整せい級きゅう数すう

noun

power series

Mathematical term for an infinite series of the form Σ aₙxⁿ. Compare べき級数, which is a more common synonym.

See also: べき級数

• 整せい級きゅう数すうは解かい析せき学がくの基き本ほん的てきな道どう具ぐの一ひとつだ。

  Power series are one of the fundamental tools of analysis.