Algebraic Congruence

A congruence of the form

where  is an integer polynomial (Nagell 1951, p. 73).

REFERENCES:

Nagell, T. "Algebraic Congruences and Functional Congruences," "Algebraic Congruences to a Prime Modulus," "Algebraic Congruences to a Composite Modulus," "Algebraic Congruences to a Prime-Power Modulus," and "Numerical Examples of Solution of Algebraic Congruences." §22, 24, and 26-28 in Introduction to Number Theory. New York: Wiley, pp. 73-76, 79-81, and 83-93, 1951.