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Definition df-range 25713
Description: Define the range function. See brrange 25780 for its value. (Contributed by Scott Fenton, 11-Apr-2014.)
Assertion
Ref Expression
df-range  |- Range  = Image ( 2nd  |`  ( _V  X.  _V ) )

Detailed syntax breakdown of Definition df-range
StepHypRef Expression
1 crange 25689 . 2  class Range
2 c2nd 6349 . . . 4  class  2nd
3 cvv 2957 . . . . 5  class  _V
43, 3cxp 4877 . . . 4  class  ( _V 
X.  _V )
52, 4cres 4881 . . 3  class  ( 2nd  |`  ( _V  X.  _V ) )
65cimage 25685 . 2  class Image ( 2nd  |`  ( _V  X.  _V ) )
71, 6wceq 1653 1  wff Range  = Image ( 2nd  |`  ( _V  X.  _V ) )
Colors of variables: wff set class
This definition is referenced by:  brrange  25780
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