Theorem strslss 13120

Description: Propagate component extraction to a structure T from a subset structure S. (Contributed by Mario Carneiro, 11-Oct-2013.) (Revised by Jim Kingdon, 31-Jan-2023.)

Hypotheses

Ref	Expression
strss.t	|- T e. _V
strss.f	|- Fun T
strss.s	|- S C_ T
strslss.e	|- ( E = Slot ( E ` ndx ) /\ ( E ` ndx ) e. NN )
strss.n	|- <. ( E ` ndx ) , C >. e. S

Assertion

Ref	Expression
strslss	|- ( E ` T ) = ( E ` S )

Proof of Theorem strslss

Step	Hyp	Ref	Expression
1		strslss.e	. . 3 |- ( E = Slot ( E ` ndx ) /\ ( E ` ndx ) e. NN )
2		strss.t	. . . 4 |- T e. _V
3	2	a1i 9	. . 3 |- ( T. -> T e. _V )
4		strss.f	. . . 4 |- Fun T
5	4	a1i 9	. . 3 |- ( T. -> Fun T )
6		strss.s	. . . 4 |- S C_ T
7	6	a1i 9	. . 3 |- ( T. -> S C_ T )
8		strss.n	. . . 4 |- <. ( E ` ndx ) , C >. e. S
9	8	a1i 9	. . 3 |- ( T. -> <. ( E ` ndx ) , C >. e. S )
10	1, 3, 5, 7, 9	strslssd 13119	. 2 |- ( T. -> ( E ` T ) = ( E ` S ) )
11	10	mptru 1404	1 |- ( E ` T ) = ( E ` S )

Syntax hints:   /\ wa 104   = wceq 1395   T. wtru 1396   e. wcel 2200   _Vcvv 2800   C_ wss 3198   <.cop 3670   Fun wfun 5318   ` cfv 5324   NNcn 9133   ndxcnx 13069  Slot cslot 13071

This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-ia1 106  ax-ia2 107  ax-ia3 108  ax-io 714  ax-5 1493  ax-7 1494  ax-gen 1495  ax-ie1 1539  ax-ie2 1540  ax-8 1550  ax-10 1551  ax-11 1552  ax-i12 1553  ax-bndl 1555  ax-4 1556  ax-17 1572  ax-i9 1576  ax-ial 1580  ax-i5r 1581  ax-13 2202  ax-14 2203  ax-ext 2211  ax-sep 4205  ax-pow 4262  ax-pr 4297  ax-un 4528

This theorem depends on definitions:  df-bi 117  df-3an 1004  df-tru 1398  df-nf 1507  df-sb 1809  df-eu 2080  df-mo 2081  df-clab 2216  df-cleq 2222  df-clel 2225  df-nfc 2361  df-ral 2513  df-rex 2514  df-v 2802  df-sbc 3030  df-un 3202  df-in 3204  df-ss 3211  df-pw 3652  df-sn 3673  df-pr 3674  df-op 3676  df-uni 3892  df-br 4087  df-opab 4149  df-mpt 4150  df-id 4388  df-xp 4729  df-rel 4730  df-cnv 4731  df-co 4732  df-dm 4733  df-rn 4734  df-iota 5284  df-fun 5326  df-fv 5332  df-slot 13076

This theorem is referenced by: (None)