Math Files
@Math_files
Life is nonlinear.
So handle it using Math.
加入 June 2020
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The symbols 𝑑𝑥, 𝑑𝑦, and 𝑑𝑥/𝑑𝑦 or 𝑑𝑦/𝑑𝑥 were introduced by German mathematician Gottfried Wilhelm Leibniz (1646 – 1716) in a manuscript dated November 11, 1675 (Cajori Vol. 2, p. 204).
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