plural of sigma-delta converter

plural of delta-sigma converter

(mathematics) A function of one real argument, whose value is zero when the argument is nonzero, and whose integral is one over any interval that includes zero.

plural of Dirac delta function

A test to measure the degree of deterioration of an electrical insulation which is performed at two temperature by applying AC voltage to the test object and measure the total current flow through it, and separating and comparing the reactive and resistance portions of the current passing through it.

(virology) One of the five known hepatitis viruses, the cause of hepatitis D.

plural of hepatitis delta virus