isinf

Determine if an array has entries equal to infinity

Usage

isinf(A)

• It returns an array in which an element is equal to logical 1 if the corresponding element in A has value of $\pm\infty$, and logical 0 if otherwise.
• A complex number is Inf if its real or imaginary part is Inf.
• The output has the same size as A.
• It returns an empty array if A is empty.