pvpumpingsystem.function_models.compound_polynomial_3_3

pvpumpingsystem.function_models.compound_polynomial_3_3(input_val, a1, a2, a3, a4, b1, b2, b3, b4, c1, c2, c3, c4, d1, d2, d3, d4)

Model of a compound polynomial function made of a global equation of third order on x, for which each coefficient follows a third order equation on y.