human
Solve the following python programming problem given the following code:
def chisqprob(chisq, df) : 
    '
    Returns the (1-tailed) probability value associated with the provided
    chi-square value and df.  
    
    Originally adapted from Gary Perlman code by Gary Strangman.
    
    Usage:   chisqprob(chisq,df)
    ' 
    BIG = 20.0 
    def ex(x) : 
        BIG = 20.0 
        if (x < (- BIG)) : 
            return 0.0 
else : 
            return exp (x) 
if ((chisq <= 0) or (df < 1)) : 
        return 1.0 
a = (0.5 * chisq) 
    if ((df % 2) == 0) : 
        even = 1 
else : 
        even = 0 
if (df > 1) : 
        y = ex ((- a)) 
if even : 
        s = y 
else : 
        s = (2.0 * zprob ((- sqrt (chisq)))) 
if (df > 2) : 
        chisq = (0.5 * (df - 1.0)) 
        if even : 
            z = 1.0 
else : 
            z = 0.5 
if (a > BIG) : 
            if even : 
                e = 0.0 
else : 
                e = log (sqrt (pi)) 
c = log (a) 
            while (z <= chisq) : 
                e = (log (z) + e) 
                s = (s + ex ((((c * z) - a) - e))) 
                z = (z + 1.0) 
return s 
else : 
            if even : 
                e = 1.0 
else : 
                e = ((1.0 / sqrt (pi)) / sqrt (a)) 
c = 0.0 
            while (z <= chisq) : 
                e = (e * (e / float (z))) 
                c = (c + e) 
                z = (z + 1.0) 
return ((c * y) + s) 
else : 
        return s 

    
    

    Fix the buggy line: e = (e * (e / float (z)))
assistant
#Here is Python program to fix the buggy line: e = (e * (e / float (z)))
.

e = (e * (a / float (z)))