Doesn't suit? No problem! You can return within 30 days
You won't go wrong with a gift voucher. The gift recipient can choose anything from our offer.
30-day return policy
This text presents the fundamentals of numerical ranges. It is placed in a complex Hilbert space, at the heart of numerical range theory for bounded linear operators T. It provides an account of an area of functional analysis which appears to have important applications in numerical analysis.