Quaternions and spatial rotation the rotation. As the rotation angles become larger, the slice moves in the negative "z" direction, and the circles become larger until the equator of the sphere is reached, which will correspond to a rotation angle of 180 degrees. Continuing southward, the radii of the circles now become smaller (corresponding to the absolute value of the angle of the rotation considered as a negative number). Finally, as the south pole is reached, the circles shrink once more to the identity rotation, which is also specified as the point at the south pole. Notice that a number of characteristics of such
360 Degrees of Billy Paul 360 Degrees of Billy Paul 360 Degrees of Billy Paul is an album by soul singer Billy Paul. It was produced by Kenny Gamble and Leon Huff and arranged by Bobby Martin, Lenny Pakula and Norman Harris. Released in 1972, it includes the Grammy Award-winning number 1 pop and soul single "Me and Mrs. Jones" and its follow-up "Am I Black Enough for You?" which reached number 29 on the soul chart and number 79 on the pop chart. The album was expanded and remastered by Big Break Records for compact disc in 2012 with three bonus tracks, new liner