euler sum造句

例句与造句

1. The ( E, 1 ) sum is the ordinary Euler sum.
2. If the formal sum actually converges, an Euler sum will equal it.
3. The threefold Cauchy product of is the alternating series of triangular numbers; its Abel and Euler sum is.
4. It's difficult to find euler sum in a sentence. 用euler sum造句挺难的