diff options
Diffstat (limited to 'doc/sphinx/language')
| -rw-r--r-- | doc/sphinx/language/gallina-specification-language.rst | 12 |
1 files changed, 9 insertions, 3 deletions
diff --git a/doc/sphinx/language/gallina-specification-language.rst b/doc/sphinx/language/gallina-specification-language.rst index 8a5e9d87f8..5a1af9f9fa 100644 --- a/doc/sphinx/language/gallina-specification-language.rst +++ b/doc/sphinx/language/gallina-specification-language.rst @@ -74,14 +74,20 @@ Identifiers and access identifiers `.` (dot) without blank. They are used in the syntax of qualified identifiers. -Natural numbers and integers - Numerals are sequences of digits. Integers are numerals optionally - preceded by a minus sign. +Numerals + Numerals are sequences of digits with a potential fractional part + and exponent. Integers are numerals without fractional nor exponent + part and optionally preceded by a minus sign. Underscores ``_`` can + be used as comments in numerals. .. productionlist:: coq digit : 0..9 num : `digit`…`digit` integer : [-]`num` + dot : . + exp : e | E + sign : + | - + numeral : `num`[`dot` `num`][`exp`[`sign`]`num`] Strings Strings are delimited by ``"`` (double quote), and enclose a sequence of |