whuber

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Consultant (environmental stats a specialty) and teacher.


149 Answers

newest activity votes
7
RandomVariate with a Discrete Distribution
6
How to find the index of a square matrix in Mathematica quickly?
6
How to use a 3×3 covariance matrix to plot an error ellipsoid?
6
How to evaluate all the essentially distinct polynomials in 4 variables over $F_2$ on points of $F_2 ^ 4$
6
MixtureDistribution in Mathematica 7
6
symbolic integration of a definite integral, how to speed up
6
Correct way to populate a DiagonalMatrix?
6
Revolution plot with 2 variable
6
Generating convex polyhedron from face planes?
6
3D Random Walk with Periodic Boundary Conditions
6
Creating Optimal “Smoothed” Contour-Type Plots (X,Y,Z) Using Mathematica 8.04
6
Rotating an image along a Möbius strip?
6
Function to compute the probability of exactly one event occurring out of N independent events
6
Most efficient way to obtain samples from high-dimensional multivariate distributions?
5
How to store values indexed by integer partitions for fast access?
5
How to determine all cases consistent with constraints
5
X-Y scatter plot with coloring dependent on Z value
5
What is the value Re[Sqrt[1+I*2*x]]?
5
How to get the matrix coefficient from a QuadraticForm expression in a very fast way?
5
Speed up 4D matrix/array generation
5
How to transform and swap columns of this matrix in a simple way? Version 2
5
How do I make a 3DPlot using cylindrical coordinates?
5
Efficiently extracting an array subset given a separate array
5
Are table headings functional?
5
How to efficiently find multimap k-itemset frequency
5
Proving a recurrence in Mathematica
4
Image of first quadrant under $f(z)=(z+i)/(z-i)$
4
Can the general term my recurrence equations be written with Floor or Mod?
4
Creating a Specific Boolean Function
4
Multi-Factorial and Series with Triple-factorial terms
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