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							x[2] * y[0] - x[0] * y[2],
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							x[2] * y[0] - x[0] * y[2],
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							x[0] * y[1] - x[1] * y[0] );
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							x[0] * y[1] - x[1] * y[0] );
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	}
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	}
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	/** Compute basis of orthogonal plane.
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	/** Compute basis of orthogonal plane.
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			Given a vector Compute two vectors that are orthogonal to it and
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			Given a vector compute two vectors that are orthogonal to it and
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			to each other. */
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			to each other. */
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	template<class T, class V>
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	template<class T, class V>
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	void orthogonal(const ArithVec3Float<T,V>&,
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	void orthogonal(const ArithVec3Float<T,V>&,
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									ArithVec3Float<T,V>&,
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									ArithVec3Float<T,V>&,
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									ArithVec3Float<T,V>&);
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									ArithVec3Float<T,V>&);
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  /** Build an orthonormal basis from a 3d unit vector [Frisvad 2012].
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      Given a unit vector compute two unit vectors that are orthogonal to
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      it and to each other. */
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  template<class T, class V>
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  void onb(const ArithVec3Float<T,V>&,
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           ArithVec3Float<T,V>&,
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           ArithVec3Float<T,V>&);
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}
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}
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#endif
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#endif
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