鋸齒波(英語:sawtooth wave)是一種非正弦波,由於它具有類似鋸子一樣的波形,即具有一條直的斜線和一條垂直於橫軸的直線的重複結構,它被命名為鋸齒波。

大量諧波疊加生成鋸齒波的過程動畫演示。對於該過程的數學描述,請參閱傅里葉變換

鋸齒波的傅里葉級數展開為:

相關條目

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正弦波方波三角波和鋸齒波的波形

參考文獻

  • Hugh L. Montgomery; Robert C. Vaughan. Multiplicative number theory I. Classical theory. Cambridge tracts in advanced mathematics 97. 2007: 536–537. ISBN 0-521-84903-9.

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