<html><head><meta http-equiv="content-type" content="text/html; charset=utf-8"></head><body style="overflow-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;"><br><div><br><blockquote type="cite"><div>On Mar 17, 2024, at 6:51 AM, Damian McGuckin <damianm@esi.com.au> wrote:</div><br class="Apple-interchange-newline"><div><div>On Sat, 16 Mar 2024, Damian McGuckin wrote:<br><br><blockquote type="cite">The special case is mentioned:<br><br><span class="Apple-tab-span" style="white-space:pre"> </span>csinh(x + i * INFINITY) returns NaN + i * NaN for positive finite x<br><br>is given.<br></blockquote><br>Given the mathematics, I think the domain in the draft is wrong and should have read 'finite non-zero x'<br></div></div></blockquote><div><br></div>The domain is implicitly extended to cover finite nonzero x by the requirements in the first bullet:</div><div><br></div><blockquote style="margin: 0 0 0 40px; border: none; padding: 0px;"><div> — csinh(conj(z)) = conj(csinh(z)) and csinh is odd.</div></blockquote><div><br></div><div>(n3219 has an erroneous periodic the middle of the first bullet. That typo has been reported to the C editor.)</div><div><br><blockquote type="cite"><div><div><br>As the special case in<br><br>a) the 6th bullet point says 'finite non-zero x x’, </div></div></blockquote><div><br></div>I don’t see “x x” in n3219.</div><div><br><blockquote type="cite"><div><div>it is not out of<br> the realm of possibility that the domain in that 5th point is a typo<br><br>b) an earlier bullet point has a domain 0 + I * INFINITY overlaps, which<br> it must not, then this 'positive finite x' is highly questionable<br></div></div></blockquote><div><br></div>What overlaps?</div><div><br></div><div>- Jim Thomas</div><div><br><blockquote type="cite"><div><div><br>Thanks - Damian<br>_______________________________________________<br>Cfp-interest mailing list<br>Cfp-interest@oakapple.net<br>http://mailman.oakapple.net/mailman/listinfo/cfp-interest<br></div></div></blockquote></div><br></body></html>