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first use of le_or_gt #19

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mcol opened this issue Jul 14, 2024 · 0 comments
Open

first use of le_or_gt #19

mcol opened this issue Jul 14, 2024 · 0 comments

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@mcol
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mcol commented Jul 14, 2024

Lemma le_or_gt is used in example 2.5.2 without comment. Only further down in exercise 6, a short explanation is provided:

As in Example 2.5.2, I used the lemma le_or_gt, which says that if and are real numbers then either or ; it can be a useful case division

This should be moved to the place of first use.

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