Method increment

JSAT/src/jsat/linear/SparseVector.java:203–219

Increments the value at the given index by the given value. @param index the index of the value to alter @param val the value to be added to the index

(int index, double val)

     * @param val the value to be added to the index
     */
    @Override
    public void increment(int index, double val)
    {
        if (index > length - 1 || index < 0)
            throw new IndexOutOfBoundsException("Can not access an index larger then the vector or a negative index");
        if(val == 0)//donst want to insert a zero, and a zero changes nothing
            return;
        int location = Arrays.binarySearch(indexes, 0, used, index);
        if(location < 0)
            insertValue(location, index, val);
        else
        {
            values[location]+=val;
            if(values[location] == 0.0)
                removeNonZero(location);
        }
    }
    
    @Override
    public double get(int index)