べき級数 であれば
beki kyūsūdeareba
1. if it is a necessary series; if it were a necessary series
Noun
#236624
1. if it is a necessary series; if it were a necessary series
1. should; must
1. should not; must not
1. Let's…; Shall we…
1. To have someone do; To let someone do
1. Must do; Have to
1. Cannot have; Cannot do
1. If there is; If you have
1. Don't have.; Don't do.