Last Updated :2025/12/06

Padé approximant

Noun
Japanese Meaning
数学におけるパデ近似とは、与えられた次数の有理関数によって関数を最適に近似する方法を指します。具体的には、対象関数の冪級数展開と一致するような有理関数を見出す手法です。
What is this buttons?

関数の特異点構造を解析したところ、パデ近似(与えられた次数の有理関数による、べき級数が元の関数のべき級数と一致する最良の有理近似)が、切り詰めたテイラー級数よりもはるかに良い全域近似を与えることが分かった。

plural

Quizzes for review

(mathematics) The best approximation of a function by a rational function of given order. Under this technique, the approximant's power series agrees with the power series of the function it is approximating.

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Padé approximant

When analyzing the singularity structure of the function, I found that the Padé approximant provided a much better global approximation than the truncated Taylor series.

See correct answer

When analyzing the singularity structure of the function, I found that the Padé approximant provided a much better global approximation than the truncated Taylor series.

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