Suat Ayöz<p>Here's the question for July 13th from the AMS Daily Epsilon of Math Calendar<br>@DailyEpsilon</p><p><a href="https://mathstodon.xyz/tags/math" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>math</span></a> <a href="https://mathstodon.xyz/tags/maths" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>maths</span></a> <a href="https://mathstodon.xyz/tags/mathematics" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>mathematics</span></a> <a href="https://mathstodon.xyz/tags/mathstodon" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>mathstodon</span></a></p>