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Problem with Parametric Curve FS

ethan_zhou482ethan_zhou482 Member Posts: 2

I'm trying to use the parametric curve FS but have some issues. My variables (N, R, r, E) are set as numbers. I also have the Define Parameter FS set as t. I'm not too sure why it's giving me an error (failed to regenerate). Is there something wrong with the formula I input, like the /1mm part or something else? I attached the info i input into the FS below. Thank you

Comments

  • ilya_baranilya_baran Onshape Employees, Developers, HDM Posts: 1,227

    I think you need things like cos(#t * radian). Also, #x / 1mm gets parsed as (#x / 1) * mm which is may not be what you want. Keep in mind though that at the end, you want to end up with distance units in all 3 variables.

    Ilya Baran \ VP, Architecture and FeatureScript \ Onshape Inc
  • Matt_ShieldsMatt_Shields Member, Onshape Employees Posts: 567

    If #R, #E, etc. are just numbers, then don't divide them by mm. Everything inside a trig function needs to be an angle and every parameter needs to be a distance. So, something like #R * cos(#t*radian) * mm would be valid, as long as #R is dimensionless.

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