Compute the simple power function on intervals defined by
exp (Y * log (X))
.
The function is only defined where X is positive or where X is zero and Y is positive.
Accuracy: The result is a tight enclosure.
pow (infsup (5, 6), infsup (2, 3)) ⇒ ans = [25, 216]
See also: @infsup/pown, @infsup/pow2, @infsup/pow10, @infsup/exp, @infsup/power.
Package: interval