4 This is to test the documentation of defines.
9 Computes the maximum of \a x and \a y.
13 Computes the absolute value of its argument \a x.
15 #define ABS(x) (((x)>0)?(x):-(x))
16 #define MAX(x,y) ((x)>(y)?(x):(y))
17 #define MIN(x,y) ((x)>(y)?(y):(x))
18 /*!< Computes the minimum of \a x and \a y. */