![]() |
Mathbox for Zhi Wang |
< Previous
Next >
Nearby theorems |
|
Mirrors > Home > MPE Home > Th. List > Mathboxes > glbprdm | Structured version Visualization version GIF version |
Description: The set of two comparable elements in a poset has GLB. (Contributed by Zhi Wang, 26-Sep-2024.) |
Ref | Expression |
---|---|
lubpr.k | β’ (π β πΎ β Poset) |
lubpr.b | β’ π΅ = (BaseβπΎ) |
lubpr.x | β’ (π β π β π΅) |
lubpr.y | β’ (π β π β π΅) |
lubpr.l | β’ β€ = (leβπΎ) |
lubpr.c | β’ (π β π β€ π) |
lubpr.s | β’ (π β π = {π, π}) |
glbpr.g | β’ πΊ = (glbβπΎ) |
Ref | Expression |
---|---|
glbprdm | β’ (π β π β dom πΊ) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | lubpr.k | . . 3 β’ (π β πΎ β Poset) | |
2 | lubpr.b | . . 3 β’ π΅ = (BaseβπΎ) | |
3 | lubpr.x | . . 3 β’ (π β π β π΅) | |
4 | lubpr.y | . . 3 β’ (π β π β π΅) | |
5 | lubpr.l | . . 3 β’ β€ = (leβπΎ) | |
6 | lubpr.c | . . 3 β’ (π β π β€ π) | |
7 | lubpr.s | . . 3 β’ (π β π = {π, π}) | |
8 | glbpr.g | . . 3 β’ πΊ = (glbβπΎ) | |
9 | 1, 2, 3, 4, 5, 6, 7, 8 | glbprlem 47854 | . 2 β’ (π β (π β dom πΊ β§ (πΊβπ) = π)) |
10 | 9 | simpld 494 | 1 β’ (π β π β dom πΊ) |
Colors of variables: wff setvar class |
Syntax hints: β wi 4 = wceq 1533 β wcel 2098 {cpr 4625 class class class wbr 5141 dom cdm 5669 βcfv 6536 Basecbs 17150 lecple 17210 Posetcpo 18269 glbcglb 18272 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1789 ax-4 1803 ax-5 1905 ax-6 1963 ax-7 2003 ax-8 2100 ax-9 2108 ax-10 2129 ax-11 2146 ax-12 2163 ax-ext 2697 ax-rep 5278 ax-sep 5292 ax-nul 5299 ax-pow 5356 ax-pr 5420 ax-un 7721 ax-cnex 11165 ax-resscn 11166 ax-1cn 11167 ax-icn 11168 ax-addcl 11169 ax-addrcl 11170 ax-mulcl 11171 ax-mulrcl 11172 ax-mulcom 11173 ax-addass 11174 ax-mulass 11175 ax-distr 11176 ax-i2m1 11177 ax-1ne0 11178 ax-1rid 11179 ax-rnegex 11180 ax-rrecex 11181 ax-cnre 11182 ax-pre-lttri 11183 ax-pre-lttrn 11184 ax-pre-ltadd 11185 ax-pre-mulgt0 11186 |
This theorem depends on definitions: df-bi 206 df-an 396 df-or 845 df-3or 1085 df-3an 1086 df-tru 1536 df-fal 1546 df-ex 1774 df-nf 1778 df-sb 2060 df-mo 2528 df-eu 2557 df-clab 2704 df-cleq 2718 df-clel 2804 df-nfc 2879 df-ne 2935 df-nel 3041 df-ral 3056 df-rex 3065 df-rmo 3370 df-reu 3371 df-rab 3427 df-v 3470 df-sbc 3773 df-csb 3889 df-dif 3946 df-un 3948 df-in 3950 df-ss 3960 df-pss 3962 df-nul 4318 df-if 4524 df-pw 4599 df-sn 4624 df-pr 4626 df-op 4630 df-uni 4903 df-iun 4992 df-br 5142 df-opab 5204 df-mpt 5225 df-tr 5259 df-id 5567 df-eprel 5573 df-po 5581 df-so 5582 df-fr 5624 df-we 5626 df-xp 5675 df-rel 5676 df-cnv 5677 df-co 5678 df-dm 5679 df-rn 5680 df-res 5681 df-ima 5682 df-pred 6293 df-ord 6360 df-on 6361 df-lim 6362 df-suc 6363 df-iota 6488 df-fun 6538 df-fn 6539 df-f 6540 df-f1 6541 df-fo 6542 df-f1o 6543 df-fv 6544 df-riota 7360 df-ov 7407 df-oprab 7408 df-mpo 7409 df-om 7852 df-2nd 7972 df-frecs 8264 df-wrecs 8295 df-recs 8369 df-rdg 8408 df-er 8702 df-en 8939 df-dom 8940 df-sdom 8941 df-pnf 11251 df-mnf 11252 df-xr 11253 df-ltxr 11254 df-le 11255 df-sub 11447 df-neg 11448 df-nn 12214 df-2 12276 df-3 12277 df-4 12278 df-5 12279 df-6 12280 df-7 12281 df-8 12282 df-9 12283 df-dec 12679 df-sets 17103 df-slot 17121 df-ndx 17133 df-base 17151 df-ple 17223 df-odu 18249 df-proset 18257 df-poset 18275 df-lub 18308 df-glb 18309 |
This theorem is referenced by: toslat 47863 |
Copyright terms: Public domain | W3C validator |