OMS encoding

OMS (aka TeX math symbol) is a 7-bit TeX encoding developed by Donald E. Knuth.^[1] It encodes mathematical symbols with variable sizes like for capital Pi notation, brackets, braces and radicals.^[2]

Character set

OMS^[2]^[3]
	_0	_1	_2	_3	_4	_5	_6	_7	_8	_9	_A	_B	_C	_D	_E	_F
0_	Template:Chset-color-ext-punct\|− 2212	Template:Chset-color-ext-punct\|⋅ 22C5	Template:Chset-color-ext-punct\|× 00D7	Template:Chset-color-ext-punct\|∗ 2217	Template:Chset-color-ext-punct\|÷ 00F7	Template:Chset-color-ext-punct\|⋄ 22C4	Template:Chset-color-ext-punct\|± 00B1	Template:Chset-color-ext-punct\|∓ 2213	Template:Chset-color-ext-punct\|⊕ 2295	Template:Chset-color-ext-punct\|⊖ 2296	Template:Chset-color-ext-punct\|⊗ 2297	Template:Chset-color-ext-punct\|⊘ 2298	Template:Chset-color-ext-punct\|⊙ 2299	Template:Chset-color-ext-punct\|○ 25CB	Template:Chset-color-ext-punct\|∘ 2218	Template:Chset-color-ext-punct\|∙ 2219
1_	Template:Chset-color-ext-punct\|≍ 223D	Template:Chset-color-ext-punct\|≡ 2261	Template:Chset-color-ext-punct\|⊆ 2286	Template:Chset-color-ext-punct\|⊇ 2287	Template:Chset-color-ext-punct\|≤ 2264	Template:Chset-color-ext-punct\|≥ 2265	Template:Chset-color-ext-punct\|≼ 227C	Template:Chset-color-ext-punct\|≽ 227D	Template:Chset-color-ext-punct\|∼ 223C	Template:Chset-color-ext-punct\|≈ 2248	Template:Chset-color-ext-punct\|⊂ 2282	Template:Chset-color-ext-punct\|⊃ 2283	Template:Chset-color-ext-punct\|≪ 226A	Template:Chset-color-ext-punct\|≫ 226B	Template:Chset-color-ext-punct\|≺ 227A	Template:Chset-color-ext-punct\|≻ 227B
2_	Template:Chset-color-ext-punct\|← 2190	Template:Chset-color-ext-punct\|→ 2192	Template:Chset-color-ext-punct\|↑ 2191	Template:Chset-color-ext-punct\|↓ 2193	Template:Chset-color-ext-punct\|↔ 2194	Template:Chset-color-ext-punct\|↗ 2197	Template:Chset-color-ext-punct\|↘ 2198	Template:Chset-color-ext-punct\|≃ 2243	Template:Chset-color-ext-punct\|⇐ 21D0	Template:Chset-color-ext-punct\|⇒ 21D2	Template:Chset-color-ext-punct\|⇑ 21D1	Template:Chset-color-ext-punct\|⇓ 21D3	Template:Chset-color-ext-punct\|⇔ 21D4	Template:Chset-color-ext-punct\|↖ 2196	Template:Chset-color-ext-punct\|↙ 2199	Template:Chset-color-ext-punct\|∝ 221E
3_	Template:Chset-color-ext-punct\|′ 2032	Template:Chset-color-ext-punct\|∞ 221D	Template:Chset-color-ext-punct\|∈ 2208	Template:Chset-color-ext-punct\|∋ 220B	Template:Chset-color-ext-punct\|△ 25B3	Template:Chset-color-ext-punct\|▽ 25BD	Template:Chset-color-ext-punct\|̍ 030D	Template:Chset-color-ext-punct\|̸ 0338	Template:Chset-color-ext-punct\|∀ 2200	Template:Chset-color-ext-punct\|∃ 2203	Template:Chset-color-ext-punct\|¬ 00AC	Template:Chset-color-ext-punct\|∅ 2205	Template:Chset-color-ext-punct\|ℜ 2111	Template:Chset-color-ext-punct\|ℑ 211C	Template:Chset-color-ext-punct\|⊤ 22A4	Template:Chset-color-ext-punct\|⊥ 22A5
