73
C Math
C Programming allows us to perform mathematical operations through the functions defined in <math.h> header file. The <math.h> header file contains various methods for performing mathematical operations such as sqrt(), pow(), ceil(), floor() etc.
C Math Functions
There are various methods in math.h header file. The commonly used functions of math.h header file are given below.
| No. | Function | Description |
|---|---|---|
| 1) | ceil(number) | rounds up the given number. It returns the integer value which is greater than or equal to given number. |
| 2) | floor(number) | rounds down the given number. It returns the integer value which is less than or equal to given number. |
| 3) | sqrt(number) | returns the square root of given number. |
| 4) | pow(base, exponent) | returns the power of given number. |
| 5) | abs(number) | returns the absolute value of given number. |
C Math Example
Let’s see a simple example of math functions found in math.h header file.
Output:
4.000000 4.000000 3.000000 3.000000 4.000000 2.645751 16.000000 27.000000 12
Next TopicC Structure