# Choice of trace for irreducible polynomial

• March 29th 2009, 07:48 AM
classic_phohe
Choice of trace for irreducible polynomial
Hi all,

Im still struggling with finite field arithmetic. Can someone help me with this?? Really need it urgently:

say i have irreducible polynomial of $x^2 + \lambda x + 1$ for the field of $GF(2^4)$.

what are the possible value for $\lambda$