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    • Bin-digit-char-listp

    Bin-digit-char-listp-results

    Theorems about results of std/strings functions that return lists of binary digit characters.

    Those std/strings are accompanied by theorems that they return bin-digit-char-list*p, but they in fact return true lists, so here we add theorems that they return bin-digit-char-listp.

    Definitions and Theorems

    Theorem: bin-digit-char-listp-of-basic-nat-to-bin-chars

    (defthm bin-digit-char-listp-of-basic-nat-to-bin-chars
      (bin-digit-char-listp (basic-nat-to-bin-chars nat)))

    Theorem: bin-digit-char-listp-of-nat-to-bin-chars-aux

    (defthm bin-digit-char-listp-of-nat-to-bin-chars-aux
      (implies (bin-digit-char-listp acc)
               (bin-digit-char-listp (nat-to-bin-chars-aux nat acc))))

    Theorem: bin-digit-char-listp-of-nat-to-bin-chars

    (defthm bin-digit-char-listp-of-nat-to-bin-chars
      (bin-digit-char-listp (nat-to-bin-chars nat)))