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<p>We provide a closed form expression for a D-finite series by inverting a pseudo-differential operator when the leading polynomial of its defining differential equation has a nonzero constant term.</p>

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Recursion-free formula for certain differentiably finite power series by inversion of pseudo-differential operators

  • 期刊论文

  • 发表日期：

    2025年8月4日

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  • Soowhan Yoon

摘要

We provide a closed form expression for a D-finite series by inverting a pseudo-differential operator when the leading polynomial of its defining differential equation has a nonzero constant term.