7 .Assune p is an odd prime such that p ≡ 1mod4 (that is p = 4k+1) Prove: if a is a primitive root for p, then so is −a (so, we’re assuming ordp(a) = p − 1 and we have to show ordp(−a)= p − 1, by checking the two conditions of order)
7 .Assune p is an odd prime such that p ≡ 1mod4 (that is p = 4k+1) Prove: if a is a primitive root for p, then so is −a (so, we’re assuming ordp(a) = p − 1 and we have to show ordp(−a)= p − 1, by checking the two conditions of order)
Linear Algebra: A Modern Introduction
4th Edition
ISBN:9781285463247
Author:David Poole
Publisher:David Poole
Chapter2: Systems Of Linear Equations
Section2.4: Applications
Problem 32EQ
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7 .Assune p is an odd prime such that p ≡ 1mod4 (that is p = 4k+1) Prove: if a is a primitive root for p, then so is −a (so, we’re assuming ordp(a) = p − 1 and we have to show ordp(−a)= p − 1, by checking the two conditions of order)
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