Excess

Angle excess, also known as spherical excess is the amount by which the sum of the angles of a polygon on a sphere exceeds the sum of the angles of a polygon with the same number of sides in a plane. For instance, a plane triangle has an angle sum of 180°; an octant is a spherical triangle with...

Spherical trigonometry is a branch of spherical geometry which deals with polygons on the sphere and the relationships between the sides and the angles...

In an insurance policy, the deductible is the amount of expenses that must be paid out of pocket before an insurer will pay any expenses. It is normally quoted as a fixed quantity and is a part of most policies covering losses to the policy holder. The deductible must be paid by the insured,...

In a chemical reaction, the limiting reagent, also known as the "limiting reactant", is the substance which is totally consumed when the chemical reaction is complete. The amount of product formed is limited by this reagent since the reaction cannot proceed further without it...

Blowback is the sixth album by Tricky, released in 2001. Like Nearly God, Blowback contains several collaborations, but the album's sound is much brighter and more relaxed by comparison. Tricky himself said that he wanted to get airplay with this album, while most of his earlier albums were made to...