One of the formulas supported by Microsoft Excel is the sum of squares equation. To calculate the sum of squares using Microsoft Excel, you need to input a specific formula into the formula bar of the ...

If you enjoy Pi Day (3/14) and Avogadro’s Number Day (10/23), then get this: today is a Pythagorean triple date. You’d have to be a serious math nerd to recognize that the sum of the squares of 5 and ...

This paper gives a geometric illustration of some of the commonest identities in the algebra of the sum of squares. The method is essentially the construction of squares of the various numbers and ...

In this paper, we investigate under what circumstances the Laplace-Beltrami operator on a pseudo-Riemannian manifold can be written as a sum of squares of vector fields, as is naturally the case in ...