difference equation

短语

[计] 差分方程

词形变化

difference equations 复数 difference equations

释义与例句

n.
  1. 1.

    An equation involving an ordered sequence of real numbers (a_nₙ₌₁ ᪲) and some of its differences, where the first difference is defined as Δ(a_n)=a_n+1-a_n, and the kᵗʰ difference is defined recursively as Δᵏ(a_n)=Δᵏ⁻¹(a_n+1)-Δᵏ⁻¹(a_n),.

    数学
  2. 2.

    more broadly, any recurrence relation

    数学