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reader doc fixes

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Closes PR 11086
(cherry picked from commit e55e0a5e4a)
This commit is contained in:
Matthew Flatt 2011-10-14 08:54:46 -07:00 committed by Eli Barzilay
parent 67dd5e8c1b
commit ab2d140d7d
1 changed files with 8 additions and 4 deletions
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12
collects/scribblings/reference/reader.scrbl
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@ -229,13 +229,17 @@ specials with the @litchar{.0} suffix, like @racket[-nan.0] are
double-precision, whereas specials with the @litchar{.f} suffix are double-precision, whereas specials with the @litchar{.f} suffix are
single-precision. single-precision.
A @litchar{#} in an @nunterm{inexact} number is the same as
@litchar{0}, but @litchar{#} can be used to suggest
that the digit's actual value is unknown.
@BNF[(list @nunterm{number} @BNF-alt[@nunterm{exact} @BNF[(list @nunterm{number} @BNF-alt[@nunterm{exact}
@nunterm{inexact}]) @nunterm{inexact}])
(list @nunterm{exact} @BNF-alt[@nunterm{exact-integer} (list @nunterm{exact} @BNF-alt[@nunterm{exact-integer}
@nunterm{exact-rational}] @nunterm{exact-rational}]
@nunterm{exact-complex}) @nunterm{exact-complex})
(list @nunterm{exact-integer} @BNF-seq[@optional{@nonterm{sign}} @nunterm{digits}]) (list @nunterm{exact-integer} @BNF-seq[@optional{@nonterm{sign}} @nunterm{unsigned-integer}])
(list @nunterm{digits} @kleeneplus{@nunterm{digit}}) (list @nunterm{unsigned-integer} @kleeneplus{@nunterm{digit}})
(list @nunterm{exact-rational} @BNF-seq[@nunterm{exact-integer} @litchar{/} @nunterm{unsigned-integer}]) (list @nunterm{exact-rational} @BNF-seq[@nunterm{exact-integer} @litchar{/} @nunterm{unsigned-integer}])
(list @nunterm{exact-complex} @BNF-seq[@nunterm{exact-rational} @nonterm{sign} @nunterm{exact-rational} @litchar{i}]) (list @nunterm{exact-complex} @BNF-seq[@nunterm{exact-rational} @nonterm{sign} @nunterm{exact-rational} @litchar{i}])
(list @nunterm{inexact} @BNF-alt[@nunterm{inexact-real} (list @nunterm{inexact} @BNF-alt[@nunterm{inexact-real}
@ -263,8 +267,8 @@ single-precision.
(list @nonterm{digit@sub{8}} @BNF-alt[@nonterm{digit@sub{2}} @litchar{2} @litchar{3} (list @nonterm{digit@sub{8}} @BNF-alt[@nonterm{digit@sub{2}} @litchar{2} @litchar{3}
@litchar{4} @litchar{5} @litchar{6} @litchar{7}]) @litchar{4} @litchar{5} @litchar{6} @litchar{7}])
(list @nonterm{digit@sub{2}} @BNF-alt[@litchar{0} @litchar{1}]) (list @nonterm{digit@sub{2}} @BNF-alt[@litchar{0} @litchar{1}])
(list @nonterm{exp-mark@sub{16}} @BNF-alt[@litchar{s} @litchar{d} @litchar{l}]) (list @nonterm{exp-mark@sub{16}} @BNF-alt[@litchar{s} @litchar{l}])
(list @nonterm{exp-mark@sub{10}} @BNF-alt[@nonterm{exp-mark@sub{16}} @litchar{e} @litchar{f}]) (list @nonterm{exp-mark@sub{10}} @BNF-alt[@nonterm{exp-mark@sub{16}} @litchar{d} @litchar{e} @litchar{f}])
(list @nonterm{exp-mark@sub{8}} @nonterm{exp-mark@sub{10}}) (list @nonterm{exp-mark@sub{8}} @nonterm{exp-mark@sub{10}})
(list @nonterm{exp-mark@sub{2}} @nonterm{exp-mark@sub{10}}) (list @nonterm{exp-mark@sub{2}} @nonterm{exp-mark@sub{10}})
(list @nunterm{general-number} @BNF-seq[@optional{@nonterm{exactness}} @nunterm{number}]) (list @nunterm{general-number} @BNF-seq[@optional{@nonterm{exactness}} @nunterm{number}])