galo2099

function poisson(k, landa) {
    exponentialPower = Math.exp(-landa); // negative power k
    landaPowerK = Math.pow(landa, k); // Landa elevated k
    numerator = exponentialPower * landaPowerK;
    denominator = fact(k); // factorial of k.
    
    return (numerator / denominator);
}

function fact(x) {

galo2099

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galo2099

def calc_derivative(principal, apr, gas, t=days_between_compounds):
    return (principal*((-gas/principal) + ((apr/100)/365) * t + 1)(365/t)) * ( ((apr/100)/( t( (-gas/principal) + t(apr/100)/365 + 1) )) - (365np.log( (-gas/principal) + t(apr/100)/365 + 1))/t2 )


def calc_final_value(principal, apr, gas, num_days):
    return principal(1+(num_days(apr/100)/365 - gas/principal))**(365/num_days)


def find_ideal_compound_rate(principal, apr, gas):
    der = 99999999999999999