https://community.jmp.com/t5/Discussions/Lambert-W-function/m-p/622217#M82124 <P>Hello,</P><P>How can I include the Lambert W function in a column formula?</P><P>I didn't find this function on Functions list.</P><P>Thank you very much.</P><P><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="164554.png" style="width: 400px;"><img src="https://community.jmp.com/t5/image/serverpage/image-id/51938iE7A008AF715F0261/image-size/medium?v=v2&amp;px=400" role="button" title="164554.png" alt="164554.png" /></span></P><P> </P> Sun, 11 Jun 2023 00:00:29 GMT sofiasousa24 2023-06-11T00:00:29Z https://community.jmp.com/t5/Discussions/Lambert-W-function/m-p/622217#M82124 <P>Hello,</P><P>How can I include the Lambert W function in a column formula?</P><P>I didn't find this function on Functions list.</P><P>Thank you very much.</P><P><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="164554.png" style="width: 400px;"><img src="https://community.jmp.com/t5/image/serverpage/image-id/51938iE7A008AF715F0261/image-size/medium?v=v2&amp;px=400" role="button" title="164554.png" alt="164554.png" /></span></P><P> </P> Sun, 11 Jun 2023 00:00:29 GMT https://community.jmp.com/t5/Discussions/Lambert-W-function/m-p/622217#M82124 sofiasousa24 2023-06-11T00:00:29Z https://community.jmp.com/t5/Discussions/Lambert-W-function/m-p/623433#M82226 <P>Looks like you'll have to approximate. See the following:</P><P><A href="https://mathoverflow.net/questions/57819/best-approximation-to-the-lambertwx-or-explambertwx" target="_blank">https://mathoverflow.net/questions/57819/best-approximation-to-the-lambertwx-or-explambertwx</A></P> Tue, 18 Apr 2023 13:22:55 GMT https://community.jmp.com/t5/Discussions/Lambert-W-function/m-p/623433#M82226 MRB3855 2023-04-18T13:22:55Z