Matrix Partners has hired 28-year-old Square executive Jared Fliesler as a new general partner. Fliesler was vice president of user acquisition and business operations at Square.

C. Donald La Budde, The Reduction of an Arbitrary Real Square Matrix to Tri-Diagonal Form Using Similarity Transformations, Mathematics of Computation, Vol. 17, No. 84 (Oct., 1963), pp. 433-437 ...