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Mirrors > Home > MPE Home > Th. List > Mathboxes > cvrle | Structured version Visualization version GIF version |
Description: The covers relation implies the "less than or equal to" relation. (Contributed by NM, 12-Oct-2011.) |
Ref | Expression |
---|---|
cvrle.b | ⊢ 𝐵 = (Base‘𝐾) |
cvrle.l | ⊢ ≤ = (le‘𝐾) |
cvrle.c | ⊢ 𝐶 = ( ⋖ ‘𝐾) |
Ref | Expression |
---|---|
cvrle | ⊢ (((𝐾 ∈ 𝐴 ∧ 𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵) ∧ 𝑋𝐶𝑌) → 𝑋 ≤ 𝑌) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | cvrle.b | . . 3 ⊢ 𝐵 = (Base‘𝐾) | |
2 | eqid 2738 | . . 3 ⊢ (lt‘𝐾) = (lt‘𝐾) | |
3 | cvrle.c | . . 3 ⊢ 𝐶 = ( ⋖ ‘𝐾) | |
4 | 1, 2, 3 | cvrlt 37211 | . 2 ⊢ (((𝐾 ∈ 𝐴 ∧ 𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵) ∧ 𝑋𝐶𝑌) → 𝑋(lt‘𝐾)𝑌) |
5 | cvrle.l | . . . 4 ⊢ ≤ = (le‘𝐾) | |
6 | 5, 2 | pltval 17965 | . . 3 ⊢ ((𝐾 ∈ 𝐴 ∧ 𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵) → (𝑋(lt‘𝐾)𝑌 ↔ (𝑋 ≤ 𝑌 ∧ 𝑋 ≠ 𝑌))) |
7 | 6 | simprbda 498 | . 2 ⊢ (((𝐾 ∈ 𝐴 ∧ 𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵) ∧ 𝑋(lt‘𝐾)𝑌) → 𝑋 ≤ 𝑌) |
8 | 4, 7 | syldan 590 | 1 ⊢ (((𝐾 ∈ 𝐴 ∧ 𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵) ∧ 𝑋𝐶𝑌) → 𝑋 ≤ 𝑌) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ∧ wa 395 ∧ w3a 1085 = wceq 1539 ∈ wcel 2108 ≠ wne 2942 class class class wbr 5070 ‘cfv 6418 Basecbs 16840 lecple 16895 ltcplt 17941 ⋖ ccvr 37203 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1799 ax-4 1813 ax-5 1914 ax-6 1972 ax-7 2012 ax-8 2110 ax-9 2118 ax-10 2139 ax-11 2156 ax-12 2173 ax-ext 2709 ax-sep 5218 ax-nul 5225 ax-pow 5283 ax-pr 5347 ax-un 7566 |
This theorem depends on definitions: df-bi 206 df-an 396 df-or 844 df-3an 1087 df-tru 1542 df-fal 1552 df-ex 1784 df-nf 1788 df-sb 2069 df-mo 2540 df-eu 2569 df-clab 2716 df-cleq 2730 df-clel 2817 df-nfc 2888 df-ne 2943 df-ral 3068 df-rex 3069 df-rab 3072 df-v 3424 df-dif 3886 df-un 3888 df-in 3890 df-ss 3900 df-nul 4254 df-if 4457 df-pw 4532 df-sn 4559 df-pr 4561 df-op 4565 df-uni 4837 df-br 5071 df-opab 5133 df-mpt 5154 df-id 5480 df-xp 5586 df-rel 5587 df-cnv 5588 df-co 5589 df-dm 5590 df-iota 6376 df-fun 6420 df-fv 6426 df-plt 17963 df-covers 37207 |
This theorem is referenced by: cvrnbtwn4 37220 cvrcmp 37224 atcvrj2b 37373 atexchcvrN 37381 llncmp 37463 llncvrlpln 37499 lplncmp 37503 lplncvrlvol 37557 lvolcmp 37558 |
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