This is a pure Java implementation of the Elliptic Curve Digital Signature Algorithm (ECDSA). It is compatible with Java 8+ and OpenSSL. It uses elegant math such as Jacobian Coordinates to speed up ...

Given a non-empty binary tree, find the maximum path sum. For this problem, a path is defined as any sequence of nodes from some starting node to any node in the tree along the parent-child ...

As data analytics has become an important application for modern data management systems, a new category of data management system has appeared recently: the scalable linear algebra system. We argue ...

A good majority of northern hemisphere and international schools are winding down the 2011-12 school year, and doors will be closing as the students and teachers take off on their summer adventures.