diff options
Diffstat (limited to 'spec/rubyspec/library/matrix/eigenvalue_decomposition/eigenvalues_spec.rb')
| -rw-r--r-- | spec/rubyspec/library/matrix/eigenvalue_decomposition/eigenvalues_spec.rb | 22 |
1 files changed, 0 insertions, 22 deletions
diff --git a/spec/rubyspec/library/matrix/eigenvalue_decomposition/eigenvalues_spec.rb b/spec/rubyspec/library/matrix/eigenvalue_decomposition/eigenvalues_spec.rb deleted file mode 100644 index c175a29947..0000000000 --- a/spec/rubyspec/library/matrix/eigenvalue_decomposition/eigenvalues_spec.rb +++ /dev/null @@ -1,22 +0,0 @@ -require File.expand_path('../../../../spec_helper', __FILE__) -require 'matrix' - -describe "Matrix::EigenvalueDecomposition#eigenvalues" do - it "returns an array of complex eigenvalues for a rotation matrix" do - Matrix[[ 1, 1], - [-1, 1]].eigensystem.eigenvalues.sort_by{|v| v.imag}.should == - [ Complex(1, -1), Complex(1, 1)] - end - - it "returns an array of real eigenvalues for a symetric matrix" do - Matrix[[1, 2], - [2, 1]].eigensystem.eigenvalues.sort.map!{|x| x.round(10)}.should == - [ -1, 3 ] - end - - it "returns an array of real eigenvalues for a matrix" do - Matrix[[14, 16], - [-6, -6]].eigensystem.eigenvalues.sort.map!{|x| x.round(10)}.should == - [ 2, 6 ] - end -end |