Course Content (Syllabus)
i) Banach spaces, dual spaces, finite dimensional spaces.
ii) The basic theorems: the uniform boundedness principle, the open mapping theorem, the closed graph theorem. The Hahn-Banach theorem, applications to functionals.
iii) Hilbert spaces. The Riesz theorem, projecctions. The theorems of Stampacchia and Lax-Milgram.
iv) Weak and weak* topologies. The theorems of Banach-Alaoglou, Mazur, Goldstine.
v) Reflexive spaces.
vi) Compact operators. The Fredholm alternative, the spectral theorem for selfadjoint compact operators.
vii) Topological vector spaces, locally convex spaces. Applications of the Hahn-Banach theorem, the Krein-Milman theorem.
Course Bibliography (Eudoxus)
- Functional Analysis, Sobolev Spaces and Partial Differential Equations, του Haim Brezis
- A course in Functional Analysis, του John Conway
- Σημειώσεις Μεταπτυχιακής Ανάλυσης ΙΙ, του Απόστολου Γιαννόπουλου.