ANGLE_BETWEEN_TWO

ANGLE_BETWEEN_TWO_VECTORS

Name

ANGLE_BETWEEN_TWO_VECTORS

Purpose

This function will compute the angle between two provided vectors (or
arrays of vectors) in n-space.

Calling Sequence

Result = ANGLE_BETWEEN_TWO_VECTORS( vector1, vector2 )

Inputs

vector1
A n-dimensional vector -OR- an array of N n-dimensional vectors (nxN)
vector2
A n-dimensional vector -OR- an array of N n-dimensional vectors (nxN)
(NOTE: The provided vector dimensions and number of vectors must be equal)

Keyword Parameters

None

Result

A scalar or a vector containg the computed angle(s) between the provided
vectors.

Side Effects

If the size of the provided vectors do not match, execution will be halted
and a session reset will occur.

Requires

ARRAYS_ARE_SAME_SIZE
DOT_PRODUCT
MAGNITUDE

Modification History

Written by: Carl Salvaggio
September, 2009 Original code

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relying on it. The user must assume the entire risk of using the source code.