User kowalski

6

votes

2

answers

222

views

Unable to evaluate Eigenvalues and Eigenvectors for a matrix

Jul 31 '18 at 22:43 Daniel Lichtblau 48.9k

3

votes

1

answer

301

views

SciDraw issues with LogTicks to make a Log-Log plot

plotting logarithmic-scale scidraw

Oct 14 '18 at 19:36 Gommaire 176

1

2

votes

0

answers

121

views

Substitution of expressions using Groebner basis

simplifying-expressions symbolic expression-manipulation

Apr 8 at 5:51 kowalski 159

2

votes

2

answers

104

views

Unable to evaluate Eigenvalues and Eigenvectors for a matrix (2)

matrix linear-algebra eigenvalues

Mar 17 at 12:25 J. M. will be back soon♦ 104k

2

votes

2

answers

58

views

How to shade a region using Filling function

filling

Oct 31 '18 at 22:34 kowalski 159

2

votes

1

answer

54

views

Working Precision warnings for ParametricPlot

plotting parametric-functions machine-precision

Sep 27 '18 at 22:45 Henrik Schumacher 72.4k

1

vote

2

answers

183

views

Solving for conjugate of a long complex function

complex

Sep 24 at 15:01 Community♦ 1

1

vote

1

answer

87

views

Sharp jagged lines in Plot3D

plotting complex

Jun 14 at 5:59 Henrik Schumacher 72.4k

1

vote

0

answers

34

views

Discontinuities in taking the roots of a complex function

complex discontinuity

Apr 16 at 19:04 kowalski 159

1

vote

1

answer

90

views

Unable to obtain Analytical expression for a long integral

calculus-and-analysis integral-equations

Oct 24 '18 at 12:01 bbgodfrey 48.6k

1

vote

1

answer

59

views

ListLogLogPlot origin issues and numerical instability

plotting list-manipulation logarithmic-scale

Oct 11 '18 at 8:22 b.gates.you.know.what 18.4k

1

vote

1

answer

53

views

Failure to plot a subset of curves using ParametricPlot

plotting complex parametric-functions

Sep 27 '18 at 3:18 kglr 228k

1

vote

1

answer

39

views

Manipulate function not working possibly because of Arg?

manipulate complex

Sep 7 '18 at 15:45 N.J.Evans 3,928

1

vote

1

answer

106

views

Inconsistent solution for Solve function for solving 3 simultaneous equations

equation-solving replacement

Aug 28 '18 at 10:53 Soner 1,078

0

votes

0

answers

44

views

Higher order radicals (nested roots) [duplicate]

equation-solving

May 23 at 20:06 kowalski 159

1

0

votes

2

answers

63

views

LogLogPlot with numerical errors and warnings in NIntegrate using fine integrating steps

plotting numerical-integration

Mar 12 at 23:14 J. M. will be back soon♦ 104k

0

votes

1

answer

90

views

Showing the Log(0) (or near zero) in a ListDensityPlot

plotting list-manipulation logarithmic-scale

Nov 14 '18 at 6:44 Henrik Schumacher 72.4k

0

votes

1

answer

83

views

Weird discrepancy in Density Plot

plotting

Nov 2 '18 at 17:10 Vitaliy Kaurov 60.7k

0

votes

2

answers

45

views

Shading between two regions of two separate parametric curves/function

color regions parametric-functions

Oct 18 '18 at 0:59 Bob Hanlon 70.3k

0

votes

0

answers

38

views

Weird fluctuations in DensityPlot

plotting numerics error

Oct 10 '18 at 8:18 J. M. will be back soon♦ 104k

0

votes

0

answers

57

views

Simultaneous solving of three equations with nested, complicated expressions

equation-solving algebraic-manipulation

Aug 22 '18 at 20:07 kowalski 159

0

votes

0

answers

48

views

Replacing complicated variables in an equation

replacement

Aug 15 '18 at 20:15 kowalski 159

0

votes

2

answers

61

views

NIntegrate numerical accuracy and errors

numerical-integration machine-precision

Aug 7 '18 at 21:19 Michael E2 165k

0

votes

0

answers

68

views

ListDensityPlot issue

plotting

Jul 9 '18 at 22:41 rhermans 25.9k

0

votes

1

answer

64

views

symbolic Integration of a long function while retaining constants

calculus-and-analysis numerical-integration

Apr 20 '18 at 7:10 t-smart 1,615

0

votes

0

answers

37

views

Pole expansion with complex roots

equation-solving complex

Mar 19 '18 at 4:15 J. M. will be back soon♦ 104k

0

votes

0

answers

36

views

Inconsistent pole/roots decomposition

equation-solving complex factorization

Mar 19 '18 at 2:10 J. M. will be back soon♦ 104k

0

votes

1

answer

54

views

Unable to solve for roots (trivial) [closed]

equation-solving

Mar 16 '18 at 18:42 m_goldberg 95.6k

0

votes

1

answer

110

views

Order of evaluation in NIntegrate

numerical-integration numerics

Mar 11 '18 at 18:24 José Antonio Díaz Navas 5,665

0

votes

1

answer

109

views

White spaces in Density plots

plotting

Mar 2 '18 at 21:40 george2079 37k

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32 Questions

Unable to evaluate Eigenvalues and Eigenvectors for a matrix

SciDraw issues with LogTicks to make a Log-Log plot

Substitution of expressions using Groebner basis

Unable to evaluate Eigenvalues and Eigenvectors for a matrix (2)

How to shade a region using Filling function

Working Precision warnings for ParametricPlot

Solving for conjugate of a long complex function

Sharp jagged lines in Plot3D

Discontinuities in taking the roots of a complex function

Unable to obtain Analytical expression for a long integral

ListLogLogPlot origin issues and numerical instability

Failure to plot a subset of curves using ParametricPlot

Manipulate function not working possibly because of Arg?

Inconsistent solution for Solve function for solving 3 simultaneous equations

Higher order radicals (nested roots) [duplicate]

LogLogPlot with numerical errors and warnings in NIntegrate using fine integrating steps

Showing the Log(0) (or near zero) in a ListDensityPlot

Weird discrepancy in Density Plot

Shading between two regions of two separate parametric curves/function

Weird fluctuations in DensityPlot

Simultaneous solving of three equations with nested, complicated expressions

Replacing complicated variables in an equation

NIntegrate numerical accuracy and errors

ListDensityPlot issue

symbolic Integration of a long function while retaining constants

Pole expansion with complex roots

Inconsistent pole/roots decomposition

Unable to solve for roots (trivial) [closed]

Order of evaluation in NIntegrate

White spaces in Density plots