That doesn't always work, but sometimes it can solve a problem that you can't find any other solution to
Thank you very much. In all my years of using W|A I was never aware that you could make Mathematica or Mathematica-like calls directly. Great news! :-)
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Dt documentation link
Yes, thank you! Strange that I could not find this under the PD examples or similar. But that did exactly work for me! I've been wrestling about this subject for quite a while. :-) Is there a website area where this syntax is explained?
Can you use this
Dt[y(x-1)/(x(y-1)),x]
to help you get closer to where you want to go?
WA link
