RFactor.from_expr#

classmethod RFactor.from_expr(rexpr, angles='dummy')[source]#

Make RFactor from R-factor expression.

Parameters

  • rexpr (sympy.core.basic.Basic) – SymPy expression for R-factor.

  • angles (str) – R-factor as a function of ‘dummy’ (phis) or ‘experimental` (thetas) angles, has to match rexpr.

  • optional – R-factor as a function of ‘dummy’ (phis) or ‘experimental` (thetas) angles, has to match rexpr.