English Explanatory Dictionary

difference equation

English dictionary entry

Meanings

noun
  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),.
  2. more broadly, any recurrence relation

Word forms

difference equation difference equations

Related words

differential equation

Translations

Finnish: differenssiyhtälö
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