Denis Bueno writes:

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...

(defun transpose-lists (lists) (cond ((some #'null lists) '()) (t (cons (mapcar #'car lists) (transpose-lists (mapcar #'cdr lists))))))

Is it the sun? Are we becoming silly?

(defun transpose-lists (lists) (apply (function mapcar) (function list) lists))

If you had actually *read* Edi's first e-mail, it was because CALL-ARGUMENTS-LIMIT and APPLY that the new solution was originally conceived.

Oh! Sorry then. -- "Klingon function calls do not have "parameters" -- they have "arguments" and they ALWAYS WIN THEM."