PITTSBURGH (KDKA) -- We have done a lot of experiments and covered a lot of topics. This time, we are going to play around with density, and use its ingredients to make some weird science. We have ...
In order to study the density of the set of positive integers d for which the negative Pell equation x2 - dy2 = -1 is solvable in integers, we compute the norm of the fundamental unit in certain ...