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@@ -310,7 +310,7 @@ powerful and ever-growing library, <em>Mathlib</em>.As a result, we can show you how to use some of the mathematical objects and theorems in the library, and some of the very useful tactics. This book is not meant to be used as an complete overview of the library; This book is not meant to be used as a complete overview of the library; the <a class="reference external" href="https://leanprover-community.github.io/">community</a> web pages contain extensive documentation. Rather, our goal is to introduce you to the style of thinking that
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@@ -379,4 +379,4 @@ Formal Mathematics.</p></script> </body> </html> </html>
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@@ -372,7 +372,7 @@ but we will see in the next section that it can be usedfor calculations on structures other than the real numbers. It can be imported explicitly with the command <code class="docutils literal notranslate"><span class="pre">import</span> <span class="pre">Mathlib.Tactic</span></code>. We will see there are similar tactics for other common kind of algebraic We will see there are similar tactics for other common kinds of algebraic structures.</p> <p>There is a variation of <code class="docutils literal notranslate"><span class="pre">rw</span></code> called <code class="docutils literal notranslate"><span class="pre">nth_rewrite</span></code> that allows you to replace only particular instances of an expression in the goal. Possible matches are enumerated starting with 1,
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@@ -1423,4 +1423,4 @@ As you may have guessed, this theorem is called <code class="docutils literal no</script> </body> </html> </html>
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