擅长:python、mysql、java
<p>所以实际上,在while循环中没有合适的行</p>
<pre><code>import math
valid = True
while valid == True:
n = int(input("Enter the number to be converted: "))
if n <= 0:
print("Your number is not positive terminating program.")
valid = False
else:
x = math.log(n) * 1/(1-n)
print("The Log Value is:", x)
</code></pre>