Gaussian Function -- from Wolfram MathWorld
mathworld.wolfram.com › GaussianFunctionDec 17, 2021 · Gaussian Function In one dimension, the Gaussian function is the probability density function of the normal distribution , (1) sometimes also called the frequency curve. The full width at half maximum (FWHM) for a Gaussian is found by finding the half-maximum points . The constant scaling factor can be ignored, so we must solve (2)