FIRST ON FOX: Former Treasury senior advisor and chief speechwriter Sam Lyman says the Southern District of New York's investigation into the finances behind the activist network tied to American ...

Decades ago, Paul Erdős used randomness to illuminate the vast and weird world of networks. Now mathematicians are making his technique even more powerful. In 1947, Paul Erdős, the itinerant Hungarian ...

Abstract: The Nelder-Mead simplex method is a well-known algorithm enabling the minimization of functions that are not available in closed-form and that need not be differentiable or convex.

Abstract: This article proposes a fast method for orbit uncertainty propagation and estimation. The proposed method is based on an orbit deviation propagation approach, which consists of an analytical ...