# Tag Info

### How to port Matlab/Python's multivariate FoxH implementation in Mathematica?

Now it works. The result is consistent with Python/MATLAB. Any help for accelerating the Mathematica code would be greatly appreciated. ...
• 1,683
Accepted

### How to verify a FactorialPower identity?

Another way is to use FindSequenceFunction We start from FactorialPower[x - i*k, n, m*k] and compute a few values, say ...
• 16.4k

### How to verify a FactorialPower identity?

A very good indication is that it's true for $m=1\ldots30$ (and higher, if you have the patience): ...
• 48.8k

### Integration involving Piecewise function and DiracDelta function

Here is a mixed algebraic/numerical solution. EDIT: I have now improved this to a fully algebraic solution. For "version control" I have appended the update to the end of my original ...
• 5,084

### Integration involving Piecewise function and DiracDelta function

Numerical solution using Convolution property (german: "Ausblendeigenschaft") of DiracDelta[] (only case x=3/2) ...

### Confused about the output of CosIntegral

CosIntegral[z] is equivalent to the (complex!) integral ...
• 239k

### Confused about the output of CosIntegral

Two things: $\cos (\pi x)/x$ is an odd function, not even! Other than that you are (I think) confusing two functions, let's just assume real $x$ the CosIntegral[x] ...
• 790

### Unexpected problem while integrating the Weierstrass $\wp$ function

For unknown reasons, WeierstrassInvariants and WeierstrassP with accurate arguments due not evaluate to numbers with precision of 100. However, if you convert the integrand to precision of 100 it will ...
• 53.7k

### Integration involving Piecewise function and DiracDelta function

Numerical estimation fucI[3/2]: For numerical reasons we have to approximate DiracDelta[] by a commonly used limit expression <...
1 vote
Accepted

### Inverse Laplace transform does not give a soluton

Edited and Corrected For general parameters: n,d symbolic (analytical) answer probably can't be found. I have solution for: n=2. ...
• 14.7k
1 vote

### Integration involving Piecewise function and DiracDelta function

to long for a comment: Analytical solution approach My numerical answer Numerical solution using Convolution property gives the reduced integration range ...

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