__kernel void reduceURatios(__global myreal *coef, __global myreal *row, myreal ratio)
{
    size_t gid = get_global_id(0);//line no 1

    myreal pCoef = coef[gid];//line no 2
    myreal pRow = row[gid];//line no 3

    pCoef = pCoef - (pRow * ratio);//line no 4
    coef[gid] = pCoef;//line no 5
}