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| Mirrors > Home > MPE Home > Th. List > base0 | Structured version Visualization version GIF version | ||
| Description: The base set of the empty structure. (Contributed by David A. Wheeler, 7-Jul-2016.) |
| Ref | Expression |
|---|---|
| base0 | ⊢ ∅ = (Base‘∅) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | baseid 17139 | . 2 ⊢ Base = Slot (Base‘ndx) | |
| 2 | 1 | str0 17116 | 1 ⊢ ∅ = (Base‘∅) |
| Colors of variables: wff setvar class |
| Syntax hints: = wceq 1541 ∅c0 4285 ‘cfv 6492 ndxcnx 17120 Basecbs 17136 |
| 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 1968 ax-7 2009 ax-8 2115 ax-9 2123 ax-10 2146 ax-11 2162 ax-12 2184 ax-ext 2708 ax-sep 5241 ax-nul 5251 ax-pow 5310 ax-pr 5377 ax-un 7680 ax-cnex 11082 ax-1cn 11084 ax-addcl 11086 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 848 df-3or 1087 df-3an 1088 df-tru 1544 df-fal 1554 df-ex 1781 df-nf 1785 df-sb 2068 df-mo 2539 df-eu 2569 df-clab 2715 df-cleq 2728 df-clel 2811 df-nfc 2885 df-ne 2933 df-ral 3052 df-rex 3061 df-reu 3351 df-rab 3400 df-v 3442 df-sbc 3741 df-csb 3850 df-dif 3904 df-un 3906 df-in 3908 df-ss 3918 df-pss 3921 df-nul 4286 df-if 4480 df-pw 4556 df-sn 4581 df-pr 4583 df-op 4587 df-uni 4864 df-iun 4948 df-br 5099 df-opab 5161 df-mpt 5180 df-tr 5206 df-id 5519 df-eprel 5524 df-po 5532 df-so 5533 df-fr 5577 df-we 5579 df-xp 5630 df-rel 5631 df-cnv 5632 df-co 5633 df-dm 5634 df-rn 5635 df-res 5636 df-ima 5637 df-pred 6259 df-ord 6320 df-on 6321 df-lim 6322 df-suc 6323 df-iota 6448 df-fun 6494 df-fn 6495 df-f 6496 df-f1 6497 df-fo 6498 df-f1o 6499 df-fv 6500 df-ov 7361 df-om 7809 df-2nd 7934 df-frecs 8223 df-wrecs 8254 df-recs 8303 df-rdg 8341 df-nn 12146 df-slot 17109 df-ndx 17121 df-base 17137 |
| This theorem is referenced by: elbasfv 17142 elbasov 17143 ressbas 17163 ressbasssg 17164 ressbasssOLD 17167 ress0 17170 0cat 17612 oppcbas 17641 fucbas 17887 xpcbas 18101 xpchomfval 18102 xpccofval 18105 0pos 18244 join0 18326 meet0 18327 oduclatb 18430 isipodrs 18460 0g0 18589 frmdplusg 18779 efmndbas 18796 efmndbasabf 18797 efmndplusg 18805 grpn0 18901 grpinvfvi 18912 mulgfvi 19003 psgnfval 19429 subcmn 19766 submomnd 20061 invrfval 20325 suborng 20809 00lss 20892 00lsp 20932 thlbas 21651 dsmmfi 21693 asclfval 21834 psrbas 21889 psrplusg 21892 psrmulr 21898 resspsrbas 21929 opsrle 22002 00ply1bas 22180 ply1basfvi 22181 ply1plusgfvi 22182 matbas0pc 22353 matbas0 22354 matrcl 22356 mdetfval 22530 madufval 22581 mdegfval 26023 uc1pval 26101 mon1pval 26103 dchrrcl 27207 vtxval0 29112 fracbas 33387 mendbas 43418 mendplusgfval 43419 mendmulrfval 43421 mendvscafval 43424 ipolub00 49234 0func 49328 0funcALT 49329 initc 49332 0thinc 49700 initocmd 49910 termolmd 49911 |
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