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Std/system/function-symbolp

Theorems about function-symbolp.

Definitions and Theorems

Theorem: function-symbolp-forward-to-symbolp

(defthm function-symbolp-forward-to-symbolp
  (implies (and (function-symbolp fn wrld)
                (plist-worldp wrld))
           (symbolp fn))
  :rule-classes :forward-chaining)