mpo 7419 df-om 7864 df-2nd 7988 df-frecs 8281 df-wrecs 8312 df-recs 8361 df-rdg 8400 df-er 8699 df-en 8956 df-dom 8957 df-sdom 8958 df-pnf 11272 df-mnf 11273 df-xr 11274 df-ltxr 11275 df-le 11276 df-sub 11470 df-neg 11471 df-nn 12261 df-2 12330 df-3 12331 df-4 12332 df-5 12333 df-6 12334 df-7 12335 df-8 12336 df-9 12337 df-n0 12532 df-z 12619 df-dec 12740 df-sets 17259 df-slot 17277 df-ndx 17289 df-base 17305 df-ple 17365 df-odu 18378 df-proset 18385 df-poset 18404 df-lub 18435 df-glb 18436 df-join 18437 df-meet 18438 df-lat 18523 df-dlat 18612 |
| This theorem is used by: (None) |
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