diagonal elements 0.586525 0.688870 1.986696 1.363859 0.674749 7.178676 14.117370 1.968262 16.535004 5.000000 off-diagonal elements -0.030793 -0.342639 0.759800 0.150488 0.267760 9.145319 -0.908878 1.626276 -7.745966 tridiagonal matrix 0.59 -0.03 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 -0.03 0.69 -0.34 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 -0.34 1.99 0.76 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.76 1.36 0.15 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.15 0.67 0.27 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.27 7.18 9.15 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 9.15 14.12 -0.91 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 -0.91 1.97 1.63 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 1.63 16.53 -7.75 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 -7.75 5.00