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Mirrors > Home > MPE Home > Th. List > estrcbasbas | Structured version Visualization version GIF version |
Description: An element of the base set of the base set of the category of extensible structures (i.e. the base set of an extensible structure) belongs to the considered weak universe. (Contributed by AV, 22-Mar-2020.) |
Ref | Expression |
---|---|
estrcbasbas.c | β’ πΆ = (ExtStrCatβπ) |
estrcbasbas.b | β’ π΅ = (BaseβπΆ) |
estrcbasbas.u | β’ (π β π β WUni) |
Ref | Expression |
---|---|
estrcbasbas | β’ ((π β§ πΈ β π΅) β (BaseβπΈ) β π) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | estrcbasbas.b | . . . . 5 β’ π΅ = (BaseβπΆ) | |
2 | estrcbasbas.c | . . . . . 6 β’ πΆ = (ExtStrCatβπ) | |
3 | estrcbasbas.u | . . . . . 6 β’ (π β π β WUni) | |
4 | 2, 3 | estrcbas 18112 | . . . . 5 β’ (π β π = (BaseβπΆ)) |
5 | 1, 4 | eqtr4id 2784 | . . . 4 β’ (π β π΅ = π) |
6 | 5 | eleq2d 2811 | . . 3 β’ (π β (πΈ β π΅ β πΈ β π)) |
7 | baseid 17180 | . . . . . 6 β’ Base = Slot (Baseβndx) | |
8 | simpl 481 | . . . . . 6 β’ ((π β WUni β§ πΈ β π) β π β WUni) | |
9 | simpr 483 | . . . . . 6 β’ ((π β WUni β§ πΈ β π) β πΈ β π) | |
10 | 7, 8, 9 | wunstr 17154 | . . . . 5 β’ ((π β WUni β§ πΈ β π) β (BaseβπΈ) β π) |
11 | 10 | ex 411 | . . . 4 β’ (π β WUni β (πΈ β π β (BaseβπΈ) β π)) |
12 | 3, 11 | syl 17 | . . 3 β’ (π β (πΈ β π β (BaseβπΈ) β π)) |
13 | 6, 12 | sylbid 239 | . 2 β’ (π β (πΈ β π΅ β (BaseβπΈ) β π)) |
14 | 13 | imp 405 | 1 β’ ((π β§ πΈ β π΅) β (BaseβπΈ) β π) |
Colors of variables: wff setvar class |
Syntax hints: β wi 4 β§ wa 394 = wceq 1533 β wcel 2098 βcfv 6542 WUnicwun 10721 ndxcnx 17159 Basecbs 17177 ExtStrCatcestrc 18109 |
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 2166 ax-ext 2696 ax-sep 5294 ax-nul 5301 ax-pow 5359 ax-pr 5423 ax-un 7737 ax-cnex 11192 ax-resscn 11193 ax-1cn 11194 ax-icn 11195 ax-addcl 11196 ax-addrcl 11197 ax-mulcl 11198 ax-mulrcl 11199 ax-mulcom 11200 ax-addass 11201 ax-mulass 11202 ax-distr 11203 ax-i2m1 11204 ax-1ne0 11205 ax-1rid 11206 ax-rnegex 11207 ax-rrecex 11208 ax-cnre 11209 ax-pre-lttri 11210 ax-pre-lttrn 11211 ax-pre-ltadd 11212 ax-pre-mulgt0 11213 |
This theorem depends on definitions: df-bi 206 df-an 395 df-or 846 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 2703 df-cleq 2717 df-clel 2802 df-nfc 2877 df-ne 2931 df-nel 3037 df-ral 3052 df-rex 3061 df-reu 3365 df-rab 3420 df-v 3465 df-sbc 3770 df-csb 3886 df-dif 3943 df-un 3945 df-in 3947 df-ss 3957 df-pss 3960 df-nul 4319 df-if 4525 df-pw 4600 df-sn 4625 df-pr 4627 df-tp 4629 df-op 4631 df-uni 4904 df-iun 4993 df-br 5144 df-opab 5206 df-mpt 5227 df-tr 5261 df-id 5570 df-eprel 5576 df-po 5584 df-so 5585 df-fr 5627 df-we 5629 df-xp 5678 df-rel 5679 df-cnv 5680 df-co 5681 df-dm 5682 df-rn 5683 df-res 5684 df-ima 5685 df-pred 6300 df-ord 6367 df-on 6368 df-lim 6369 df-suc 6370 df-iota 6494 df-fun 6544 df-fn 6545 df-f 6546 df-f1 6547 df-fo 6548 df-f1o 6549 df-fv 6550 df-riota 7371 df-ov 7418 df-oprab 7419 df-mpo 7420 df-om 7868 df-1st 7989 df-2nd 7990 df-frecs 8283 df-wrecs 8314 df-recs 8388 df-rdg 8427 df-1o 8483 df-er 8721 df-en 8961 df-dom 8962 df-sdom 8963 df-fin 8964 df-wun 10723 df-pnf 11278 df-mnf 11279 df-xr 11280 df-ltxr 11281 df-le 11282 df-sub 11474 df-neg 11475 df-nn 12241 df-2 12303 df-3 12304 df-4 12305 df-5 12306 df-6 12307 df-7 12308 df-8 12309 df-9 12310 df-n0 12501 df-z 12587 df-dec 12706 df-uz 12851 df-fz 13515 df-struct 17113 df-slot 17148 df-ndx 17160 df-base 17178 df-hom 17254 df-cco 17255 df-estrc 18110 |
This theorem is referenced by: funcestrcsetclem2 18129 funcestrcsetclem3 18130 funcestrcsetclem7 18134 |
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