3,066 reputation
31138
bio website cs.elte.hu/~batka
location Budapest
age 43
visits member for 4 years, 2 months
seen 20 hours ago
I work in functional analysis, my research areas are evolution equations, operator semigroups and delay differential equations.

1d
reviewed Leave Open Where to buy premium white chalk in the U.S., like they have at RIMS?
1d
reviewed Approve Singular projective variety where the Cartan homomorphism is not an isomorphism?
1d
reviewed Close Sequences and reflexivity
Apr
30
reviewed Close Turing Machine Halting
Apr
30
reviewed Approve Turing Machine Halting
Apr
28
reviewed Close Plane measurable sets and measurable rectangle
Apr
27
reviewed Close 0-1 Integer Problem, On Constructing A General Case Algorithm
Apr
27
reviewed Reviewed Backward Uniqueness for the wave equation
Apr
27
reviewed Leave Closed Introductory texts to mathematics
Apr
27
reviewed Close Non-discrete modularity measure in graph analysis
Apr
27
comment Non-discrete modularity measure in graph analysis
Could you make your question more specific as Igor Rivin asks?
Apr
27
reviewed Close Generalization of a class of sets
Apr
27
comment Generalization of a class of sets
@PaulTaylor: math.stackexchange is not a textbook page. There are many higher level questions there.
Apr
27
comment Introductory texts to mathematics
Arnold wrote some great books.
Apr
27
reviewed Close limit exercise which requires ingenuity1
Apr
27
reviewed Close Introductory texts to mathematics
Apr
26
reviewed Close Boundary Value System.
Apr
25
reviewed Close Analysis of Nim-Like Game?
Apr
25
reviewed Close The free group of a group and the kernel of a canonical morphism
Apr
24
reviewed Leave Open Sum of two closed operators closable