<div dir="ltr">2013/9/20 Adrian May <span dir="ltr"><<a href="mailto:adrian.alexander.may@gmail.com" target="_blank">adrian.alexander.may@gmail.com</a>></span><br><div class="gmail_extra"><div class="gmail_quote"><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left-width:1px;border-left-color:rgb(204,204,204);border-left-style:solid;padding-left:1ex">
<div dir="ltr">Apparently not. Those are 1/sin and 1/cos. I want to supply a ratio and get an angle.<br></div><div class="gmail_extra"><br></div></blockquote><div>Hello Adrian,</div><div>I wasn't sure my trigonometry was still good so I fired up <font face="courier new, monospace">ghci</font> and here's what I got:</div>
<div><br></div><div><font face="courier new, monospace"> Prelude> let angle = pi / 2 in asin (sin (angle)) == angle</font></div><div><font face="courier new, monospace"> True</font></div><div><br></div><div>Does it make sense?</div>
<div><br></div></div>Regards,<br><div dir="ltr">Nadir<br></div>
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