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modulus a bprocedure Computes a raised to the power of b modulo the given modulus, but does so far more efficiently than using
(modulo (* a b) modulus).
If b is negative, the multiplicative inverse of a is raised to the power of (abs b).
Computes a raised to the power of b modulo the given modulus, but does so far more efficiently than using
(modulo (* a b) modulus).
If b is negative, the multiplicative inverse of a is raised to the power of (abs b).