A general formula is developed which gives the "best" approximation for any linear functional on the Hardy space H 2. Some "best" approximations are given for interpolation, differentiation, and ...

QUESTION BY QUESTION: The bane of most students when they first meet it in second year, algebra is integral to the understanding… QUESTION BY QUESTION: The bane of most students when they first meet ...

Welcome to A-level Maths Explained! This video project is supported by the Worshipful Company of Actuaries, a Livery Company of the City of London established in 1979 restricted to actuaries. Through ...