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Ailurus
  • Member for 12 years, 9 months
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12 votes
2 answers
2k views

How can a $C^1$-continuous surface have infinite curvature?

11 votes
0 answers
5k views

Gradient operator the adjoint of (minus) divergence operator?

10 votes
1 answer
2k views

On the probability of obtaining 27 sets in the card game Set

9 votes
1 answer
753 views

How to determine whether a polytope is self-tessellating?

8 votes
1 answer
5k views

Laplace-Beltrami on a sphere

8 votes
2 answers
2k views

Clarifying monotone convergence theorem

6 votes
4 answers
7k views

Can a rational Bézier curve take exactly the same shape as a part of the sine function?

6 votes
4 answers
15k views

Why is the Convex Hull property (e..g of Bézier curves) so important?

6 votes
4 answers
2k views

Polar form of (univariate) polynomials: looking for a proof

6 votes
0 answers
228 views

Can even degree Legendre polynomials have roots in common?

5 votes
3 answers
25k views

Geometrically find the center of a pentagon or hexagon

4 votes
1 answer
439 views

Create parallel line and find intersection with other line

4 votes
1 answer
6k views

Solving differential equations with Fourier Transformation

4 votes
0 answers
750 views

Approximate function using non-orthogonal basis

4 votes
2 answers
680 views

Convoluting two surfaces

4 votes
1 answer
4k views

Compute the volume bounded by a parametric surface

4 votes
1 answer
2k views

Symmetrically splitting an octagon into quadrilaterals

4 votes
2 answers
471 views

Determinant of circulant-like matrix

4 votes
1 answer
461 views

Intuition for the divergence of a tangential vector field (surface divergence, tangential divergence)

3 votes
1 answer
173 views

Deriving the tangential directional derivative of a scalar function on a parametric surface

3 votes
2 answers
133 views

Transforming a numerically unstable line integral into a (more) stable one

3 votes
1 answer
2k views

Calculating the area of a cross-section of a tetrahedron

3 votes
1 answer
4k views

Norm of the linear bounded operator $T$ defined by $(Tf)(x) = \int_0^x g(t)f(t)dt$

3 votes
1 answer
1k views

Graphical explanation for orthogonalization

2 votes
1 answer
780 views

Give an example that $\overline{A \cap B} \neq \overline{A} \cap \overline{B}$ [duplicate]

2 votes
2 answers
2k views

Manually deducing the quadratic uniform B-spline basis functions

2 votes
0 answers
316 views

Solve $x^2u''+xu'-(x^2+\frac{1}{4})u=0$ using power series

2 votes
2 answers
85 views

Stable method to compute $A^n$ for this defective matrix $A$?

2 votes
1 answer
91 views

Optimizing the solution of an underdeterminate system

2 votes
1 answer
258 views

Minimize distance between points using equality constraints with unknown variable(s)