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Add the following relation in Top Goals/Undefined:
Make sure Intpol_Rel_B=LININT(@Hull,2,@Frame,@Rel_B,Frame)Make sure Intpol_Rel_B is is dimensionless and determined by SYSby SYS: System/Equation.
The syntax of every intrinsic function in Quaestor is described in the wiki, see the functions overview. The syntax above means the following.
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