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Mathbox for Norm Megill |
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Mirrors > Home > MPE Home > Th. List > Mathboxes > pmapeq0 | Structured version Visualization version GIF version |
Description: A projective map value is zero iff its argument is lattice zero. (Contributed by NM, 27-Jan-2012.) |
Ref | Expression |
---|---|
pmapeq0.b | ⊢ 𝐵 = (Base‘𝐾) |
pmapeq0.z | ⊢ 0 = (0.‘𝐾) |
pmapeq0.m | ⊢ 𝑀 = (pmap‘𝐾) |
Ref | Expression |
---|---|
pmapeq0 | ⊢ ((𝐾 ∈ HL ∧ 𝑋 ∈ 𝐵) → ((𝑀‘𝑋) = ∅ ↔ 𝑋 = 0 )) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | hlatl 36656 | . . . . 5 ⊢ (𝐾 ∈ HL → 𝐾 ∈ AtLat) | |
2 | 1 | adantr 484 | . . . 4 ⊢ ((𝐾 ∈ HL ∧ 𝑋 ∈ 𝐵) → 𝐾 ∈ AtLat) |
3 | pmapeq0.z | . . . . 5 ⊢ 0 = (0.‘𝐾) | |
4 | pmapeq0.m | . . . . 5 ⊢ 𝑀 = (pmap‘𝐾) | |
5 | 3, 4 | pmap0 37061 | . . . 4 ⊢ (𝐾 ∈ AtLat → (𝑀‘ 0 ) = ∅) |
6 | 2, 5 | syl 17 | . . 3 ⊢ ((𝐾 ∈ HL ∧ 𝑋 ∈ 𝐵) → (𝑀‘ 0 ) = ∅) |
7 | 6 | eqeq2d 2809 | . 2 ⊢ ((𝐾 ∈ HL ∧ 𝑋 ∈ 𝐵) → ((𝑀‘𝑋) = (𝑀‘ 0 ) ↔ (𝑀‘𝑋) = ∅)) |
8 | hlop 36658 | . . . . 5 ⊢ (𝐾 ∈ HL → 𝐾 ∈ OP) | |
9 | 8 | adantr 484 | . . . 4 ⊢ ((𝐾 ∈ HL ∧ 𝑋 ∈ 𝐵) → 𝐾 ∈ OP) |
10 | pmapeq0.b | . . . . 5 ⊢ 𝐵 = (Base‘𝐾) | |
11 | 10, 3 | op0cl 36480 | . . . 4 ⊢ (𝐾 ∈ OP → 0 ∈ 𝐵) |
12 | 9, 11 | syl 17 | . . 3 ⊢ ((𝐾 ∈ HL ∧ 𝑋 ∈ 𝐵) → 0 ∈ 𝐵) |
13 | 10, 4 | pmap11 37058 | . . 3 ⊢ ((𝐾 ∈ HL ∧ 𝑋 ∈ 𝐵 ∧ 0 ∈ 𝐵) → ((𝑀‘𝑋) = (𝑀‘ 0 ) ↔ 𝑋 = 0 )) |
14 | 12, 13 | mpd3an3 1459 | . 2 ⊢ ((𝐾 ∈ HL ∧ 𝑋 ∈ 𝐵) → ((𝑀‘𝑋) = (𝑀‘ 0 ) ↔ 𝑋 = 0 )) |
15 | 7, 14 | bitr3d 284 | 1 ⊢ ((𝐾 ∈ HL ∧ 𝑋 ∈ 𝐵) → ((𝑀‘𝑋) = ∅ ↔ 𝑋 = 0 )) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ↔ wb 209 ∧ wa 399 = wceq 1538 ∈ wcel 2111 ∅c0 4243 ‘cfv 6324 Basecbs 16475 0.cp0 17639 OPcops 36468 AtLatcal 36560 HLchlt 36646 pmapcpmap 36793 |
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 1911 ax-6 1970 ax-7 2015 ax-8 2113 ax-9 2121 ax-10 2142 ax-11 2158 ax-12 2175 ax-ext 2770 ax-rep 5154 ax-sep 5167 ax-nul 5174 ax-pow 5231 ax-pr 5295 ax-un 7441 |
This theorem depends on definitions: df-bi 210 df-an 400 df-or 845 df-3an 1086 df-tru 1541 df-ex 1782 df-nf 1786 df-sb 2070 df-mo 2598 df-eu 2629 df-clab 2777 df-cleq 2791 df-clel 2870 df-nfc 2938 df-ne 2988 df-ral 3111 df-rex 3112 df-reu 3113 df-rab 3115 df-v 3443 df-sbc 3721 df-csb 3829 df-dif 3884 df-un 3886 df-in 3888 df-ss 3898 df-nul 4244 df-if 4426 df-pw 4499 df-sn 4526 df-pr 4528 df-op 4532 df-uni 4801 df-iun 4883 df-br 5031 df-opab 5093 df-mpt 5111 df-id 5425 df-xp 5525 df-rel 5526 df-cnv 5527 df-co 5528 df-dm 5529 df-rn 5530 df-res 5531 df-ima 5532 df-iota 6283 df-fun 6326 df-fn 6327 df-f 6328 df-f1 6329 df-fo 6330 df-f1o 6331 df-fv 6332 df-riota 7093 df-ov 7138 df-oprab 7139 df-proset 17530 df-poset 17548 df-plt 17560 df-lub 17576 df-glb 17577 df-join 17578 df-meet 17579 df-p0 17641 df-lat 17648 df-clat 17710 df-oposet 36472 df-ol 36474 df-oml 36475 df-covers 36562 df-ats 36563 df-atl 36594 df-cvlat 36618 df-hlat 36647 df-pmap 36800 |
This theorem is referenced by: pmapjat1 37149 |
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