Example program for dsbgv
This example finds all the eigenvalues of the generalized band symmetric eigenproblem
A
z
=
λ
B
z
, where
A
=
0.24
0.39
0.42
0
.00
0.39
-
0.11
0.79
0.63
0.42
0.79
-
0.25
0.48
0
.00
0.63
0.48
-
0.03
and
B
=
2.07
0.95
0
.00
0
.00
0.95
1.69
-
0.29
0
.00
0
.00
-
0.29
0.65
-
0.33
0
.00
0
.00
-
0.33
1.17
.
f90 source code
Input data file
Expected results