Theorem rnmptss 5475

Description: The range of an operation given by the maps-to notation as a subset. (Contributed by Thierry Arnoux, 24-Sep-2017.)

Hypothesis

Ref	Expression
rnmptss.1	|- F = ( x e. A |-> B )

Assertion

Ref	Expression
rnmptss	|- ( A. x e. A B e. C -> ran F C_ C )

Distinct variable groups:   x, A   x, C

Allowed substitution hints:   B( x)   F( x)

Proof of Theorem rnmptss

Step	Hyp	Ref	Expression
1		rnmptss.1	. . 3 |- F = ( x e. A |-> B )
2	1	fmpt 5465	. 2 |- ( A. x e. A B e. C <-> F : A --> C )
3		frn 5184	. 2 |- ( F : A --> C -> ran F C_ C )
4	2, 3	sylbi 120	1 |- ( A. x e. A B e. C -> ran F C_ C )

Syntax hints:   -> wi 4   = wceq 1290   e. wcel 1439   A.wral 2360   C_ wss 3002   |-> cmpt 3907   ran crn 4455   -->wf 5026

This theorem was proved from axioms:  ax-1 5  ax-2 6  ax-mp 7  ax-ia1 105  ax-ia2 106  ax-ia3 107  ax-io 666  ax-5 1382  ax-7 1383  ax-gen 1384  ax-ie1 1428  ax-ie2 1429  ax-8 1441  ax-10 1442  ax-11 1443  ax-i12 1444  ax-bndl 1445  ax-4 1446  ax-14 1451  ax-17 1465  ax-i9 1469  ax-ial 1473  ax-i5r 1474  ax-ext 2071  ax-sep 3965  ax-pow 4017  ax-pr 4047

This theorem depends on definitions:  df-bi 116  df-3an 927  df-tru 1293  df-nf 1396  df-sb 1694  df-eu 1952  df-mo 1953  df-clab 2076  df-cleq 2082  df-clel 2085  df-nfc 2218  df-ral 2365  df-rex 2366  df-rab 2369  df-v 2624  df-sbc 2844  df-un 3006  df-in 3008  df-ss 3015  df-pw 3437  df-sn 3458  df-pr 3459  df-op 3461  df-uni 3662  df-br 3854  df-opab 3908  df-mpt 3909  df-id 4131  df-xp 4460  df-rel 4461  df-cnv 4462  df-co 4463  df-dm 4464  df-rn 4465  df-res 4466  df-ima 4467  df-iota 4995  df-fun 5032  df-fn 5033  df-f 5034  df-fv 5038

This theorem is referenced by:  tgiun  11836