Method on @infsup: hypot (X, Y)

Compute the euclidean norm.

hypot (x, y) = sqrt (x^2 + y^2)

Accuracy: The result is a tight enclosure.

x = infsup (2, 3);
y = infsup (1, 2);
hypot (x, y)
  ⇒ ans ⊂ [2.236, 3.6056]

Package: interval