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whuber's user avatar
whuber's user avatar
whuber
  • Member for 12 years, 5 months
  • Last seen more than a week ago
13 votes
Accepted

Different result for plotting $\frac{x}{2}\tan\bigg(\log\bigg(\frac{2 (x^2 + y^2)}{5}\bigg)\bigg) = y$ by using Maple and Mathematica

12 votes
Accepted

Finding integral points on a surface

7 votes

Image of first quadrant under $f(z)=(z+i)/(z-i)$

12 votes
Accepted

Representing a Stencil of a Finite Difference Operator with Mathematica's Graphics3D

7 votes
Accepted

How to rewrite this function to be faster: Find sub-matrixes of boolean board which imply a given boolean pattern

9 votes

Declaration of abstract matrices to perform series expansion on them

11 votes
Accepted

How to find the index of a square matrix in Mathematica quickly?

2 votes
Accepted

Partial row reduction of a matrix

15 votes

data visualization on a lattice grid

8 votes
Accepted

Combinations which do not have elements in common

4 votes
Accepted

integrating slightly complicated expression which includes Abs

10 votes
Accepted

Determining whether two $k$-chromatic graphs are isomorphic (respecting vertex coloration)

7 votes
Accepted

Descriptive statistics of two events

3 votes
Accepted

Computing the sign of the real part of eigenvalues in a 3D linearized system with 3 parameters

8 votes
Accepted

NMinimize problem again

9 votes

Mathematica for teaching orthographic projection

31 votes
Accepted

NMinimize usage

8 votes
Accepted

How to store values indexed by integer partitions for fast access?

2 votes

CorrelationFunction for vectors

5 votes
Accepted

How to determine all cases consistent with constraints

18 votes

Generating a Sierpinski carpet

18 votes

How to generate a matrix group?

6 votes

Using Mathematica to find poles of Gamma functions

8 votes
Accepted

Any solution to system of equations?

9 votes

How to punch a hole in some 3D distribution of points

6 votes

X-Y scatter plot with coloring dependent on Z value

9 votes

Graphical representation of a moving sound source

15 votes

How do I solve this probability problem with Probability?

44 votes
Accepted

Finding Limits in several variables

12 votes

How to use a 3×3 covariance matrix to plot an error ellipsoid?

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