erf: returns the error function of arg : erf « math.h « C / ANSI-C

1. C / ANSI-C
2. math.h
3. erf

erf: returns the error function of arg

    

//Header file: #include <math.h>  
//Declaration: float erff(float arg); 
               double erf(double arg); 
               long double erfl(long double arg);  

  #include <math.h>
  #include <stdio.h>

  int main(void)
  {

     printf("Value of e to the first: %f.", erf(1.0));
 
  }

         
/*
Value of e to the first: 0.842701.*/ 

           
       

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