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No way to reference LAPACK math routines from Visual Studio ?
I was told that saying USE MKL libraries is apparently not enough.Had to reference another set of libraries from Fortran 95 programs.But I looked in the project properties under Fortran -->...
View ArticleLNK2019 to Symbol _DftiFreeDescriptor and others
Hello all,I'm evaluating the MKL11 and tried the example "basic_dp_real_dft_1d.c".I'm getting the linker error messages:1>basic_dp_real_dft_1d.obj : error LNK2019: Verweis auf nicht aufgelöstes...
View Articledgelss will output incorrect result when matrix = [100, 3]
Hi,I am using dgelss to simulate same result as pinv() in Matlab. When I set matrix to be [10, 3], the result is correct. But when I change the matrix size to be [100, 3], then the outcome will become...
View ArticleSparse matrix-multiple vectors products
Hello,I would like to compute Y^T = AX^T where A is sparse, and Y and X are dense matrices (which results from the concatenation of multiple vectors in row-major order). I've seen that you released an...
View ArticleMatrix Multiplication
Is there a function/subroutine in MKL to specify that the product (matrix multiplication) of two different matrices would be symmetric so that matrix multiplication happens faster. I am aware of DSYR2K...
View ArticleWhich routine should be used for A*(R^{-1})?
Dear all,For a transformation operation, I needed to compute A*(R^{-1}) where A is a rectangular matrix. A has m rows, which is much larger than the column size, n. In general, the column size is...
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Extended Eigenvalue Solver hanging
Hello,I'm trying to solve N independent generalized eigenvalue problems. The following piece of code hangs on my computer when launching mpirun -np N ./a.out with 1 < N < 9. I don't need the MPI...
View Articleperformance of MKL by c++ or fortran
Hi,A interesting general question when I try the new version of Intel complier under windows system:I have implemented the same algorithm by Intel C++ and Intel Fortran. Both of them use the intel mkl....
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C++ Re-distributable for Composer XE 2013
I can run my code on my developer machine, however, when I distribute it to my client's machine, I got a few errors, as you can see from the screenshot below.The most important error, I gather. is the...
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Comparing FFT Performance MKL6 vs MKL11
Hi All,I'm currently evaluating MKL11 to decide, if it should replace the older MKL6, that is used till now. I wrote a little console application to compare the FFT performance (for the moment just the...
View Articlecalling vzCIS within c++
Hi,I've got a problem in calling vzCIS from C++#include <complex>#include "mkl.h"template<class T>class array{ public: int n; T* x; array(){}; ~array(){}; array(int...
View ArticleFFT Trigonometric transform - zeroes f(0)=0 and f(n)=0
Hi, I have a small question about FFT trigonometric in MKL. I have a array of data I wish to transform. But I can't use exponential FFT, I need to use the sine trigonometric transformation. The...
View ArticleFFT with modified fourier coeffitients
Dear MKL forum,I solve such a problem. Can you help me please?Lets have a function Y=∑ k=−∞∞ iYneikπy and then I have a function which is defined as X=∑k=−∞∞ ik2Yneikπy.I know the Y. The i is imaginary...
View ArticleIntel Composer XE2013 - problems with including library
Hello everyone,I am currently working on certain project, where i should use MKL library (at this moment fft procedure). I am beginner in programming with C and using Visual Studio 2010, so I maybe not...
View ArticlePardiso # of threads maximum...
I tested PARDISO and found that IPAM[3] is limited in 8. I tried to use 16 threads, but summary shows that it uses 8.What should I fix ? iparm[FORT(1)] = 1; // 0 - all default, 1 - MUST supply all...
View ArticleIn which case PARDISO can be slow ?
Hello, First, thank Alexander Kalinkin for helping me for threading issue that I posted.Now I have another issue in my sparse matrix solver benchmark. In my benchmark, PARDISO is somehow very slow. My...
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Again linking problem
Hi all,I am trying to link mkl library to my project.I whant to use armadillo with mkl.But I am not able to link properly mkl to my project.I have my build log attached.Can anyone help me.Thanks a...
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dcsrilut produces results that are not ascending order at the last row.
I'm trying to use dcsrilut but it produces output vectors that are not sorted by ascending order.Should I sort them before use them in another csr formatted matrix-vector routines.Here is a sample...
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FGMRES
Hi!I'm intending to use Intel mkl with my FORTRAN90 routines to particularly solve a linear system of equations. The coefficient matrix is large, unsymmetric and sparse (typical of Finite Element...
View Articlefftw_f77_* missing from mkl?
Hi,I'm using the MKL version distributed with composer_xe_2013.1.117 for Linux, and I cannot link to the F77 interface to FFTW. The functions I'm looking for are documented here:...
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