# %% Import of e.g. numpy placed here if needed

# import numpy as np

# %% Defintion of class Formula_1:

class Formula_1(object):
    
    def __init__(self, c0, c1):
        self.c0 = c0
        self.c1 = c1
        
    def output(self, x):
        c0 = self.c0
        c1 = self.c1
        y = c1*x + c0
        return y
        
    def rate(self):
        r = self.c1
        return r