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  1. harryhaller

    Animating complex shapes

    Hello, I don't know if this is the right forum for this. I would like to animate some mode shapes, at the moment I have written my program so that it uses cos(real part of mode shape) + sin(imaginary part of the mode shape). This indeed produces a shape which seems correct, but when I...
  2. harryhaller

    static stiffness from dynamic stiffness?

    Hi, I'm an amateur vibration engineer. My real work is building bowed string instruments. But I have used modal analysis to observe the dynamic properties of the instruments and help me make descisions on how I could improve them. My question is it possible to calculate the static stiffness and...

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