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Mathbox for Thierry Arnoux |
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Mirrors > Home > MPE Home > Th. List > Mathboxes > tospos | Structured version Visualization version GIF version |
Description: A Toset is a Poset. (Contributed by Thierry Arnoux, 20-Jan-2018.) |
Ref | Expression |
---|---|
tospos | ⊢ (𝐹 ∈ Toset → 𝐹 ∈ Poset) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | eqid 2798 | . . 3 ⊢ (Base‘𝐹) = (Base‘𝐹) | |
2 | eqid 2798 | . . 3 ⊢ (le‘𝐹) = (le‘𝐹) | |
3 | 1, 2 | istos 17637 | . 2 ⊢ (𝐹 ∈ Toset ↔ (𝐹 ∈ Poset ∧ ∀𝑥 ∈ (Base‘𝐹)∀𝑦 ∈ (Base‘𝐹)(𝑥(le‘𝐹)𝑦 ∨ 𝑦(le‘𝐹)𝑥))) |
4 | 3 | simplbi 501 | 1 ⊢ (𝐹 ∈ Toset → 𝐹 ∈ Poset) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ∨ wo 844 ∈ wcel 2111 ∀wral 3106 class class class wbr 5030 ‘cfv 6324 Basecbs 16475 lecple 16564 Posetcpo 17542 Tosetctos 17635 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1797 ax-4 1811 ax-5 1911 ax-6 1970 ax-7 2015 ax-8 2113 ax-9 2121 ax-10 2142 ax-11 2158 ax-12 2175 ax-ext 2770 ax-nul 5174 |
This theorem depends on definitions: df-bi 210 df-an 400 df-or 845 df-3an 1086 df-tru 1541 df-ex 1782 df-nf 1786 df-sb 2070 df-mo 2598 df-eu 2629 df-clab 2777 df-cleq 2791 df-clel 2870 df-nfc 2938 df-ral 3111 df-rex 3112 df-rab 3115 df-v 3443 df-sbc 3721 df-dif 3884 df-un 3886 df-in 3888 df-ss 3898 df-nul 4244 df-sn 4526 df-pr 4528 df-op 4532 df-uni 4801 df-br 5031 df-iota 6283 df-fv 6332 df-toset 17636 |
This theorem is referenced by: resstos 30673 tltnle 30675 odutos 30676 tlt3 30678 xrsclat 30714 omndadd2d 30759 omndadd2rd 30760 omndmul2 30763 omndmul 30765 gsumle 30775 isarchi3 30866 archirngz 30868 archiabllem1a 30870 archiabllem2c 30874 orngsqr 30928 ofldchr 30938 ordtrest2NEWlem 31275 ordtrest2NEW 31276 ordtconnlem1 31277 |
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