<div dir="ltr">This yields a float result, which is out of range for floats:<br><br><div>b10 = exp(230.84)<br></div>b20 = exp(203.22)<br><br><div>Try explicitly making the constants double:<br><br><div>b10 = exp(230.84d)<br></div><div>b20 = exp(203.22d)<br><br></div></div></div><div class="gmail_extra"><br><div class="gmail_quote">On Wed, Apr 26, 2017 at 5:27 AM, Yi-Chih Huang <span dir="ltr"><<a href="mailto:dscpln@gmail.com" target="_blank">dscpln@gmail.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr">Hello,<div><br></div><div> I work on NCL Version 6.1.2. It said the range of double type is e-308 - e+307 on <a href="https://www.ncl.ucar.edu/Document/Manuals/Ref_Manual/NclDataTypes.shtml" target="_blank">https://www.ncl.ucar.edu/<wbr>Document/Manuals/Ref_Manual/<wbr>NclDataTypes.shtml</a>. Although I have tried several ways, I only got infinity and 8 bits in return. Could you show me the command to handle exponential calculation</div><div><div><br></div><div><br></div><div>b10 = todouble(exp(230.84))<br></div><div>b20 = todouble(exp(203.22))<br></div><div>b30 = new(1,double,0)<br></div><div>print(b10+" "+b20+" "+b30)<br></div><div><br></div><div><div>Variable: b30</div><div>Type: double</div><div>Total Size: 8 bytes</div><div> 1 values</div><div>Number of Dimensions: 1</div><div>Dimensions and sizes: [1]</div><div>Coordinates:</div></div><div><br></div><div>(0) inf inf inf<br></div></div><div><br></div><div><div>$ ncl -v</div><div>Unknown option `-v'</div><div> Copyright (C) 1995-2013 - All Rights Reserved</div><div> University Corporation for Atmospheric Research</div><div> NCAR Command Language Version 6.1.2</div><div> The use of this software is governed by a License Agreement.</div><div> See <a href="http://www.ncl.ucar.edu/" target="_blank">http://www.ncl.ucar.edu/</a> for more details.</div></div><div><br></div><div> Thanks much,</div><div><br></div><div> Yi-Chih</div></div>
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