<figure class="wp-block-image size-large"><img loading="lazy" decoding="async" width="800" height="209" src="https://aperiodical.com/wp-content/uploads/2019/03/MathematicalObjectsBanner-800.jpg" alt="Mathematical Objects" class="wp-image-20198" srcset="https://aperiodical.com/wp-content/uploads/2019/03/MathematicalObjectsBanner-800.jpg 800w, https://aperiodical.com/wp-content/uploads/2019/03/MathematicalObjectsBanner-800-300x78.jpg 300w, https://aperiodical.com/wp-content/uploads/2019/03/MathematicalObjectsBanner-800-768x201.jpg 768w, https://aperiodical.com/wp-content/uploads/2019/03/MathematicalObjectsBanner-800-150x39.jpg 150w, https://aperiodical.com/wp-content/uploads/2019/03/MathematicalObjectsBanner-800-600x157.jpg 600w" sizes="auto, (max-width: 800px) 100vw, 800px" /></figure>



<p>A conversation about mathematics inspired by a Twenty Pence coin. Presented by Katie Steckles and Peter Rowlett.</p>



<figure class="wp-block-image size-large"><img loading="lazy" decoding="async" width="1024" height="683" src="https://aperiodical.com/wp-content/uploads/2020/07/twenty-pence-coin-1024x683.jpg" alt="twenty pence coin" class="wp-image-23194" srcset="https://aperiodical.com/wp-content/uploads/2020/07/twenty-pence-coin-1024x683.jpg 1024w, https://aperiodical.com/wp-content/uploads/2020/07/twenty-pence-coin-300x200.jpg 300w, https://aperiodical.com/wp-content/uploads/2020/07/twenty-pence-coin-768x512.jpg 768w, https://aperiodical.com/wp-content/uploads/2020/07/twenty-pence-coin-1536x1024.jpg 1536w, https://aperiodical.com/wp-content/uploads/2020/07/twenty-pence-coin-2048x1365.jpg 2048w, https://aperiodical.com/wp-content/uploads/2020/07/twenty-pence-coin-150x100.jpg 150w, https://aperiodical.com/wp-content/uploads/2020/07/twenty-pence-coin-800x533.jpg 800w, https://aperiodical.com/wp-content/uploads/2020/07/twenty-pence-coin-600x400.jpg 600w" sizes="auto, (max-width: 1024px) 100vw, 1024px" /></figure>



<figure class="wp-block-embed-twitter wp-block-embed is-type-rich is-provider-twitter"><div class="wp-block-embed__wrapper">
<blockquote class="twitter-tweet" data-width="500" data-dnt="true"><p lang="en" dir="ltr"><a href="https://twitter.com/stecks?ref_src=twsrc%5Etfw">@stecks</a> Despite sounding like French name,  Franz Reuleaux was German (I only 'discovered' that when I read what I wrote about him some years ago.)</p>— Pat Ashforth (1948 – 2021) (@matheknitician) <a href="https://twitter.com/matheknitician/status/1299769719407476739?ref_src=twsrc%5Etfw">August 29, 2020</a></blockquote><script async src="https://platform.twitter.com/widgets.js" charset="utf-8"></script>
</div></figure>

A conversation about mathematics inspired by a Twenty Pence coin. Presented by Katie Steckles and Peter Rowlett. @stecks Despite sounding like French name, Franz Reuleaux was German (I only 'discovered' that when I read what I wrote about him some years ago.)— Pat Ashforth (1948 – 2021) (@matheknitician) August 29, 2020





<p>A conversation about mathematics inspired by a Twenty Pence coin. Presented by Katie Steckles and Peter Rowlett.</p>








<p lang="en"><a href="https://twitter.com/stecks?ref_src=twsrc%5Etfw" rel="noopener noreferrer">@stecks</a> Despite sounding like French name,  Franz Reuleaux was German (I only 'discovered' that when I read what I wrote about him some years ago.)</p>— Pat Ashforth (1948 – 2021) (@matheknitician) <a href="https://twitter.com/matheknitician/status/1299769719407476739?ref_src=twsrc%5Etfw" rel="noopener noreferrer">August 29, 2020</a>


Share Mathematical Objects: Twenty Pence coin

Sign up to save your podcasts

Mathematical Objects: Twenty Pence coin

Mathematical Objects: Twenty Pence coin

More shows like The Aperiodical

The Numberphile Podcast