Theorem oveqd 5608

Description: Equality deduction for operation value. (Contributed by NM, 9-Sep-2006.)

Hypothesis

Ref	Expression
oveq1d.1	|- ( ph -> A = B )

Assertion

Ref	Expression
oveqd	|- ( ph -> ( C A D ) = ( C B D ) )

Proof of Theorem oveqd

Step	Hyp	Ref	Expression
1		oveq1d.1	. 2 |- ( ph -> A = B )
2		oveq 5597	. 2 |- ( A = B -> ( C A D ) = ( C B D ) )
3	1, 2	syl 14	1 |- ( ph -> ( C A D ) = ( C B D ) )

Syntax hints:   -> wi 4   = wceq 1285  (class class class)co 5591

This theorem was proved from axioms:  ax-1 5  ax-2 6  ax-mp 7  ax-ia1 104  ax-ia2 105  ax-ia3 106  ax-io 663  ax-5 1377  ax-7 1378  ax-gen 1379  ax-ie1 1423  ax-ie2 1424  ax-8 1436  ax-10 1437  ax-11 1438  ax-i12 1439  ax-bndl 1440  ax-4 1441  ax-17 1460  ax-i9 1464  ax-ial 1468  ax-i5r 1469  ax-ext 2065

This theorem depends on definitions:  df-bi 115  df-tru 1288  df-nf 1391  df-sb 1688  df-clab 2070  df-cleq 2076  df-clel 2079  df-nfc 2212  df-rex 2359  df-uni 3628  df-br 3812  df-iota 4934  df-fv 4977  df-ov 5594

This theorem is referenced by:  oveq123d  5612  csbov12g  5623  ovmpt2dxf  5705  oprssov  5721  ofeq  5793  iseqeq2  9744