Polynomial equation solver, using Newton's Method, written in C++
Here is an example.
./newtonmethod
Enter the degree of polynomial: 3
Enter 3 coefficients and a constant.
2 -1 -3 1
Enter starting value: 1.5
Solving 2x^3-x^2-3x+1=0 using Newton's method starting at x0 = 1.5
Result
x = 1.34067