public static void scale( double alpha , DMatrix2x2 a ) {
        a.a11 *= alpha; a.a12 *= alpha;
        a.a21 *= alpha; a.a22 *= alpha;
    }
public static void scale ( double alpha , DMatrix2x2 a ) { a . a11 *= alpha ; a . a12 *= alpha ; a . a21 *= alpha ; a . a22 *= alpha ; }
<p>
Performs an in-place element by element scalar multiplication.<br>
<br>
a<sub>ij</sub> = &alpha;*a<sub>ij</sub>
</p>

@param a The matrix that is to be scaled.  Modified.
@param alpha the amount each element is multiplied by.