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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 17180 | . 2 ⊢ Base = Slot (Base‘ndx) | |
| 2 | 1 | str0 17157 | 1 ⊢ ∅ = (Base‘∅) |
| Colors of variables: wff setvar class |
| Syntax hints: = wceq 1547 ∅c0 4268 ‘cfv 6492 ndxcnx 17161 Basecbs 17177 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1802 ax-4 1816 ax-5 1917 ax-6 1974 ax-7 2015 ax-8 2121 ax-9 2129 ax-10 2152 ax-11 2168 ax-12 2189 ax-ext 2712 ax-sep 5225 ax-nul 5235 ax-pow 5301 ax-pr 5369 ax-un 7685 ax-cnex 11092 ax-1cn 11094 ax-addcl 11096 |
| This theorem depends on definitions: df-bi 208 df-an 397 df-or 854 df-3or 1093 df-3an 1094 df-tru 1550 df-fal 1560 df-ex 1787 df-nf 1791 df-sb 2074 df-mo 2543 df-eu 2573 df-clab 2719 df-cleq 2732 df-clel 2815 df-nfc 2889 df-ne 2936 df-ral 3055 df-rex 3065 df-reu 3346 df-rab 3393 df-v 3434 df-sbc 3731 df-csb 3839 df-dif 3893 df-un 3895 df-in 3897 df-ss 3907 df-pss 3910 df-nul 4269 df-if 4462 df-pw 4538 df-sn 4563 df-pr 4565 df-op 4569 df-uni 4846 df-iun 4930 df-br 5080 df-opab 5142 df-mpt 5161 df-tr 5187 df-id 5520 df-eprel 5525 df-po 5533 df-so 5534 df-fr 5578 df-we 5580 df-xp 5631 df-rel 5632 df-cnv 5633 df-co 5634 df-dm 5635 df-rn 5636 df-res 5637 df-ima 5638 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 7366 df-om 7814 df-2nd 7939 df-frecs 8228 df-wrecs 8259 df-recs 8308 df-rdg 8346 df-nn 12173 df-slot 17150 df-ndx 17162 df-base 17178 |
| This theorem is referenced by: elbasfv 17183 elbasov 17184 ressbas 17204 ressbasssg 17205 ressbasssOLD 17208 ress0 17211 0cat 17653 oppcbas 17682 fucbas 17928 xpcbas 18142 xpchomfval 18143 xpccofval 18146 0pos 18285 join0 18367 meet0 18368 oduclatb 18471 isipodrs 18501 0g0 18630 frmdplusg 18820 efmndbas 18837 efmndbasabf 18838 efmndplusg 18846 grpn0 18945 grpinvfvi 18956 mulgfvi 19047 psgnfval 19473 subcmn 19810 submomnd 20105 invrfval 20367 suborng 20855 00lss 20938 00lsp 20978 thlbas 21678 dsmmfi 21720 asclfval 21860 psrbas 21916 psrplusg 21919 psrmulr 21924 resspsrbas 21955 opsrle 22030 00ply1bas 22231 ply1basfvi 22232 ply1plusgfvi 22233 matbas0pc 22399 matbas0 22400 matrcl 22402 mdetfval 22576 madufval 22627 mdegfval 26052 uc1pval 26130 mon1pval 26132 dchrrcl 27228 vtxval0 29133 fracbas 33396 mendbas 43632 mendplusgfval 43633 mendmulrfval 43635 mendvscafval 43638 ipolub00 49490 0func 49584 0funcALT 49585 initc 49588 0thinc 49956 initocmd 50166 termolmd 50167 |
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