Curvilinear Abscissa - Definition & Meaning

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fishingspree2
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Hello,

what does curvilinear abscissa mean?

thank you
 
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Hello fishingspree2! :smile:

I think it just means that you use a curvilinear grid instead of the usual rectangular Cartesian grid …

you follow the line down to the "axis" in the same way that you'd usually follow a straight line to the x-axis to get the usual abcissa (x-coordinate).