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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 2761 | . . 3 ⊢ (lt‘𝐾) = (lt‘𝐾) | |
| 3 | cvrle.c | . . 3 ⊢ 𝐶 = ( ⋖ ‘𝐾) | |
| 4 | 1, 2, 3 | cvrlt 40295 | . 2 ⊢ (((𝐾 ∈ 𝐴 ∧ 𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵) ∧ 𝑋𝐶𝑌) → 𝑋(lt‘𝐾)𝑌) |
| 5 | cvrle.l | . . . 4 ⊢ ≤ = (le‘𝐾) | |
| 6 | 5, 2 | pltval 18484 | . . 3 ⊢ ((𝐾 ∈ 𝐴 ∧ 𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵) → (𝑋(lt‘𝐾)𝑌 ↔ (𝑋 ≤ 𝑌 ∧ 𝑋 ≠ 𝑌))) |
| 7 | 6 | simprbda 504 | . 2 ⊢ (((𝐾 ∈ 𝐴 ∧ 𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵) ∧ 𝑋(lt‘𝐾)𝑌) → 𝑋 ≤ 𝑌) |
| 8 | 4, 7 | syldan 603 | 1 ⊢ (((𝐾 ∈ 𝐴 ∧ 𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵) ∧ 𝑋𝐶𝑌) → 𝑋 ≤ 𝑌) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 ∧ wa 401 ∧ w3a 1103 = wceq 1570 ∈ wcel 2145 ≠ wne 2956 class class class wbr 5103 ‘cfv 6531 Basecbs 17367 lecple 17415 ltcplt 18462 ⋖ ccvr 40287 |
| 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 2733 ax-sep 5249 ax-nul 5260 ax-pow 5327 ax-pr 5391 ax-un 7740 |
| 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 2565 df-eu 2595 df-clab 2740 df-cleq 2753 df-clel 2836 df-nfc 2910 df-ne 2957 df-ral 3078 df-rex 3088 df-rab 3414 df-v 3453 df-dif 3902 df-un 3904 df-in 3906 df-ss 3916 df-nul 4280 df-if 4483 df-pw 4559 df-sn 4585 df-pr 4587 df-op 4591 df-uni 4868 df-br 5104 df-opab 5168 df-mpt 5187 df-id 5546 df-xp 5657 df-rel 5658 df-cnv 5659 df-co 5660 df-dm 5661 df-iota 6487 df-fun 6533 df-fv 6539 df-plt 18482 df-covers 40291 |
| This theorem is used by: cvrnbtwn4 40304 cvrcmp 40308 atcvrj2b 40457 atexchcvrN 40465 llncmp 40547 llncvrlpln 40583 lplncmp 40587 lplncvrlvol 40641 lvolcmp 40642 |
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