Arnold Neumaier

Member for 9 years, 10 months
Last seen this week

mat.univie.ac.at/~neum
Vienna, Austria

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339/400 score

60/80 answers

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Answers

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Votes Activity Newest

22

Solving $(G^TA^{-1}G)x = b$ without inverting $A$

May 16 '12

19

Scientific standards for numerical errors

Oct 9 '12

19

Does a tiny determinant imply ill-conditioning of a matrix?

May 16 '12

17

MATLAB matrix multiplication (the best computational approach)

May 14 '12

17

What is the fastest way to calculate the largest eigenvalue of a general matrix?

Mar 19 '12

Questions

Votes Activity Newest Views

9

large dense low rank assignment problem

Mar 7 '13

7

solving linear system whose symmetrized matrix is positive definite

Apr 11 '21

2

public solvers for the time-dependent Schrödinger equation?

Mar 1 '19

2

Transforming an arbitrary linear program into one with an interior point

Jun 4 '18

1

implied equalities and relative interior

Nov 29 '17

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linear-algebra

339

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60

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optimization

228

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46

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matrix

154

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33

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eigensystem

138

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22

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iterative-method

83

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15

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+10

Spectrum of the product of two matrices

+10

Gershgorin Circle Theorem to estimate the eigenvalues

+10

How does a Sparse Direct Solver know about dimensionality of a problem being solved?

+10

Computation of Cholesky factor

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May 25 '13
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eigensystem

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optimization

Sep 19 '12
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Votes Activity Newest Views Added

41

Scientific standards for numerical errors

Oct 9 '12

37

How to choose a method for solving linear equations

Sep 11 '12

30

Where do the laws of quantum mechanics break down in simulations?

Apr 21 '12

26

Visualizing very large link graphs

Sep 18 '12

15

What is the current state of polynomial preconditioners?

Oct 4 '12

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