User Andreas Rüdinger

52 votes

Proofs shown to be wrong after formalization with proof assistant

answered Jan 21, 2018 at 18:59

40 votes

Special rational numbers that appear as answers to natural questions

big-list gm.general-mathematics

answered Sep 9, 2015 at 20:28

26 votes

Examples of common false beliefs in mathematics

big-list mathematics-education

answered Jun 1, 2010 at 20:51

21 votes

Examples of simultaneous independent breakthroughs

soft-question ho.history-overview big-list

answered Jul 26, 2019 at 19:35

17 votes

Topology and the 2016 Nobel Prize in Physics

reference-request at.algebraic-topology dg.differential-geometry mp.mathematical-physics

answered Oct 5, 2016 at 17:25

14 votes

Small ideas that became big

soft-question ho.history-overview mathematical-philosophy gm.general-mathematics sociology-of-math

answered Aug 14, 2020 at 20:45

10 votes

Accepted

Expected number of steps for a discrete random walk to visit every point on an N-dimensional rectangular lattice

co.combinatorics computer-science geometry

answered Aug 16, 2010 at 20:16

10 votes

Does Physics need non-analytic smooth functions?

soft-question mp.mathematical-physics ap.analysis-of-pdes analytic-functions

answered Nov 27, 2012 at 21:29

8 votes

Number theory and physics

nt.number-theory mp.mathematical-physics langlands-conjectures physics geometric-langlands

answered Nov 22, 2015 at 18:59

8 votes

Interactive model of the hyperbolic plane for a general public lecture

big-list hyperbolic-geometry mathematics-education

answered Sep 14, 2016 at 19:26

7 votes

Accepted

sequences with a fractal dimension

ds.dynamical-systems fractals integer-sequences

answered Jan 6, 2013 at 21:09

6 votes

How can one best link a circle to a straight line by an arc of continuously varying curvature?

dg.differential-geometry

answered May 31, 2010 at 18:40

5 votes

Accepted

What is the right notion of self-dual (two-dimensional) percolation in R^4?

pr.probability gt.geometric-topology co.combinatorics mp.mathematical-physics

answered Aug 4, 2010 at 21:55

4 votes

Can I derive the Boltzmann distribution by an invariance argument?

statistical-physics mp.mathematical-physics

answered Jul 11, 2010 at 21:19

4 votes

Accepted

Twisted random walks

pr.probability mg.metric-geometry random-walks

answered Aug 6, 2013 at 19:55

4 votes

Subwords of the Fibonacci word

co.combinatorics ds.dynamical-systems combinatorics-on-words

answered Sep 8, 2013 at 18:35

3 votes

fibonacci series mod a number

sequences-and-series

answered Nov 7, 2010 at 17:19

2 votes

Infinite sum of reciprocals of squares of lengths of tangents from origin to the curve $y=\sin x$

real-analysis sequences-and-series closed-form-expressions

answered Sep 25, 2018 at 21:01

2 votes

Why we use Caputo fractional derivative in application?

reference-request fa.functional-analysis differential-operators semigroups-of-operators fractional-calculus

answered Feb 19, 2019 at 20:27

2 votes

Spectrum of the sum of generators for irrational rotation algebra

oa.operator-algebras

answered Aug 17, 2010 at 18:59

2 votes

2- and 3-body problems when gravity is not inverse-square

classical-mechanics mp.mathematical-physics differential-equations reference-request ds.dynamical-systems

answered Aug 18, 2010 at 18:49

2 votes

Random linear recurrence relations

nt.number-theory pr.probability

answered Sep 16, 2010 at 19:02

2 votes

Question on consecutive integers with similar prime factorizations

analytic-number-theory nt.number-theory prime-numbers open-problems

answered Jul 20, 2010 at 21:56

2 votes

Quadratic Diophantine equations solver

nt.number-theory diophantine-equations

answered Jun 10, 2010 at 21:18

2 votes

The Jacobi Identity for the Poisson Bracket

sg.symplectic-geometry lie-algebras

answered Jun 16, 2010 at 18:54

1 vote

How well does a truncated fourier expansion of a stepfunction perform near the expansionpoint

na.numerical-analysis

answered Jun 18, 2010 at 18:56

1 vote

Unit triangles with vertices on circles

mg.metric-geometry geometry

answered Jun 5, 2010 at 10:20

1 vote

Measure 0 sets on the line with Hausdorff dimension 1

ca.classical-analysis-and-odes fractals real-analysis measure-theory

answered Aug 18, 2010 at 18:31

1 vote

Newton equations, second order equation and (im)possible motions

mp.mathematical-physics differential-equations classical-mechanics physics

answered Mar 26, 2013 at 22:10

1 vote

Conics, string art, and Bezier-like curves

projective-geometry recreational-mathematics conic-sections

answered Jul 1, 2017 at 10:30

Stack Exchange Network

current community

your communities

more stack exchange communities

34 Answers

Proofs shown to be wrong after formalization with proof assistant

Special rational numbers that appear as answers to natural questions

Examples of common false beliefs in mathematics

Examples of simultaneous independent breakthroughs

Topology and the 2016 Nobel Prize in Physics

Small ideas that became big

Expected number of steps for a discrete random walk to visit every point on an N-dimensional rectangular lattice

Does Physics need non-analytic smooth functions?

Number theory and physics

Interactive model of the hyperbolic plane for a general public lecture

sequences with a fractal dimension

How can one best link a circle to a straight line by an arc of continuously varying curvature?

What is the right notion of self-dual (two-dimensional) percolation in R^4?

Can I derive the Boltzmann distribution by an invariance argument?

Twisted random walks

Subwords of the Fibonacci word

fibonacci series mod a number

Infinite sum of reciprocals of squares of lengths of tangents from origin to the curve $y=\sin x$

Why we use Caputo fractional derivative in application?

Spectrum of the sum of generators for irrational rotation algebra

2- and 3-body problems when gravity is not inverse-square

Random linear recurrence relations

Question on consecutive integers with similar prime factorizations

Quadratic Diophantine equations solver

The Jacobi Identity for the Poisson Bracket

How well does a truncated fourier expansion of a stepfunction perform near the expansionpoint

Unit triangles with vertices on circles

Measure 0 sets on the line with Hausdorff dimension 1

Newton equations, second order equation and (im)possible motions

Conics, string art, and Bezier-like curves