unitvector Function

public pure function unitvector(v) result(r)

If the argument has a finite norm, then it will be rescaled to a unit vector. If that norm is zero, then a zero vector is returned instead.

Arguments

Type	Intent	Optional	Attributes		Name
real(kind=wp),	intent(in),		dimension(3)	::	v	Vector

Return Value real(kind=wp), dimension(3)

Unit vector

Contents

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