[ABNF] Add a clarification to the documentation.

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Alessandro Coglio 2022-03-10 15:31:31 -08:00
parent ca3ae89a3e
commit 3f6b17646c

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@ -59,7 +59,7 @@
; usable as last resort in the definiens of a nonterminal.
; While BNF allows arbitrary terminals,
; ABNF uses only natural numbers as terminals,
; ABNF uses only natural numbers (i.e. non-negative integers) as terminals,
; and denotes them via:
; (i) binary, decimal, or hexadecimal sequences,
; e.g. `%b1.11.1010`, `%d1.3.10`, and `%x.1.3.A`