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Winfried's user avatar
Winfried's user avatar
Winfried
  • Member for 10 years, 7 months
  • Last seen more than 10 years ago
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3 Questions

Score Activity Newest Views
11 votes
1 answer
530 views

LU factorization for $I+A$ (A skew-symmetric)

8 votes
1 answer
455 views

Closure of $L(\ell^2,\ell^2)$ in $L(\ell^2,\ell^\infty)$

6 votes
3 answers
1k views

Norm of the upper triangular part of symmetric matrix