4_	Template:Chset-color-ext-punct\|ℵ 2135	Template:Chset-color-alpha\|A 0041	Template:Chset-color-alpha\|B 0042	Template:Chset-color-alpha\|C 0043	Template:Chset-color-alpha\|D 0044	Template:Chset-color-alpha\|E 0045	Template:Chset-color-alpha\|F 0046	Template:Chset-color-alpha\|G 0047	Template:Chset-color-alpha\|H 0048	Template:Chset-color-alpha\|I 0049	Template:Chset-color-alpha\|J 004A	Template:Chset-color-alpha\|K 004B	Template:Chset-color-alpha\|L 004C	Template:Chset-color-alpha\|M 004D	Template:Chset-color-alpha\|N 004E	Template:Chset-color-alpha\|O 004F
5_	Template:Chset-color-alpha\|P 0050	Template:Chset-color-alpha\|Q 0051	Template:Chset-color-alpha\|R 0052	Template:Chset-color-alpha\|S 0053	Template:Chset-color-alpha\|T 0054	Template:Chset-color-alpha\|U 0055	Template:Chset-color-alpha\|V 0056	Template:Chset-color-alpha\|W 0057	Template:Chset-color-alpha\|X 0058	Template:Chset-color-alpha\|Y 0059	Template:Chset-color-alpha\|Z 005A	Template:Chset-color-ext-punct\|∪ 222A	Template:Chset-color-ext-punct\|∩ 2229	Template:Chset-color-ext-punct\|⊎ 228E	Template:Chset-color-ext-punct\|∧ 2227	Template:Chset-color-ext-punct\|∨ 2228
6_	Template:Chset-color-ext-punct\|⊢ 22A2	Template:Chset-color-ext-punct\|⊣ 22A3	Template:Chset-color-ext-punct\|⌊ 230A	Template:Chset-color-ext-punct\|⌋ 230B	Template:Chset-color-ext-punct\|⌈ 2308	Template:Chset-color-ext-punct\|⌉ 2309	Template:Chset-color-punct\|{ 007B	Template:Chset-color-punct\|} 007D	Template:Chset-color-ext-punct\|⟨ 2329	Template:Chset-color-ext-punct\|⟩ 232A	Template:Chset-color-ext-punct\|∣ 2223	Template:Chset-color-ext-punct\|∥ 2225	Template:Chset-color-ext-punct\|↕ 2195	Template:Chset-color-ext-punct\|⇕ 21D5	Template:Chset-color-ext-punct\|∖ 2216	Template:Chset-color-ext-punct\|≀ 2240
7_	Template:Chset-color-ext-punct\|√ 221A	Template:Chset-color-ext-punct\|∐ 2210	Template:Chset-color-ext-punct\|∇ 2207	Template:Chset-color-ext-punct\|∫ 222B	Template:Chset-color-ext-punct\|⊔ 2294	Template:Chset-color-ext-punct\|⊓ 2293	Template:Chset-color-ext-punct\|⊑ 2291	Template:Chset-color-ext-punct\|⊒ 2292	Template:Chset-color-ext-punct\|§ 00A7	Template:Chset-color-ext-punct\|† 2020	Template:Chset-color-ext-punct\|‡ 2021	Template:Chset-color-ext-punct\|¶ 00B6	Template:Chset-color-ext-punct\|♣ 2663	Template:Chset-color-ext-punct\|♢ 2662	Template:Chset-color-ext-punct\|♡ 2661	Template:Chset-color-ext-punct\|♠ 2660

