Grade school math students are likely familiar with teachers admonishing them not to just guess the answer to a problem. But a new proof establishes that, in fact, the right kind of guessing is ...

Research suggests that word problems might be easier to grasp and more beneficial at the beginning, rather than the end, of a math lesson.

GCSE AQA Solving linear equations - AQA Solving equations Forming, using and solving equations are skills needed in many different situations. From balancing accounts to making sense of a mobile ...

Solving Linear Systems (NumPy) Most linear algebra courses start by considering how to solve a system of linear equations.

Physics and Python stuff. Most of the videos here are either adapted from class lectures or solving physics problems. I really like to use numerical calculations without all the fancy programming ...

Mathematics of Computation, Vol. 23, No. 108 (Oct., 1969), pp. 787-812 (26 pages) The mathematical and numerical least squares solution of a general linear system of equations is discussed.