For a rational matrix function Φ with poles outside the unit circle, we estimate the degree of the unique superoptimal approximation 𝒜Φ by matrix functions analytic in the unit disk. We obtain sharp ...

The questions in this quiz are suitable for GCSE maths students studying approximation, rounding to decimal places, rounding to significant figures, truncation, estimating calculations, limits of ...

Pi Approximation Day is celebrated every July 22 It celebrates math that pi has allowed people to do People can commemorate the occasion in many ways Pi enthusiasts have another excuse to celebrate ...

One useful feature of the Python math module is quick access to mathematical constants. You can make Python more effective as ...

Audrey Harrington is a seventh-grade math teacher at the Wilson County School System's Southside Elementary School in Lebanon, Tenn. Online video games plus curriculum-based math equals an engaging ...

If the mention of algebra conjures bad memories of math classes, a Python library called SymPy could change your mind about ...