Element, the company and core developer behind the decentralized communication protocol known as Matrix, has announced a notable license change that will make the open source project just that little ...

To enter a matrix having multiple elements, use braces ({ }) to enclose the data values and, if needed, commas to separate rows. Inside of the braces, all elements must be either numeric or character.

The AND logical operator (&) compares two matrices, element by element, to produce a new matrix. An element of the new matrix is 1 if the corresponding elements of matrix1 and matrix2 are both nonzero ...

Mathematicians love a good puzzle. Even something as abstract as multiplying matrices (two-dimensional tables of numbers) can feel like a game when you try to find the most efficient way to do it.