András Bátkai

Budapest

https://www.ph-vorarlberg.ac.at/index.php?id=243

I work in functional analysis, my research areas are evolution equations, operator semigroups and delay differential equations.

top accounts reputation activity subscriptions

Physical interpretation of different selfadjoint extensions

quantum-mechanics mathematical-physics operators hilbert-space asked Sep 15, 2011 at 19:47

physics.stackexchange.com

35 votes

What happened to the Moore method?

undergraduate-education course-design classroom-management graduate-education asked Mar 23, 2014 at 21:45

matheducators.stackexchange.com

32 votes

The best way to introduce trigonometric functions in a rigorous analysis course

undergraduate-education mathematical-analysis trigonometry asked Apr 5, 2014 at 20:54

matheducators.stackexchange.com

28 votes

What are some good examples to motivate the implicit function theorem?

examples mathematical-analysis graduate-education concept-motivation asked Mar 13, 2014 at 22:26

matheducators.stackexchange.com

25 votes

Counterintuitive consequences of standard definitions

examples mathematical-analysis concept-motivation asked Apr 11, 2014 at 8:54

matheducators.stackexchange.com

23 votes

Dyscalculia and studying mathematics (as major)

undergraduate-education illness dyscalculia asked Apr 14, 2014 at 13:03

matheducators.stackexchange.com

22 votes

Is there a good source to compare academic salaries at European universities?

university job salary europe asked Feb 14, 2012 at 21:22

academia.stackexchange.com

21 votes

Examples and applications of the pigeonhole principle

proofs problem-design pigeonhole-principle asked Apr 17, 2014 at 14:51

matheducators.stackexchange.com

18 votes

Who introduced the notion of "stability" in numerical analysis?

na.numerical-analysis fa.functional-analysis ho.history-overview reference-request asked Sep 2, 2011 at 20:29

mathoverflow.net

16 votes

Applications of delay differential equations

mathematical-physics research-level differential-equations asked Sep 19, 2011 at 6:05

physics.stackexchange.com

Top Answers

When should I publish my results?

mathoverflow.net

For calculus students, what should be the intuition or motivation behind series?

matheducators.stackexchange.com

Old books still used

mathoverflow.net

Can I use the work in my journal/conference publications as chapters in my dissertation?

academia.stackexchange.com

What do mathematicians call a proof?

matheducators.stackexchange.com

What female mathematician can I introduce to my High School students?

matheducators.stackexchange.com

Did Cauchy think that uniform and pointwise convergence were equivalent?

mathoverflow.net

Reasons for (not) distinguishing $f$ from $f(x)$

matheducators.stackexchange.com

Are the words "easy," "basic," "clearly," "obviously," etc., ever helpful?

matheducators.stackexchange.com

How is calculus helpful for biology majors?

matheducators.stackexchange.com

Does publishing a book while employed by an academic institution grant them legal claim on the royalties?

academia.stackexchange.com

Reference on semigroup theory and parabolic PDEs

mathoverflow.net

Hand out lecture notes or not?

matheducators.stackexchange.com

Physical applications of higher terms of Taylor series

matheducators.stackexchange.com

Strongly continuous semigroups that cannot be contractions

mathoverflow.net

Essential Supremum vs. Uniform norm

math.stackexchange.com

Will people judge me negatively for skipping department seminars?

academia.stackexchange.com

Dual of Banach-valued $L^p$

mathoverflow.net

Impressive examples where a "proof by picture" goes wrong

matheducators.stackexchange.com

Impressive common misleading interpretations in statistics to make students aware of

matheducators.stackexchange.com

What is the "correct" generalization of operator norms for nonlinear operators?

mathoverflow.net

Origin and first uses of $\ell_p$ norms?

mathoverflow.net

Who evaluates Marie Curie Intra-European Fellowship proposals?

academia.stackexchange.com

Teaching by Slides, Yes or No?

matheducators.stackexchange.com

Does Peano's theorem apply to spaces with infinite dimension?

mathoverflow.net

How to handle the situation when you made a stupid mistake in front of the class?

matheducators.stackexchange.com

What courses require multivariable analysis?

matheducators.stackexchange.com

Literature request: Schatten class difference of semigroups

mathoverflow.net

A doubt about the parts of the spectrum of tensor products

mathoverflow.net

Best textbooks to introduce measure theory and Lebesgue integration?

matheducators.stackexchange.com