| http://www.w3.org/ns/prov#value | - The invention is a system that determines the multiplicative inverse of A??GF(22M) by representing A using a selected basis and performing various operations that involve raising A to powers of 2 as cyclic rotations of A. The system also performs multiplication operations over GF(22M) or subfields thereof by calculating the coefficients of the product of two elements A and B that are represented u
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