Answer
Gushyira amasoko atandukanye muri 'Urukurikirane' (crest-to-crest) bigabanya igipimo cyimpeshyi: $ \ frac {1} {k_ {yose}} = \ sum \ frac {1} {k_i} $, bikubye kabiri gutandukana kumutwaro umwe. Gushyira muri 'Parallel' (nest / nested) byongera igipimo cyimpeshyi: $ k_ {igiteranyo} = \ igiteranyo k_i $, kwikuba kabiri umutwaro wo gutandukana. Mu iteraniro, amasoko akurikiranye agomba kuba afite urufunguzo cyangwa akayoborwa (urugero, gukoresha inkoni unyuze hagati) kugirango wirinde gukomera, kuko igipimo cyoroheje $ L / D $ cyiyongera. Ntibikunze gukoreshwa amasoko aringaniye (amasoko atandukanye ashyizwe imbere); Ahubwo, isoko imwe ikomeza 'Nested' isoko ihitamo gukumira interineti ihinduka.