Question
What is the smallest positive integer greater than 1 that has a multiplicative inverse modulo 20! (20 factorial)? a^-1 mod N exists if and only
What is the smallest positive integer greater than 1 that has a multiplicative inverse modulo 20! (20 factorial)?
a^-1 mod N exists if and only if the greatest common divisor of a and N is 1.
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Spatial Databases With Application To GIS
Authors: Philippe Rigaux, Michel Scholl, Agnès Voisard
1st Edition
1558605886, 978-1558605886
