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Theorem csbied 3095
Description: Conversion of implicit substitution to explicit substitution into a class. (Contributed by Mario Carneiro, 2-Dec-2014.) (Revised by Mario Carneiro, 13-Oct-2016.)
Hypotheses
Ref Expression
csbied.1  |-  ( ph  ->  A  e.  V )
csbied.2  |-  ( (
ph  /\  x  =  A )  ->  B  =  C )
Assertion
Ref Expression
csbied  |-  ( ph  ->  [_ A  /  x ]_ B  =  C
)
Distinct variable groups:    x, A    x, C    ph, x
Allowed substitution hints:    B( x)    V( x)

Proof of Theorem csbied
StepHypRef Expression
1 nfv 1521 . 2  |-  F/ x ph
2 nfcvd 2313 . 2  |-  ( ph  -> 
F/_ x C )
3 csbied.1 . 2  |-  ( ph  ->  A  e.  V )
4 csbied.2 . 2  |-  ( (
ph  /\  x  =  A )  ->  B  =  C )
51, 2, 3, 4csbiedf 3089 1  |-  ( ph  ->  [_ A  /  x ]_ B  =  C
)
Colors of variables: wff set class
Syntax hints:    -> wi 4    /\ wa 103    = wceq 1348    e. wcel 2141   [_csb 3049
This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-ia1 105  ax-ia2 106  ax-ia3 107  ax-io 704  ax-5 1440  ax-7 1441  ax-gen 1442  ax-ie1 1486  ax-ie2 1487  ax-8 1497  ax-10 1498  ax-11 1499  ax-i12 1500  ax-bndl 1502  ax-4 1503  ax-17 1519  ax-i9 1523  ax-ial 1527  ax-i5r 1528  ax-ext 2152
This theorem depends on definitions:  df-bi 116  df-3an 975  df-tru 1351  df-nf 1454  df-sb 1756  df-clab 2157  df-cleq 2163  df-clel 2166  df-nfc 2301  df-v 2732  df-sbc 2956  df-csb 3050
This theorem is referenced by:  csbied2  3096  rspc2vd  3117  fvmptd  5575  seq3f1olemp  10445  fsumgcl  11336  fsum3  11337  fsumshftm  11395  fisum0diag2  11397  fprodseq  11533  fprodeq0  11567
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