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Actually, many mathematics authors use an italic d while the upright d convention is standard in physics and engineering.
by jhanschoo 9y ago
Actually, many mathematics authors use an italic d while the upright d convention is standard in physics and engineering.
- adrianratnapala 9y agoIs that to disambiguate it from the upright d in exterior calculus? That would be funny, as that symbol was chosen specifically to overload with the traditional little-d notation from Leibniz.