<![CDATA[ Computing π in Go ]]>

Every so often I end up writing another program to compute the digits of π. I have no real need for it. It has never once come up in my actual work. But it is a tidy, self-contained problem with a clear right answer, and it makes a good excuse to get a feel for a language or a library. I have done it before in Ruby and in Crystal. The Ruby version leans on Ramanujan&rsquo;s series and BigDecimal .…