fix bug in GnerateSequence.

vector<double>  GenerateSequence(double from, double to, double meshSize)

{

    double  nums, sign;

    double  i;

    int     i, n;

    nums = (to-from)/fabs(meshSize);

    sign = (nums >= 0) ? 1.0:-1.0;

    nums = fabs(nums);

    if(nums - floor(nums) != 0){

        nums++;

        n = (int)(floor(nums) + 1);

    }else{

        n = (int)nums;

    }

    vector<double>  seq((int)(nums));

    for(i=0; i<nums-1; i++){

        seq[(int)i] = from + i*fabs(meshSize)*sign;

    meshSize = (to-from)/((double)n);

    vector<double>  seq(n);

    for(i=0; i<n; i++){

        seq[i] = from + (double(i))*fabs(meshSize)*sign;

    }

    seq[(int)i] = to;

    return(seq);

}