How to plot mode shapes from eigen vectors of a cantilever beam.
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I want to plot first three modes of a cantilever beam beam by taking three, four and five elements. I have calculated the egien vectors but I am unable to get continuous smooth curve.
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KSSV
am 22 Jan. 2022
Read about polyfit.
Also have a look on this file exchange: https://in.mathworks.com/matlabcentral/fileexchange/30970-natural-frequencies-buckling-loads-of-columns-using-finite-element-method
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