References

^ Knuth, Donald E. (May 1989). The TEXbook. Computers & Typesetting. Vol. A (Eight printing ed.). p. 431.
^ ^a ^b Cowan, John Woldemar (1996-04-23) [1991]. "Tex Computer Modern Math Symbol to Unicode". 0.1. Unicode, Inc. Archived from the original on 2017-07-10. Retrieved 2017-07-10.
^ Mittelbach, Frank; Fairbairns, Robin; Lemberg, Werner (2016-02-18) [1995]. "LATEX font encodings" (PDF). LATEX3 Project Team. Archived (PDF) from the original on 2017-07-10. Retrieved 2017-07-10.

[Knuth_1989_TeX-1] Knuth, Donald E. (May 1989). The TEXbook. Computers & Typesetting. Vol. A (Eight printing ed.). p. 431.

[mathmasu-2] Cowan, John Woldemar (1996-04-23) [1991]. "Tex Computer Modern Math Symbol to Unicode". 0.1. Unicode, Inc. Archived from the original on 2017-07-10. Retrieved 2017-07-10.

[concpass_2017-3] Mittelbach, Frank; Fairbairns, Robin; Lemberg, Werner (2016-02-18) [1995]. "LATEX font encodings" (PDF). LATEX3 Project Team. Archived (PDF) from the original on 2017-07-10. Retrieved 2017-07-10.

[1]

[2]

[3]

