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December 22nd, 2017, 01:52 AM  #1 
Newbie Joined: May 2017 From: uk Posts: 9 Thanks: 0  Coordinates where gradient is zero for t=cos(theta)
Hi everyone i'm doing a chemistry degree and trying to work out when the gradient of these functions is zero t=cos(theta) and Z=sin(2theta) I think i need to find the derivatives but then what? Thanks in advance have a nice day 
December 22nd, 2017, 07:18 AM  #2 
Math Team Joined: Jul 2011 From: Texas Posts: 2,737 Thanks: 1387  

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coordinates, gradient, tcostheta 
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