Daniel Lichtblau's user avatar
Daniel Lichtblau's user avatar
Daniel Lichtblau's user avatar
Daniel Lichtblau
  • Member for 11 years, 8 months
  • Last seen this week
  • Champaign, IL
83 votes
Accepted

How to find all the local minima/maxima in a range

71 votes
Accepted

Plotting implicitly-defined space curves

48 votes
Accepted

Usage of Assuming for Integration

46 votes
Accepted

About multi-root search in Mathematica for transcendental equations

36 votes
Accepted

How to symbolically do matrix "Block Inversion"?

36 votes
Accepted

Can Mathematica propose an exact value based on an approximate one?

33 votes
Accepted

Has this implementation of FDM touched the speed limit of Mathematica?

32 votes

Fitting points to tilted, off-center ellipse

32 votes
Accepted

Quality of random numbers

31 votes

Common subexpression from two expressions

30 votes
Accepted

upper envelope of data

28 votes
Accepted

Make a map of squares

28 votes
Accepted

How do I simplify expressions with square roots?

27 votes
Accepted

Solving Killing equations

27 votes
Accepted

Finding the intersection of a curve with an interpolation function

25 votes

What is so special about Prime?

24 votes
Accepted

Is it possible to make Mathematica reformulate an expression in a more numerically stable way?

23 votes

How well does Mathematica code exported to C compare to code directly written for C?

23 votes

NSolve gives additional solutions that don't satisfy the equations!

22 votes

Solving an ODE in power series

22 votes
Accepted

Determine frequency of oscillations

22 votes
Accepted

How can I evaluate only a single step of a recursive function?

21 votes

How to find the period of an arbitrary mathematical function?

20 votes
Accepted

How to code around known MMa special-case failures?

20 votes

Even Fibonacci numbers

20 votes

Computing the genus of an algebraic curve

20 votes
Accepted

Space-efficient null space of sparse array

20 votes

Voronoi diagrams for generators other than points

20 votes

Expressing a polynomial as a sum of squares

19 votes
Accepted

Schedule programing problem with integer linear programming

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