devtools/eigen
1
0
Fork 0
mirror of https://gitlab.com/libeigen/eigen.git synced 2026-04-10 11:34:33 +08:00
Code Issues Packages Projects Releases Wiki Activity

Allow user to compute only the eigenvalues and not the eigenvectors.

Browse Source
This commit is contained in:
Jitse Niesen
2010-05-31 18:17:47 +01:00
parent 609941380a
commit 8dc947821b
11 changed files with 235 additions and 155 deletions
Download Patch File Download Diff File Expand all files Collapse all files

4
doc/snippets/EigenSolver_compute.cpp
View File

@@ -1,6 +1,6 @@
EigenSolver<MatrixXf> es;
MatrixXf A = MatrixXf::Random(4,4);
es.compute(A);
es.compute(A, /* computeEigenvectors = */ false);
cout << "The eigenvalues of A are: " << es.eigenvalues().transpose() << endl;
es.compute(A + MatrixXf::Identity(4,4)); // re-use es to compute eigenvalues of A+I
es.compute(A + MatrixXf::Identity(4,4), false); // re-use es to compute eigenvalues of A+I
cout << "The eigenvalues of A+I are: " << es.eigenvalues().transpose() << endl;