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Faz's user avatar
Faz's user avatar
Faz
  • Member for 11 years, 8 months
  • Last seen this week
  • Valencia, Spain
38 votes
4 answers
7k views

How to draw Fractal images of iteration functions on the Riemann sphere?

21 votes
3 answers
7k views

How to discretize a nonlinear PDE fast?

9 votes
3 answers
504 views

How to extract and compute on the diagonal entities of a sparse matrix very fast?

9 votes
1 answer
592 views

How to find the differentiation matrix based on FEM?

8 votes
6 answers
17k views

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

8 votes
2 answers
1k views

Is there any fast way to solve a quadratic matrix equation in Mathematica approximately?

7 votes
1 answer
1k views

Speeding up the matrix exponential computation for sparse matrices

6 votes
1 answer
263 views

How can I accelerate repeated interpolation of a very large dataset?

6 votes
2 answers
298 views

How to introduce two successive points inside the FixedPointList for each cycle?

5 votes
1 answer
395 views

How to implement FEM for a 2D PDE with variable coefficients

4 votes
1 answer
101 views

Problem with StringPosition[] and slowness of Import[] in sentiment analysis

4 votes
1 answer
94 views

Speeding up filling a matrix when approximating a double integral

4 votes
3 answers
244 views

How to accelerate replacing of matrix rows in a loop as quickly as possible?

4 votes
1 answer
150 views

Computing the logarithmic spectral norm rapidly

4 votes
1 answer
974 views

How to use Compile for accelerating matrix multiplications?

3 votes
1 answer
275 views

How to speed up filling a matrix as much as possible in a loop?

2 votes
1 answer
842 views

Why doesn't FullSimplify work properly on this?

2 votes
1 answer
528 views

How to use adaptive precision in matrix computations?

2 votes
1 answer
1k views

How Simplify and Assume can be combined on matrix products?

2 votes
0 answers
141 views

How to construct a time-dependent matrix quickly?

2 votes
0 answers
137 views

Speeding up the process of NDSolve[] when a user-defined function is involved?

2 votes
1 answer
97 views

Computing the entropic risk measure symbolically in MMA

1 vote
0 answers
69 views

How to accelerate Inverse[] for positive definite matrices symbolically?

0 votes
1 answer
479 views

How could we define a function recursively?

0 votes
1 answer
1k views

On the parallelization of matrix multiplications in Mathematica 8

0 votes
1 answer
840 views

How can we draw a stencil for discretization of PDEs?

0 votes
0 answers
63 views

How to apply equivalences in the Limit?