learningr (version 0.29.1)

hypotenuse: Dumb hypotenuse function.

Description

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

Usage

hypotenuse(x, y)

Arguments

x

A numeric vector.

y

A numeric vector.

Value

A numeric vector of the hyptenuse of the inputs.

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

Examples

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

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