hypotenuse

Dumb hypotenuse function.

Calculate the (Pythagorean) hypotenuse of two numeric vectors using the obvious algorithm.

Usage

hypotenuse(x, y)

Note

This algorithm fails when the inputs are very large of very small, making it unsuitable for real-world use.

References

Cleve Moler (MATLAB creator and discoverer of the Moler-Morrison algorithm for calculating hypotenuses) discusses the pro and cons of several algorithms here. http://blogs.mathworks.com/cleve/2012/07/30/pythagorean-addition

See Also

hypot

Aliases

• hypotenuse

Examples

# NOT RUN {
hypotenuse(5, 12)           #okay
hypotenuse(1e-300, 1e-300)  #fails
hypotenuse(1e300, 1e300)    #fails
# }