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I'd like to define a set of variables of this sort:


Adding a general assumption: all such variables are linear. I'd like to do this to avoid Mathematica having to show me higher order derivatives of these functions in my solution.


marked as duplicate by AccidentalFourierTransform, MarcoB, m_goldberg, eyorble, LCarvalho Feb 26 at 16:48

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  • $\begingroup$ I think the questions are different. In this case I've been asking "assumptions". In question you mentioned above, I was asking a "truncation". $\endgroup$ – Mirko Aveta Feb 23 at 19:46
K1 /: Derivative[k_][K1] /; k >= 2 := (0 &)

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