I think they wanted to post &quot;F&quot; but posted &quot;F#&quot; :-)<p><a href="https:&#x2F;&#x2F;en.wikipedia.org&#x2F;wiki&#x2F;F_(programming_language)" rel="nofollow">https:&#x2F;&#x2F;en.wikipedia.org&#x2F;wiki&#x2F;F_(programming_language)</a><p>Not to be confused with F Sharp (programming language).<p><a href="https:&#x2F;&#x2F;en.wikipedia.org&#x2F;wiki&#x2F;F_Sharp_(programming_language)" rel="nofollow">https:&#x2F;&#x2F;en.wikipedia.org&#x2F;wiki&#x2F;F_Sharp_(programming_language)</a>