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Joonas Ilmavirta's user avatar
Joonas Ilmavirta's user avatar
Joonas Ilmavirta's user avatar
Joonas Ilmavirta
  • Member for 8 years, 8 months
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I'm an academy research fellow of mathematics at University of Jyväskylä, Finland. My research is focused on inverse problems, and the main tools are differential geometry, functional analysis and PDEs. One of my long time hobbies is Latin language. See my homepage for more information.

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All Questions Answers
Score Newest
answer
49
Why have mathematicians used differential equations to model nature instead of difference equations
Sep 29, 2014
answer
49
Is it possible for a metric on a smooth manifold to be smooth?
Aug 19, 2015
question
45
When to postpone a proof?
Jul 13, 2015
answer
33
How to improve writing mathematics?
Sep 10, 2017
answer
28
What "real life" problems can be solved using billiards?
Feb 5, 2015
answer
26
How to refer to plural of mathematical symbols - with or without an apostrophe
Jan 5, 2015
question
22
Geodesics in finite groups
Oct 16, 2014
question
22
Discriminant of characteristic polynomial as sum of squares
Oct 28, 2020
question
19
Is it possible to formulate the axiom of choice as the existence of a survival strategy?
Oct 14, 2014
answer
19
Non-zero smooth functions vanishing on a Cantor set
Aug 26, 2014
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How should we react to the existence of Math Educators SE?
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How can I donate to MathOverflow — if I should?
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Freedom of speech in scientific discussions - An invitation to more tolerance in Scientific debates
22
Cross posts to Math SE
18
Is universal public visibility of up-votes/reputation/badges really beneficial?
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Updating the Hot Network Questions List - now with a bit more network and a little less "hotness"!
114
What is the smallest unknown natural number?
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New top bar is coming to the Stack Exchange network
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Notation: Vector contains an element equal to 0

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