def sqrt(a):
def tryit(x):
return 0.5 * (a/x + x)
return fixedPoint(tryit(a), 0.0001)
This code has a bug in it. You can fix this by correcting exactly one line of the definition. Please do so in the box below.

Question

def sqrt(a):
    def tryit(x):
        return 0.5 * (a/x + x)
    return fixedPoint(tryit(a), 0.0001)
This code has a bug in it. You can fix this by correcting exactly one line of the definition. Please do so in the box below.

anonymous · Answer

what does fixedPoint() expect for its first argument?

anonymous · Answer

If you try to create the framework around it and actually run the code, you will see that it complains about one of the arguments. It should be straight forward...