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    • Values

    Irr-member

    An irrelevant member.

    Signature
    (irr-member) → acl2::irr
    Returns
    acl2::irr — Type (memberp acl2::irr).

    This can be used as a dummy value of the type.

    Definitions and Theorems

    Function: irr-member

    (defun irr-member nil
      (declare (xargs :guard t))
      (let ((__function__ 'irr-member))
        (declare (ignorable __function__))
        (make-member :name ""
                     :value (irr-value))))

    Theorem: memberp-of-irr-member

    (defthm memberp-of-irr-member
      (b* ((acl2::irr (irr-member)))
        (memberp acl2::irr))
      :rule-classes :rewrite)