- ArXiv Front: Functional Analysis - Searchable listing of preprints in the ArXiv math.FA, organized by year since 1992.
- Banach Algebra Resources - Links of interest in Banach algebras and related areas (operator theory, abstract harmonic analysis, C*-algebras, and operator spaces). Maintained by Volker Runde.
- Banach Space Bulletin Board - Links to preprints on Banach space theory and related fields.
- C*-Algebras - "An Introduction to C*-Algebras" by Pierre de la Harpe and Vaughan Jones. The site is in French, but the book is in English. Chapters in PostScript.
- Counterexamples in Functional Analysis - A collection of examples in functional analysis and operator theory.
- Functional Analysis - In the Mathematical Atlas.
- Functional Analysis - Lecture notes by Paul Garrett.
- Functional Analysis and Semi-Groups - Book by Einar Hille and Ralph S. Phillips published by AMS in 1957. Scanned chapters in PDF.
- Functional Analysis Seminar - Web page of the functional analysis seminar at the University of Alberta
- Funktionalanalysis - Institut für Analysis, Johannes Kepler Universität Linz, Austria. Seminar, publications, staff.
- Geometric Functional Analysis at Penn State - Seminar; Courses; Meetings; People ; Links.
- Ghent Research Group for Numerical Functional Analysis and Mathematical Modeling - Includes focus of studies, list of staff and preprints. In Belgium.
- Hilbert's Moment Problem - A result strongly suggested by computer data but no proof has been found.
- Hilbert C*-Modules Home Page - Bibliographies on Hilbert C*-module theory.
- Journal of Functional Analysis - Academic Press.
- Linear Functional Analysis - Introductory lecture notes, from metric spaces to Hilbert spaces, by WWL Chen at the Macquarie university in Sydney.
- Mathematics Research at Lancaster University - Including operator algebras, Banach spaces and K-theory.
- Non-linear Functional Analysis - Graduate lecture notes with application to the Navier-Stokes equation, by G. Teschl at the University of Vienna. [PDF]
- North British Functional Analysis Seminar (NBFAS) - NBFAS normally meets three times per year, holding a one- or two-day meeting in one of its member institutions at which distinguished mathematicians are invited to lecture.
- Operator Algebra Resources - Links, directories, publications and events; maintained by N. Christopher Phillips.
- Operator Algebraist's Information Stack - Leipzig - Information desk for operator algebraists: Leipzig, Germany.
- Operator Algebras Home Page - Links, publications, research groups. Maintained by Birant Ramazan.
- Oxford Functional Analysis Group - The interests of the group are diverse ranging from topological aspects of the geometry of Banach spaces, through operator systems, to topics bordering on probability and differential equations.
- Seminar on Functional Analysis and Applications - Supported by Centro de Matemática Aplicada and PRAXIS XXI, Lisbon.
