Positive

Positive[x]

gives True if x is a positive number.

Details

  • Positive[x] gives False if x is manifestly a negative numerical quantity, a complex numerical quantity, or zero. Otherwise, it remains unevaluated.

Examples

Basic Examples  (1)

Evaluate different types of numbers:

In[1]:=
Click for copyable input
Out[1]=

Quantities that are not NumericQ remain unevaluated:

In[2]:=
Click for copyable input
Out[2]=

See Also

Negative  NonNegative  RealSign  Greater  Simplify  Assumptions

Introduced in 1988
(1.0)