WuMing2<p>I am sharing with someone a .rtf file with simple calculations and explanatory text. It is mostly edited on <a href="https://mas.to/tags/iPad" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>iPad</span></a> and read from <a href="https://mas.to/tags/iPhone" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>iPhone</span></a>. I modify calculations now and then and update the results. All within the same file. So there’s no spreadsheet function involved. Just me and a plain old calculator. </p><p>Anyone knows a lightweight and simple <a href="https://mas.to/tags/literateProgramming" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>literateProgramming</span></a> <a href="https://mas.to/tags/notebook" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>notebook</span></a> which runs on mobile? As an alternative something my portable router could run.</p>