Find mode shapes: shapes: v := eige eigenv nveecs( K1)
0.739
−0.273
−0.449
0.694
0.813 v=
0.527
0.246 −0.502 −0.666
Mode shape 1 corresponds with eigenvalue 21.088. 21.088. The first column of the v matrix corresponds with the first evp which was 21.088. 21.088. The second column corresponds to the frequency 96.396 (second row of evp). The third column corresponds to the frequency 212.516.