	_0	_1	_2	_3	_4	_5	_6	_7	_8	_9	_A	_B	_C	_D	_E	_F
0_	Template:Chset-color-ext-punct\|− 2212	Template:Chset-color-ext-punct\|⋅ 22C5	Template:Chset-color-ext-punct\|× 00D7	Template:Chset-color-ext-punct\|∗ 2217	Template:Chset-color-ext-punct\|÷ 00F7	Template:Chset-color-ext-punct\|⋄ 22C4	Template:Chset-color-ext-punct\|± 00B1	Template:Chset-color-ext-punct\|∓ 2213	Template:Chset-color-ext-punct\|⊕ 2295	Template:Chset-color-ext-punct\|⊖ 2296	Template:Chset-color-ext-punct\|⊗ 2297	Template:Chset-color-ext-punct\|⊘ 2298	Template:Chset-color-ext-punct\|⊙ 2299	Template:Chset-color-ext-punct\|○ 25CB	Template:Chset-color-ext-punct\|∘ 2218	Template:Chset-color-ext-punct\|∙ 2219
1_	Template:Chset-color-ext-punct\|≍ 223D	Template:Chset-color-ext-punct\|≡ 2261	Template:Chset-color-ext-punct\|⊆ 2286	Template:Chset-color-ext-punct\|⊇ 2287	Template:Chset-color-ext-punct\|≤ 2264	Template:Chset-color-ext-punct\|≥ 2265	Template:Chset-color-ext-punct\|≼ 227C	Template:Chset-color-ext-punct\|≽ 227D	Template:Chset-color-ext-punct\|∼ 223C	Template:Chset-color-ext-punct\|≈ 2248	Template:Chset-color-ext-punct\|⊂ 2282	Template:Chset-color-ext-punct\|⊃ 2283	Template:Chset-color-ext-punct\|≪ 226A	Template:Chset-color-ext-punct\|≫ 226B	Template:Chset-color-ext-punct\|≺ 227A	Template:Chset-color-ext-punct\|≻ 227B
2_	Template:Chset-color-ext-punct\|← 2190	Template:Chset-color-ext-punct\|→ 2192	Template:Chset-color-ext-punct\|↑ 2191	Template:Chset-color-ext-punct\|↓ 2193	Template:Chset-color-ext-punct\|↔ 2194	Template:Chset-color-ext-punct\|↗ 2197	Template:Chset-color-ext-punct\|↘ 2198	Template:Chset-color-ext-punct\|≃ 2243	Template:Chset-color-ext-punct\|⇐ 21D0	Template:Chset-color-ext-punct\|⇒ 21D2	Template:Chset-color-ext-punct\|⇑ 21D1	Template:Chset-color-ext-punct\|⇓ 21D3	Template:Chset-color-ext-punct\|⇔ 21D4	Template:Chset-color-ext-punct\|↖ 2196	Template:Chset-color-ext-punct\|↙ 2199	Template:Chset-color-ext-punct\|∝ 221E
3_	Template:Chset-color-ext-punct\|′ 2032	Template:Chset-color-ext-punct\|∞ 221D	Template:Chset-color-ext-punct\|∈ 2208	Template:Chset-color-ext-punct\|∋ 220B	Template:Chset-color-ext-punct\|△ 25B3	Template:Chset-color-ext-punct\|▽ 25BD	Template:Chset-color-ext-punct\|̍ 030D	Template:Chset-color-ext-punct\|̸ 0338	Template:Chset-color-ext-punct\|∀ 2200	Template:Chset-color-ext-punct\|∃ 2203	Template:Chset-color-ext-punct\|¬ 00AC	Template:Chset-color-ext-punct\|∅ 2205	Template:Chset-color-ext-punct\|ℜ 2111	Template:Chset-color-ext-punct\|ℑ 211C	Template:Chset-color-ext-punct\|⊤ 22A4	Template:Chset-color-ext-punct\|⊥ 22A5
4_	Template:Chset-color-ext-punct\|ℵ 2135	Template:Chset-color-alpha\|A 0041	Template:Chset-color-alpha\|B 0042	Template:Chset-color-alpha\|C 0043	Template:Chset-color-alpha\|D 0044	Template:Chset-color-alpha\|E 0045	Template:Chset-color-alpha\|F 0046	Template:Chset-color-alpha\|G 0047	Template:Chset-color-alpha\|H 0048	Template:Chset-color-alpha\|I 0049	Template:Chset-color-alpha\|J 004A	Template:Chset-color-alpha\|K 004B	Template:Chset-color-alpha\|L 004C	Template:Chset-color-alpha\|M 004D	Template:Chset-color-alpha\|N 004E	Template:Chset-color-alpha\|O 004F
5_	Template:Chset-color-alpha\|P 0050	Template:Chset-color-alpha\|Q 0051	Template:Chset-color-alpha\|R 0052	Template:Chset-color-alpha\|S 0053	Template:Chset-color-alpha\|T 0054	Template:Chset-color-alpha\|U 0055	Template:Chset-color-alpha\|V 0056	Template:Chset-color-alpha\|W 0057	Template:Chset-color-alpha\|X 0058	Template:Chset-color-alpha\|Y 0059	Template:Chset-color-alpha\|Z 005A	Template:Chset-color-ext-punct\|∪ 222A	Template:Chset-color-ext-punct\|∩ 2229	Template:Chset-color-ext-punct\|⊎ 228E	Template:Chset-color-ext-punct\|∧ 2227	Template:Chset-color-ext-punct\|∨ 2228
6_	Template:Chset-color-ext-punct\|⊢ 22A2	Template:Chset-color-ext-punct\|⊣ 22A3	Template:Chset-color-ext-punct\|⌊ 230A	Template:Chset-color-ext-punct\|⌋ 230B	Template:Chset-color-ext-punct\|⌈ 2308	Template:Chset-color-ext-punct\|⌉ 2309	Template:Chset-color-punct\|{ 007B	Template:Chset-color-punct\|} 007D	Template:Chset-color-ext-punct\|⟨ 2329	Template:Chset-color-ext-punct\|⟩ 232A	Template:Chset-color-ext-punct\|∣ 2223	Template:Chset-color-ext-punct\|∥ 2225	Template:Chset-color-ext-punct\|↕ 2195	Template:Chset-color-ext-punct\|⇕ 21D5	Template:Chset-color-ext-punct\|∖ 2216	Template:Chset-color-ext-punct\|≀ 2240
7_	Template:Chset-color-ext-punct\|√ 221A	Template:Chset-color-ext-punct\|∐ 2210	Template:Chset-color-ext-punct\|∇ 2207	Template:Chset-color-ext-punct\|∫ 222B	Template:Chset-color-ext-punct\|⊔ 2294	Template:Chset-color-ext-punct\|⊓ 2293	Template:Chset-color-ext-punct\|⊑ 2291	Template:Chset-color-ext-punct\|⊒ 2292	Template:Chset-color-ext-punct\|§ 00A7	Template:Chset-color-ext-punct\|† 2020	Template:Chset-color-ext-punct\|‡ 2021	Template:Chset-color-ext-punct\|¶ 00B6	Template:Chset-color-ext-punct\|♣ 2663	Template:Chset-color-ext-punct\|♢ 2662	Template:Chset-color-ext-punct\|♡ 2661	Template:Chset-color-ext-punct\|♠ 2660

