1)sum of order types,序型的和2)model and program,模型和程序3)Ishikawa-type and Mann-type iterative process with errors,带误差的Ishikawa型和Mann型迭代程序4)weighted sums of OD arrays,ND序列的加权和5)the relativity of entropy and order,熵和序的相对性6)sum of same ordered product,同序乘积的和