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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 2821 | . . 3 ⊢ (Base‘𝐹) = (Base‘𝐹) | |
2 | eqid 2821 | . . 3 ⊢ (le‘𝐹) = (le‘𝐹) | |
3 | 1, 2 | istos 17645 | . 2 ⊢ (𝐹 ∈ Toset ↔ (𝐹 ∈ Poset ∧ ∀𝑥 ∈ (Base‘𝐹)∀𝑦 ∈ (Base‘𝐹)(𝑥(le‘𝐹)𝑦 ∨ 𝑦(le‘𝐹)𝑥))) |
4 | 3 | simplbi 500 | 1 ⊢ (𝐹 ∈ Toset → 𝐹 ∈ Poset) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ∨ wo 843 ∈ wcel 2114 ∀wral 3138 class class class wbr 5066 ‘cfv 6355 Basecbs 16483 lecple 16572 Posetcpo 17550 Tosetctos 17643 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1796 ax-4 1810 ax-5 1911 ax-6 1970 ax-7 2015 ax-8 2116 ax-9 2124 ax-10 2145 ax-11 2161 ax-12 2177 ax-ext 2793 ax-nul 5210 |
This theorem depends on definitions: df-bi 209 df-an 399 df-or 844 df-3an 1085 df-tru 1540 df-ex 1781 df-nf 1785 df-sb 2070 df-mo 2622 df-eu 2654 df-clab 2800 df-cleq 2814 df-clel 2893 df-nfc 2963 df-ral 3143 df-rex 3144 df-rab 3147 df-v 3496 df-sbc 3773 df-dif 3939 df-un 3941 df-in 3943 df-ss 3952 df-nul 4292 df-if 4468 df-sn 4568 df-pr 4570 df-op 4574 df-uni 4839 df-br 5067 df-iota 6314 df-fv 6363 df-toset 17644 |
This theorem is referenced by: resstos 30647 tltnle 30649 odutos 30650 tlt3 30652 xrsclat 30667 omndadd2d 30709 omndadd2rd 30710 omndmul2 30713 omndmul 30715 gsumle 30725 isarchi3 30816 archirngz 30818 archiabllem1a 30820 archiabllem2c 30824 orngsqr 30877 ofldchr 30887 ordtrest2NEWlem 31165 ordtrest2NEW 31166 ordtconnlem1 31167 |
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