What does sqrt mean in C language?

#What does sqrt in C language mean?

In C language, sqrt means square root function. Its function is to calculate the square root of a non-negative real number. In the "math.h" file in VC6, the function prototype is "double sqrt (double number) ”, the input parameters of this function are not allowed to be negative.

Sample code

#include<math.h>

#include<stdio.h>

int main(void)
{
    double x = 4.0, result;

    result = sqrt(x);//result*result=x

    printf("Thesquarerootof%fis%f\n", x, result);

    return 0;
}

C language

C language is A general-purpose, procedurally oriented computer programming language. In 1972, Dennis Ritchie designed and developed the C language at Bell Telephone Laboratories in order to port and develop the UNIX operating system.

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