Physical Units and a System of Quantities

<p>Mateusz Pusz joins Phil and new guest co-host, Anastasia Kazakova. Mateusz talks to us about his physical units (and quantities) library, mp-units, why v2 is a complete redesign compared to the previous version, and how incorporating a system of quantities is so central to this new design.</p> <h2>Show Notes</h2> <h3>News</h3> <ul> <li><a href= "https://discourse.llvm.org/t/llvm-17-0-1-released/73549">clang 17 released</a></li> <li><a href= "https://www.reddit.com/r/cpp/comments/179a5sb/c_videos_released_this_month_october_2023_updated/"> Conference videos released in October</a></li> <li><a href= "https://www.reddit.com/r/cpp/comments/17a0aue/ama_with_abbas_sabra_principal_engineer_at_sonar/"> AMA with Abbas Sabra (automatic/ static analysis)</a></li> <li><a href= "https://www.reddit.com/r/cpp/comments/17a5hpq/tell_me_if_my_theory_is_correct/"> Is it too hard for junior developers to get on the C++ career ladder (Reddit)</a></li> </ul> <h3>Links</h3> <ul> <li><a href="https://github.com/mpusz/mp-units">mp-units on GitHub</a></li> <li><a href="https://mpusz.github.io/mp-units">mp-units - Documentation</a></li> <li><a href="https://www.youtube.com/watch?v=eUdz0WvOMm0">C++ on Sea 2023 video</a></li> <li><a href= "https://en.wikipedia.org/wiki/Mars_Climate_Orbiter">The Mars Climate Orbiter crash</a></li> <li><a href="https://wg21.link/p1935">p1935 - "A C++ Approach to Physical Units"</a></li> <li><a href="https://wg21.link/p2980">p2980 - "A motivation, scope, and plan for a physical quantities and units library"</a></li> <li><a href="https://wg21.link/p2981">p2981 - "Improving our safety with a physical quantities and units library"</a></li> <li><a href="https://wg21.link/p2982">p2982 - "std::quantity as a numeric type"</a></li> <li><a href="https://wg21.link/p3003">p3003 - "The design of a library of number concepts"</a></li> </ul>