Revise how to work out the gradient of a straight line in maths and what formula to use to calculate the value change in this Bitesize guide.

The most widely used technique for finding the largest or smallest values of a math function turns out to be a fundamentally difficult computational problem. Many aspects of modern applied research ...

A myocardial infarct border-zone-on-a-chip demonstrates distinct regulation of cardiac tissue function by an oxygen gradient ...

New upper bounds are given for the expected value of a convex function. The bounds employ subgradient information and the conjugate function. In contrast to most other bounds, explicit moment ...