This post is a follow-up of Generating a 2 variables polynomial with constraints.

I would like to generate automatically a polynomial in three variables $(s,t,u)$ which is symmetric under the exchange of $s$ and $t$ only.

Is there some sort of trick like using powers $a$, $i-a$?

  • $\begingroup$ Please post a minimal example. $\endgroup$
    – cvgmt
    Nov 23, 2022 at 0:47


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