divisor of zero

divisor of zero

[di¦vī·zər əv ′zir·ō]
(mathematics)
A nonzero element x of a commutative ring such that xy = 0 for some nonzero element y of the ring. Also known as zero divisor.
References in periodicals archive ?
As the equations for calculating the values of the controller and the compensator matrixes contain delays in the divisor of zeros and canonizators arise problems in their calculation and further synthesis become impossible.