Changes

When the value of df1 and df2 are not integers ,then it is converted in to integers.

When the value of df1 and df2 are not integers ,then it is converted in to integers.

*This function will give the result as error when  

*This function will give the result as error when  

   1. any one of the argument is nonnumeric.

   1. any one of the argument is non-numeric.

   2.x is negative

   2. <math>x</math> is negative

   3. df1 or df2<1 ,and  df1 ordf2>=10^10

   3. <math>df1</math> or <math>df2<1</math> and  <math>df1</math> or <math>df2\ge 10^{10}</math>

==Examples==

==Examples==