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Built-in
Mathematica
Symbol
Conditionals
Tutorials »
|
If
Condition
SameQ
Boole
See Also »
|
Testing Expressions
More About »
TrueQ
TrueQ
[
expr
]
yields
True
if
expr
is
True
, and yields
False
otherwise.
MORE INFORMATION
You can use
TrueQ
to "assume" that a test fails when its outcome is not clear.
TrueQ
[
expr
]
is equivalent to
If
[
expr
,
True
,
False
,
False
]
.
EXAMPLES
CLOSE ALL
Basic Examples
(1)
TrueQ
will return
True
only if the input is explicitly
True
:
In[1]:=
Out[1]=
In[2]:=
Out[2]=
In[3]:=
Out[3]=
SEE ALSO
If
Condition
SameQ
Boole
TUTORIALS
Conditionals
MORE ABOUT
Testing Expressions
RELATED LINKS
NKS|Online
(
A New Kind of Science
)
New in 1
© 2008 Wolfram Research, Inc.
EXAMPLES
Basic Examples 
