The calculus of the complexCalculus has long been key to describing the world. Now fractional calculus is providing new ways of describing complex systems.
Maths in a minute: TopologyWhen you let go of the notions of distance, area, and angles, all you are left with is holes.
Knowing when to quitWhether you are a bird hunting caterpillars or a neuron processing information, the marginal value theorem helps you maximise your bang per buck.