| 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 31652 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 2765 | . 2 ⊢ (lub‘𝐾) = (lub‘𝐾) | |
| 3 | ople1.l | . 2 ⊢ ≤ = (le‘𝐾) | |
| 4 | ople1.u | . 2 ⊢ 1 = (1.‘𝐾) | |
| 5 | simpl 488 | . 2 ⊢ ((𝐾 ∈ OP ∧ 𝑋 ∈ 𝐵) → 𝐾 ∈ OP) | |
| 6 | simpr 490 | . 2 ⊢ ((𝐾 ∈ OP ∧ 𝑋 ∈ 𝐵) → 𝑋 ∈ 𝐵) | |
| 7 | eqid 2765 | . . . . 5 ⊢ (glb‘𝐾) = (glb‘𝐾) | |
| 8 | 1, 2, 7 | op01dm 40015 | . . . 4 ⊢ (𝐾 ∈ OP → (𝐵 ∈ dom (lub‘𝐾) ∧ 𝐵 ∈ dom (glb‘𝐾))) |
| 9 | 8 | simpld 500 | . . 3 ⊢ (𝐾 ∈ OP → 𝐵 ∈ dom (lub‘𝐾)) |
| 10 | 9 | adantr 486 | . 2 ⊢ ((𝐾 ∈ OP ∧ 𝑋 ∈ 𝐵) → 𝐵 ∈ dom (lub‘𝐾)) |
| 11 | 1, 2, 3, 4, 5, 6, 10 | ple1 18506 | 1 ⊢ ((𝐾 ∈ OP ∧ 𝑋 ∈ 𝐵) → 𝑋 ≤ 1 ) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 ∧ wa 401 = wceq 1570 ∈ wcel 2146 class class class wbr 5111 dom cdm 5663 ‘cfv 6540 Basecbs 17291 lecple 17339 lubclub 18387 glbcglb 18388 1.cp1 18500 OPcops 40004 |
| 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 2148 ax-9 2156 ax-10 2179 ax-11 2195 ax-12 2216 ax-ext 2737 ax-rep 5240 ax-sep 5259 ax-nul 5271 ax-pow 5338 ax-pr 5406 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3an 1105 df-tru 1573 df-fal 1583 df-ex 1813 df-nf 1817 df-sb 2100 df-mo 2569 df-eu 2599 df-clab 2744 df-cleq 2757 df-clel 2840 df-nfc 2914 df-ne 2961 df-ral 3082 df-rex 3092 df-rmo 3371 df-reu 3372 df-rab 3419 df-v 3459 df-sbc 3747 df-csb 3855 df-dif 3909 df-un 3911 df-in 3913 df-ss 3923 df-nul 4287 df-if 4490 df-pw 4566 df-sn 4592 df-pr 4594 df-op 4598 df-uni 4875 df-iun 4960 df-br 5112 df-opab 5176 df-mpt 5195 df-id 5558 df-xp 5669 df-rel 5670 df-cnv 5671 df-co 5672 df-dm 5673 df-rn 5674 df-res 5675 df-ima 5676 df-iota 6496 df-fun 6542 df-fn 6543 df-f 6544 df-f1 6545 df-fo 6546 df-f1o 6547 df-fv 6548 df-riota 7376 df-ov 7422 df-lub 18422 df-p1 18502 df-oposet 40008 |
| This theorem is used by: op1le 40024 glb0N 40025 opoc1 40034 ncvr1 40104 1cvrat 40308 pmap1N 40599 pol1N 40742 dih1 42118 dihjatc 42249 |
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