import numpy as np 
import matplotlib.pyplot as plt

def main():
    FILENAME = "../latex/images/analytical_solution.pdf"
    x = []
    v = []

    with open('analytical_solution.txt') as f:
        for line in f:
            a, b = line.strip().split()
            x.append(float(a))
            v.append(float(b))

    plt.plot(x, v)
    plt.savefig(FILENAME)

if __name__ == "__main__":
    main()