<html><head><meta http-equiv="Content-Type" content="text/html charset=utf-8"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;" class=""><br class=""><div><blockquote type="cite" class=""><div class="">On Mar 2, 2017, at 6:22 AM, Björn Forster <<a href="mailto:bjoern.forster@googlemail.com" class="">bjoern.forster@googlemail.com</a>> wrote:</div><br class="Apple-interchange-newline"><div class=""><div dir="ltr" class="">Hello Joe,<div class="">I wanted to ask kindly if it would be possible that the core team adds to the rationale the design decision behind </div><div class=""><pre style="box-sizing:border-box;font-family:sfmono-regular,consolas,"liberation mono",menlo,courier,monospace;font-size:13.6px;margin-top:0px;margin-bottom:0px;font-stretch:normal;line-height:1.45;word-wrap:normal;padding:16px;overflow:auto;background-color:rgb(246,248,250);border-radius:3px;word-break:normal;color:rgb(36,41,46)" class=""> <span class="gmail-pl-k" style="box-sizing:border-box;color:rgb(167,29,93)">associatedtype</span> <span class="gmail-pl-c1" style="box-sizing:border-box;color:rgb(0,134,179)">Magnitude</span> : <span class="gmail-pl-e" style="box-sizing:border-box;color:rgb(121,93,163)"><span class="gmail-pl-c1" style="box-sizing:border-box;color:rgb(0,134,179)">Equatable</span></span>, <span class="gmail-pl-e" style="box-sizing:border-box;color:rgb(121,93,163)"><span class="gmail-pl-c1" style="box-sizing:border-box;color:rgb(0,134,179)">ExpressibleByIntegerLiteral</span></span></pre></div><div class="">being not comparable. It was pointed out by several reviewers that it is against all intuition that a scalar is not comparable and therefore pretty much useless.</div><div class=""><br class=""></div><div class="">It would be great if you could add the thoughts of the core team regarding this to the rationale to document the reasons behind it.</div></div></div></blockquote><br class=""></div><div>Complex numbers have magnitude, but aren't comparable.</div><div><br class=""></div><div>-Joe</div><br class=""></body></html>