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| Mirrors > Home > MPE Home > Th. List > Mathboxes > cvrntr | Structured version Visualization version GIF version | ||
| Description: The covers relation is not transitive. (cvntr 32951 analog.) (Contributed by NM, 18-Jun-2012.) |
| Ref | Expression |
|---|---|
| cvrntr.b | ⊢ 𝐵 = (Base‘𝐾) |
| cvrntr.c | ⊢ 𝐶 = ( ⋖ ‘𝐾) |
| Ref | Expression |
|---|---|
| cvrntr | ⊢ ((𝐾 ∈ 𝐴 ∧ (𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵 ∧ 𝑍 ∈ 𝐵)) → ((𝑋𝐶𝑌 ∧ 𝑌𝐶𝑍) → ¬ 𝑋𝐶𝑍)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | cvrntr.b | . . . . 5 ⊢ 𝐵 = (Base‘𝐾) | |
| 2 | eqid 2763 | . . . . 5 ⊢ (lt‘𝐾) = (lt‘𝐾) | |
| 3 | cvrntr.c | . . . . 5 ⊢ 𝐶 = ( ⋖ ‘𝐾) | |
| 4 | 1, 2, 3 | cvrlt 40593 | . . . 4 ⊢ (((𝐾 ∈ 𝐴 ∧ 𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵) ∧ 𝑋𝐶𝑌) → 𝑋(lt‘𝐾)𝑌) |
| 5 | 4 | ex 418 | . . 3 ⊢ ((𝐾 ∈ 𝐴 ∧ 𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵) → (𝑋𝐶𝑌 → 𝑋(lt‘𝐾)𝑌)) |
| 6 | 5 | 3adant3r3 1203 | . 2 ⊢ ((𝐾 ∈ 𝐴 ∧ (𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵 ∧ 𝑍 ∈ 𝐵)) → (𝑋𝐶𝑌 → 𝑋(lt‘𝐾)𝑌)) |
| 7 | 1, 2, 3 | ltcvrntr 40747 | . 2 ⊢ ((𝐾 ∈ 𝐴 ∧ (𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵 ∧ 𝑍 ∈ 𝐵)) → ((𝑋(lt‘𝐾)𝑌 ∧ 𝑌𝐶𝑍) → ¬ 𝑋𝐶𝑍)) |
| 8 | 6, 7 | syland 615 | 1 ⊢ ((𝐾 ∈ 𝐴 ∧ (𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵 ∧ 𝑍 ∈ 𝐵)) → ((𝑋𝐶𝑌 ∧ 𝑌𝐶𝑍) → ¬ 𝑋𝐶𝑍)) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: ¬ wn 3 → wi 4 ∧ wa 401 ∧ w3a 1103 = wceq 1570 ∈ wcel 2147 class class class wbr 5108 ‘cfv 6566 Basecbs 17431 ltcplt 18532 ⋖ ccvr 40585 |
| 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 1945 ax-6 2002 ax-7 2043 ax-8 2149 ax-9 2157 ax-10 2180 ax-11 2197 ax-12 2216 ax-ext 2735 ax-sep 5255 ax-nul 5266 ax-pow 5334 ax-pr 5398 ax-un 7783 |
| 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 2102 df-mo 2567 df-eu 2597 df-clab 2742 df-cleq 2755 df-clel 2839 df-nfc 2913 df-ne 2960 df-ral 3081 df-rex 3091 df-rab 3417 df-v 3456 df-ss 3901 df-dif 4050 df-in 4094 df-un 4154 df-nul 4282 df-if 4486 df-pw 4562 df-sn 4589 df-pr 4591 df-op 4841 df-uni 4873 df-br 5109 df-opab 5174 df-mpt 5193 df-id 5553 df-xp 5664 df-rel 5665 df-cnv 5666 df-co 5667 df-dm 5668 df-iota 6520 df-fun 6568 df-fv 6574 df-covers 40589 |
| This theorem is used by: atcvr0eq 40749 lnnat 40750 |
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