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Built-in
Mathematica
Symbol
SameQ
FixedPoint
Union
Intersection
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SameTest
SameTest
is an option whose setting gives a pairwise comparison function to determine whether expressions should be considered the same.
MORE INFORMATION
SameTest->
f
specifies that
f
[
e
1
,
e
2
]
should be evaluated whenever it is necessary to determine whether pairs of expressions
e
1
,
e
2
should be considered the same.
EXAMPLES
CLOSE ALL
Basic Examples
(2)
Union of a set of integers:
In[1]:=
Out[1]=
Union considering comparison modulo 3:
In[2]:=
Out[2]=
Find a fixed point to a tolerance:
In[1]:=
Out[1]=
SEE ALSO
SameQ
FixedPoint
Union
Intersection
New in 2
© 2008 Wolfram Research, Inc.
EXAMPLES
Basic Examples 
