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Mirrors > Home > MPE Home > Th. List > pstr2 | Structured version Visualization version Unicode version |
Description: A poset is transitive. (Contributed by FL, 3-Aug-2009.) |
Ref | Expression |
---|---|
pstr2 |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | isps 17202 | . . 3 | |
2 | 1 | ibi 256 | . 2 |
3 | 2 | simp2d 1074 | 1 |
Colors of variables: wff setvar class |
Syntax hints: wi 4 w3a 1037 wceq 1483 wcel 1990 cin 3573 wss 3574 cuni 4436 cid 5023 ccnv 5113 cres 5116 ccom 5118 wrel 5119 cps 17198 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1722 ax-4 1737 ax-5 1839 ax-6 1888 ax-7 1935 ax-9 1999 ax-10 2019 ax-11 2034 ax-12 2047 ax-13 2246 ax-ext 2602 |
This theorem depends on definitions: df-bi 197 df-or 385 df-an 386 df-3an 1039 df-tru 1486 df-ex 1705 df-nf 1710 df-sb 1881 df-clab 2609 df-cleq 2615 df-clel 2618 df-nfc 2753 df-rex 2918 df-v 3202 df-in 3581 df-ss 3588 df-uni 4437 df-br 4654 df-opab 4713 df-xp 5120 df-rel 5121 df-cnv 5122 df-co 5123 df-res 5126 df-ps 17200 |
This theorem is referenced by: pslem 17206 cnvps 17212 psss 17214 tsrdir 17238 |
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