Felix Crazzolara's user avatar
Felix Crazzolara's user avatar
Felix Crazzolara's user avatar
Felix Crazzolara
  • Member for 7 years, 2 months
  • Last seen more than a month ago
  • Switzerland
10 votes
1 answer
3k views

Is there a way to "proof" the Wirtinger derivates?

9 votes
0 answers
284 views

Confusion about the closure of $\mathcal{D}(\Omega)$ in $H^s(\mathbb{R}^n)$

7 votes
1 answer
536 views

Representation of the magnetic field in 2D magnetostatics

3 votes
2 answers
774 views

Smallest eigenvalue is supremum for...

2 votes
2 answers
50 views

Set defined by infimum

2 votes
1 answer
577 views

Rotation Jacobian from rotation matrix

2 votes
0 answers
344 views

Understanding the trace operator

1 vote
1 answer
565 views

Basis of the solutions of a linear differental equation?

1 vote
2 answers
244 views

When has a nth order homogeneous ODE less than n linear independent solutions?

1 vote
3 answers
558 views

Calculate center of mass with respect to radius

1 vote
1 answer
356 views

LMI-constrained least-squares problem in Mosek

1 vote
1 answer
138 views

Does every ball of a boundary point of a convex set contain interior points?

1 vote
1 answer
261 views

Numerically solving integrals with singular endpoints

0 votes
0 answers
60 views

Alternatives to the Fourier transform

0 votes
0 answers
43 views

Derivative of orthogonal null space projection

0 votes
2 answers
58 views

Show that $a^Tz\ge b$ for $z\in K$ if $a^Tz>b$ for $z\in \operatorname{int}(K)$ with $K$ being a convex cone

0 votes
0 answers
23 views

Find constant to estimate the norm of a point.

0 votes
1 answer
52 views

Prove that point is not in set.

0 votes
1 answer
26 views

Proof about difference of function values

0 votes
0 answers
91 views

How to show that taking away one point from interval can't split the interval into 4 distinct intervals?

0 votes
3 answers
50 views

How to find a specific point in $\mathbb{R}^n$?

0 votes
2 answers
83 views

Unique extension of a bounded linear operator : Reference request