On Sun, Jun 14, 2020 at 11:47:31AM -0500, Mario Frasca wrote: > I'm rewriting a complicated construction where there's an equality > test on the length of the list of non matching elements, with a > simpler cl-some invocation.  The replacing code is self explanatory. Isn't `seq-some' equivalent? (in this case, at least; cl-some is willing to take more than one sequence). Cheers -- t