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### implementation for coppersmith matrix multiplication

Is there any online implementation for the coppersmith matrix multiplication I have searched alot but can not find any? and if there is not any why is that Isn't this algotithm much faster than ...
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### Long time for allocating Compressed Sparse Row (CSR) vectors

I developed a Fortran subroutine that allocates memory for the values vector "A" regarding CSR data structure. It also allocates and creates the "JA" and "IA" vectors. However, its taking too long. ...
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### What is good practice for protecting parent scope variables in FORTRAN?

So I just picked up a project that is written in fortran90. I am used to coding in python and C. What is really troubling for me is the use of subroutines in fortran90. In fortran people use ...
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### Value of $\gamma$ in the H-infinity norm

Suppose I have the system: $$\dot{x} = Ax+Bu\\ y=Cx+Du$$ and the following Hamiltonian matrix: $$H=\begin{pmatrix} A & \frac{1}{2}B^TB\\ -CC^T&-A \end{pmatrix}$$ I want to find the ...
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### Book Recommendation: Analysis and design of mechanistic models - such as pharmacokinetics or hydrology models

I have been looking at an interesting book "Pharmacokinetic-Pharmacodynamic Modeling and Simulation" by Peter Bonate on pharmacokinetic models: the models of how medical drugs work their way through ...
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### Reconstructing statistics of $x\otimes y$ from E[XX'], E[YY'] and E[XY']
I'm looking at random vectors $z$ of size $d^2$ which can be written as $z=x\otimes y$ where $x$,$y$ are random vectors in $\mathbb{R}^d$ with following second moments known -- $E[XX']$, $E[YY']$ and \$...