階かい差さ数すう列れつ

noun

sequence of differences

Mathematical term for a sequence formed by taking the differences between consecutive terms of another sequence.

• 階かい差さ数すう列れつを調しらべると、元もとの数すう列れつの性せい質しつがわかることがある。

  Examining the sequence of differences can sometimes reveal properties of the original sequence.