"""Main script for numerik package."""
import sys
import os

# Ensure src directory is on the Python path for local imports
sys.path.insert(0, os.path.join(os.path.dirname(__file__), "src"))

def main():
    """Demonstrate polynomial interpolation using divided differences."""
    from serie_3 import poly_mat

    x = [1, 2, 3, 4, 5]
    y = [2, 3, 5, 7, 11]

    result = poly_mat.poly_mat(list(zip(x, y)))
    print(result)

if __name__ == "__main__":
    main()