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Diffstat (limited to 'man7/unicode.7')
| -rw-r--r-- | man7/unicode.7 | 16 |
1 files changed, 8 insertions, 8 deletions
diff --git a/man7/unicode.7 b/man7/unicode.7 index 5a358d5bb7..457ef62ee9 100644 --- a/man7/unicode.7 +++ b/man7/unicode.7 @@ -11,7 +11,7 @@ .SH NAME unicode \- universal character set .SH DESCRIPTION -The international standard ISO 10646 defines the +The international standard ISO/IEC 10646 defines the Universal Character Set (UCS). UCS contains all characters of all other character set standards. It also guarantees "round-trip compatibility"; @@ -41,7 +41,7 @@ including those provided by TeX, Postscript, APL, MS-DOS, MS-Windows, Macintosh, OCR fonts, as well as many word processing and publishing systems, and more are being added. .PP -The UCS standard (ISO 10646) describes a +The UCS standard (ISO/IEC 10646) describes a 31-bit character set architecture consisting of 128 24-bit .IR groups , @@ -52,12 +52,12 @@ made up of 256 8-bit with 256 .I column positions, one for each character. -Part 1 of the standard (ISO 10646-1) +Part 1 of the standard (ISO/IEC 10646-1) defines the first 65534 code positions (0x0000 to 0xfffd), which form the .I Basic Multilingual Plane (BMP), that is plane 0 in group 0. -Part 2 of the standard (ISO 10646-2) +Part 2 of the standard (ISO/IEC 10646-2) adds characters to group 0 outside the BMP in several .I "supplementary planes" in the range 0x10000 to 0x10ffff. @@ -68,7 +68,7 @@ foreseeable future. The BMP contains all characters found in the commonly used other character sets. The supplemental planes added by -ISO 10646-2 cover only more exotic characters for special scientific, +ISO/IEC 10646-2 cover only more exotic characters for special scientific, dictionary printing, publishing industry, higher-level protocol and enthusiast needs. .PP @@ -107,7 +107,7 @@ script or for mathematical typesetting and users of the International Phonetic Alphabet. .SS Implementation levels As not all systems are expected to support advanced mechanisms like -combining characters, ISO 10646-1 specifies the following three +combining characters, ISO/IEC 10646-1 specifies the following three .I implementation levels of UCS: .TP 0.9i @@ -128,8 +128,8 @@ All UCS characters are supported. The Unicode 3.0 Standard published by the Unicode Consortium contains exactly the UCS Basic Multilingual Plane -at implementation level 3, as described in ISO 10646-1:2000. -Unicode 3.1 added the supplemental planes of ISO 10646-2. +at implementation level 3, as described in ISO/IEC 10646-1:2000. +Unicode 3.1 added the supplemental planes of ISO/IEC 10646-2. The Unicode standard and technical reports published by the Unicode Consortium provide much additional information on the semantics and recommended usages of |