Introductory Functional Analysis 
Subtitle: With Applications to Boundary Value Problems and Finite Elements (Texts in Applied Mathematics, Vol. 27)
Publisher: Springer
Published: November 20, 1997
Language: eng
Number of pages: 492
ISBN-13: 9780387983073
First sentence: Functional analysis conventionally takes as its starting point the idea of the existence of collections of mathematical objects, for example, numbers, vectors, or functions.