...bernoulli.b. 2.1
A typographical error in Bernoulli's table has been corrected here.
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... lemmas2.2
A lemma is a theorem which is proved in order to help prove some other theorem.
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...5.1
Usually a corollary is attached to a theorem and not to an assumption. A corollary is a statement that follows immediately from a theorem without a proof. By etymology, it is a ``small gift''.
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... 5.2
A lemma is a theorem which is proved in order to help prove some other theorem.
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... $ 143]{leibchild.b}$11.1
The actual statement is $dxy = xdx + ydy$, but this is a typographical error, since the proof gives the correct formula.
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