public matrannhiphan chuanhoa()
{
matrannhiphan ketqua = new matrannhiphan(sohang, socot);
int i, j;
for (i = 0; i < sohang; ++i)
for (j = 0; j < socot; ++j)
ketqua.data[i, j] = this.data[i, j];
for (i = 0; i < sohang; ++i)
for (j = 0; j < socot; ++j)
ketqua.chuanhoa(i, j);
return ketqua;
}
