WeakMixingAngle is a physical constant.

NumberOfEdges[polytope] gives the number of edges of polytope.

NumberOfFaces[polytope] gives the number of faces of polytope.

NumberOfVertices[polytope] gives the number of vertices of polytope.

AbsIJK[q] gives the absolute value of the pure quaternion part of q.

AdjustedSignIJK[q] gives the sign of the pure quaternion part of q, adjusted so its first nonzero component is positive.

FromQuaternion[q] transforms the Quaternion object q to the symbolic form a + I b + J c + K d.

IntegerQuaternionQ[q] gives True if q is an integer quaternion and False otherwise.

LeftAssociates[q] gives a list of the 24 left associates of the quaternion q.

LeftGCD[a, b] gives the greatest common left divisor of the quaternions a and b.