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自然對數

简自然对数 · 繁自然對數

Mandarin · pinyin zì rán duì shù

(math.) natural logarithm

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Characters in this entry

自: zì · self, private, personal; from; Kangxi radical 132
然: rán · yes, certainly; pledge, promise
對: duì · correct, right; facing, opposed
數: shù · number; several; count; fate
对: duì · correct, right; facing, opposed
数: shù · number; several, count; fate

Written characters and their own readings; the entry’s pronunciation is shown above.

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Mandarin tones

4–2–4–4 · zi4 ran2 dui4 shu4

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Read this spelling in Classical texts

Follow a written form into the eight pinned witnesses: Analects, Mencius, Laozi, Zhuangzi, Xunzi, Han Feizi, Sunzi and the Mao Shijing. A match is a place to investigate; it does not prove that a modern dictionary sense fits the passage.

自然對數 · find source passages ↗ · 自然对数 · find source passages ↗

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Wiktionary English definitions · Chinese section

Independent source senses for this spelling, with usage labels retained. Not matched to the pronunciation above.

noun

(mathematics) natural logarithm

Source page · dump 2026-09-02 · Contributors & history

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