| Mathbox for Norm Megill |
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| Mirrors > Home > MPE Home > Th. List > Mathboxes > ople1 | Structured version Visualization version GIF version | ||
| Description: Any element is less than the orthoposet unity. (chss 31317 analog.) (Contributed by NM, 23-Oct-2011.) |
| Ref | Expression |
|---|---|
| ople1.b | ⊢ 𝐵 = (Base‘𝐾) |
| ople1.l | ⊢ ≤ = (le‘𝐾) |
| ople1.u | ⊢ 1 = (1.‘𝐾) |
| Ref | Expression |
|---|---|
| ople1 | ⊢ ((𝐾 ∈ OP ∧ 𝑋 ∈ 𝐵) → 𝑋 ≤ 1 ) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | ople1.b | . 2 ⊢ 𝐵 = (Base‘𝐾) | |
| 2 | eqid 2737 | . 2 ⊢ (lub‘𝐾) = (lub‘𝐾) | |
| 3 | ople1.l | . 2 ⊢ ≤ = (le‘𝐾) | |
| 4 | ople1.u | . 2 ⊢ 1 = (1.‘𝐾) | |
| 5 | simpl 482 | . 2 ⊢ ((𝐾 ∈ OP ∧ 𝑋 ∈ 𝐵) → 𝐾 ∈ OP) | |
| 6 | simpr 484 | . 2 ⊢ ((𝐾 ∈ OP ∧ 𝑋 ∈ 𝐵) → 𝑋 ∈ 𝐵) | |
| 7 | eqid 2737 | . . . . 5 ⊢ (glb‘𝐾) = (glb‘𝐾) | |
| 8 | 1, 2, 7 | op01dm 39559 | . . . 4 ⊢ (𝐾 ∈ OP → (𝐵 ∈ dom (lub‘𝐾) ∧ 𝐵 ∈ dom (glb‘𝐾))) |
| 9 | 8 | simpld 494 | . . 3 ⊢ (𝐾 ∈ OP → 𝐵 ∈ dom (lub‘𝐾)) |
| 10 | 9 | adantr 480 | . 2 ⊢ ((𝐾 ∈ OP ∧ 𝑋 ∈ 𝐵) → 𝐵 ∈ dom (lub‘𝐾)) |
| 11 | 1, 2, 3, 4, 5, 6, 10 | ple1 18363 | 1 ⊢ ((𝐾 ∈ OP ∧ 𝑋 ∈ 𝐵) → 𝑋 ≤ 1 ) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∧ wa 395 = wceq 1542 ∈ wcel 2114 class class class wbr 5100 dom cdm 5632 ‘cfv 6500 Basecbs 17148 lecple 17196 lubclub 18244 glbcglb 18245 1.cp1 18357 OPcops 39548 |
| 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 2709 ax-rep 5226 ax-sep 5243 ax-nul 5253 ax-pow 5312 ax-pr 5379 |
| 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 2540 df-eu 2570 df-clab 2716 df-cleq 2729 df-clel 2812 df-nfc 2886 df-ne 2934 df-ral 3053 df-rex 3063 df-rmo 3352 df-reu 3353 df-rab 3402 df-v 3444 df-sbc 3743 df-csb 3852 df-dif 3906 df-un 3908 df-in 3910 df-ss 3920 df-nul 4288 df-if 4482 df-pw 4558 df-sn 4583 df-pr 4585 df-op 4589 df-uni 4866 df-iun 4950 df-br 5101 df-opab 5163 df-mpt 5182 df-id 5527 df-xp 5638 df-rel 5639 df-cnv 5640 df-co 5641 df-dm 5642 df-rn 5643 df-res 5644 df-ima 5645 df-iota 6456 df-fun 6502 df-fn 6503 df-f 6504 df-f1 6505 df-fo 6506 df-f1o 6507 df-fv 6508 df-riota 7325 df-ov 7371 df-lub 18279 df-p1 18359 df-oposet 39552 |
| This theorem is referenced by: op1le 39568 glb0N 39569 opoc1 39578 ncvr1 39648 1cvrat 39852 pmap1N 40143 pol1N 40286 dih1 41662 dihjatc 41793 |
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