def main():
parser = argparse.ArgumentParser()
parser.add_argument("-a", dest="a", help="Part 'a' of elliptical curve: y^2 = x^3 + ax + b")
parser.add_argument("-b", dest="b", help="Part 'b' of elliptical curve: y^2 = x^3 + ax + b")
parser.add_argument("-x1",dest="x1", help="x coordinate of point1")
parser.add_argument("-y1",dest="y1", help="y coordinate of point1")
parser.add_argument("-x2",dest="x2", help="x coordinate of point2")
parser.add_argument("-y2",dest="y2", help="y coordinate of point2")
args = parser.parse_args()
a = Fraction(args.a)
b = Fraction(args.b)
x1 = Fraction(args.x1)
y1 = Fraction(args.y1)
x2 = Fraction(args.x2)
y2 = Fraction(args.y2)
m =0
x3 =0
y3 =0
print(a,b,x1,y1,x2,y2)
#validating the inputs
if e.checkInputs(x1,y1,a,b) == 0 and e.checkInputs(x2,y2,a,b) == 0:
print("Both the points are on the curve")
#finding the slope
m = e.findSlope(x1,y1,x2,y2,a)
print("The slope is: ",m)
#finding the third point
x3,y3 = e.findThirdPoint(m,x1,y1,x2)
print("The third point is: ",x3,y3)
#finding the maximum out of all values
maxValue = max(abs(x1),abs(x2),abs(x3),abs(y1),abs(y2),abs(y3))
#width and height of the plot
w = maxValue+10
h = maxValue +10
#plotting the curve
e.plotCurve(w,h,x1,y1,x2,y2,m,x3,y3,a,b)
else:
print("One or both the points are not on the curve")
def main():
parser = argparse.ArgumentParser()
parser.add_argument("-a", dest="a", help="Part 'a' of elliptical curve: y^2 = x^3 + ax + b")
parser.add_argument("-b", dest="b", help="Part 'b' of elliptical curve: y^2 = x^3 + ax + b")
parser.add_argument("-x1",dest="x1", help="x coordinate of point1")
parser.add_argument("-y1",dest="y1", help="y coordinate of point1")
parser.add_argument("-x2",dest="x2", help="x coordinate of point2")
parser.add_argument("-y2",dest="y2", help="y coordinate of point2")
args = parser.parse_args()
a = int(args.a)
b = int(args.b)
x1 = int(args.x1)
y1 = int(args.y1)
x2 = int(args.x2)
y2 = int(args.y2)
m =0
x3 =0
y3 =0
print(a,b,x1,y1,x2,y2)
#validating the inputs
e.checkInputs(x1,y1,a,b)
e.checkInputs(x2,y2,a,b)
#finding the slope
m = e.findSlope(x1,y1,x2,y2,a)
print(m)
#finding the third point
x3,y3 = e.findThirdPoint(m,x1,y1,x2)
print(x3,y3)
#finding the maximum out of all values
max1 = max(abs(x1),abs(y1),abs(x2),abs(y2),abs(x3),abs(y3))
#width and height of plot
w = max1 + 10
h = max1 + 10
#plotting the graph
e.plotCurve(w,h,x1,y1,x2,y2,m,x3,y3)