
29(1)
... {pn} that is easily proved, and some basic Galois theory, it can be shown that the irreducible polynomial of 2 COS(2TT/^) over Q is Proposition 3(a) then yields an explicit expression. It is convenient to introduce a new sequence {Pn(x, polynomials associated to {p (x)}. For n > 1, let [(n-l)/2] ...
... {pn} that is easily proved, and some basic Galois theory, it can be shown that the irreducible polynomial of 2 COS(2TT/^) over Q is Proposition 3(a) then yields an explicit expression. It is convenient to introduce a new sequence {Pn(x, polynomials associated to {p (x)}. For n > 1, let [(n-l)/2] ...