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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 2765 | . . 3 ⊢ (lt‘𝐾) = (lt‘𝐾) | |
| 3 | cvrle.c | . . 3 ⊢ 𝐶 = ( ⋖ ‘𝐾) | |
| 4 | 1, 2, 3 | cvrlt 39906 | . 2 ⊢ (((𝐾 ∈ 𝐴 ∧ 𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵) ∧ 𝑋𝐶𝑌) → 𝑋(lt‘𝐾)𝑌) |
| 5 | cvrle.l | . . . 4 ⊢ ≤ = (le‘𝐾) | |
| 6 | 5, 2 | pltval 18376 | . . 3 ⊢ ((𝐾 ∈ 𝐴 ∧ 𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵) → (𝑋(lt‘𝐾)𝑌 ↔ (𝑋 ≤ 𝑌 ∧ 𝑋 ≠ 𝑌))) |
| 7 | 6 | simprbda 503 | . 2 ⊢ (((𝐾 ∈ 𝐴 ∧ 𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵) ∧ 𝑋(lt‘𝐾)𝑌) → 𝑋 ≤ 𝑌) |
| 8 | 4, 7 | syldan 602 | 1 ⊢ (((𝐾 ∈ 𝐴 ∧ 𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵) ∧ 𝑋𝐶𝑌) → 𝑋 ≤ 𝑌) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∧ wa 400 ∧ w3a 1101 = wceq 1563 ∈ wcel 2145 ≠ wne 2960 class class class wbr 5105 ‘cfv 6525 Basecbs 17259 lecple 17307 ltcplt 18354 ⋖ ccvr 39898 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1818 ax-4 1832 ax-5 1933 ax-6 1990 ax-7 2031 ax-8 2147 ax-9 2155 ax-10 2178 ax-11 2194 ax-12 2215 ax-ext 2737 ax-sep 5251 ax-nul 5261 ax-pow 5327 ax-pr 5395 ax-un 7722 |
| This theorem depends on definitions: df-bi 210 df-an 401 df-or 861 df-3an 1103 df-tru 1566 df-fal 1576 df-ex 1803 df-nf 1807 df-sb 2094 df-mo 2569 df-eu 2599 df-clab 2744 df-cleq 2757 df-clel 2840 df-nfc 2914 df-ne 2961 df-ral 3080 df-rex 3090 df-rab 3418 df-v 3459 df-dif 3910 df-un 3912 df-in 3914 df-ss 3924 df-nul 4289 df-if 4484 df-pw 4560 df-sn 4586 df-pr 4588 df-op 4592 df-uni 4869 df-br 5106 df-opab 5168 df-mpt 5187 df-id 5547 df-xp 5658 df-rel 5659 df-cnv 5660 df-co 5661 df-dm 5662 df-iota 6481 df-fun 6527 df-fv 6533 df-plt 18374 df-covers 39902 |
| This theorem is referenced by: cvrnbtwn4 39915 cvrcmp 39919 atcvrj2b 40068 atexchcvrN 40076 llncmp 40158 llncvrlpln 40194 lplncmp 40198 lplncvrlvol 40252 lvolcmp 40253 |
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