Add the component-wise multiplication of <code>this * a</code> to <code>b</code> and store the result in <code>this</code>.
@param a the multiplicand @param b the addend @return this
See Implementation
Add the component-wise multiplication of <code>this * a</code> to <code>b</code> and store the result in <code>this</code>.
@param a the multiplicand @param b the addend @return this