가우시안 델타 함수

def delta(x):

    """Simple approximation of the Dirac delta function."""

    epsilon = 1e-10  # A small threshold value to simulate 'zero'

    if abs(x) < epsilon:

        return 1.0

    else:

        return 0.0

# Example usage:

x_values = [-1, -0.1, 0, 0.1, 1]

for x in x_values:

    print(f"delta({x}) = {delta(x)}")