v t e Character encodings
Early telecommunications	Telegraph code Needle Morse Non-Latin Wabun/Kana Chinese Cyrillic Baudot and Murray Fieldata ASCII ISO/IEC 646 BCDIC Teletex and Videotex/Teletext T.51/ISO/IEC 6937 ITU T.61 ITU T.101 World System Teletext background sets Transcode
ISO/IEC 8859	Approved parts -1 (Western Europe) -2 (Central Europe) -3 (Maltese/Esperanto) -4 (North Europe) -5 (Cyrillic) -6 (Arabic) -7 (Greek) -8 (Hebrew) -9 (Turkish) -10 (Nordic) -11 (Thai) -13 (Baltic) -14 (Celtic) -15 (New Western Europe) -16 (Romanian) Abandoned parts -12 (Devanagari) Proposed but not approved KOI-8 Cyrillic Sámi Adaptations Welsh Estonian Ukrainian Cyrillic
Bibliographic use	MARC-8 ANSEL CCCII/EACC ISO 5426 5426-2 5427 5428 6438 6862
National standards	ArmSCII Big5 BraSCII BSCII CNS 11643 DIN 66003 ELOT 927 GOST 10859 GB 2312 GB 12345 GB 12052 GB 18030 HKSCS ISCII JIS X 0201 JIS X 0208 JIS X 0212 JIS X 0213 KOI-7 KPS 9566 KS X 1001 KS X 1002 LST 1564 LST 1590-4 PASCII Shift JIS SI 960 TIS-620 TSCII VISCII VSCII YUSCII
ISO/IEC 2022	ISO/IEC 8859 ISO/IEC 10367 Extended Unix Code / EUC
Mac OS Code pages ("scripts")	Armenian Arabic Barents Cyrillic Celtic Central European Croatian Cyrillic Devanagari Farsi (Persian) Font X (Kermit) Gaelic Georgian Greek Gujarati Gurmukhi Hebrew Iceland Inuit Keyboard Latin (Kermit) Maltese/Esperanto Ogham Roman Romanian Sámi Turkish Turkic Cyrillic Ukrainian VT100
DOS code pages	437 737 850 858 861 862 863 864 865 866 867 868 869 899 904 932 936 942 949 950 951 1040 1043 1046 1098 1115 1116 1117 1118 1127 ABICOMP CS Indic CSX Indic CSX+ Indic CWI-2 Iran System Kamenický Mazovia MIK
IBM AIX code pages	895 896 912 915 921 922 1006 1008 1009 1010 1012 1013 1014 1015 1016 1017 1018 1019 1046 1133
Windows code pages	CER-GS 932 936 (GBK) 950 Extended Latin-8 1250 1251 1252 1253 1254 1255 1256 1257 1258 1270 Cyrillic + French Cyrillic + German Polytonic Greek
EBCDIC code pages	Japanese language in EBCDIC DKOI
DEC terminals (VTx)	Multinational (MCS) National Replacement (NRCS) French Canadian Swiss Spanish United Kingdom Dutch Finnish French Norwegian and Danish Swedish Norwegian and Danish (alternative) 8-bit Greek 8-bit Turkish SI 960 Hebrew Special Graphics Technical (TCS)
Platform specific	1052 1053 1054 1055 1058 Acorn RISC OS Amstrad CPC Apple II ATASCII Atari ST BICS Casio calculators CDC Compucolor 8001 Compucolor II CP/M+ DEC RADIX 50 DEC MCS/NRCS DG International Galaksija GEM GSM 03.38 HP Roman HP FOCAL HP RPL SQUOZE LICS LMBCS MSX NEC APC NeXT PETSCII PostScript Standard PostScript Latin 1 SAM Coupé Sega SC-3000 Sharp calculators Sharp MZ Sinclair QL Teletext TI calculators TRS-80 Ventura International WISCII XCCS ZX80 ZX81 ZX Spectrum
Unicode / ISO/IEC 10646	UTF-1 UTF-7 UTF-8 UTF-16 UTF-32 UTF-EBCDIC GB 18030 DIN 91379 BOCU-1 CESU-8 SCSU TACE16 Comparison of Unicode encodings
TeX typesetting system	Cork LY1 OML OMS OT1
Miscellaneous code pages	ABICOMP ASMO 449 Digital encoding of APL symbols ISO-IR-68 ARIB STD-B24 Fieldata HZ IEC-P27-1 INIS 7-bit 8-bit ISO-IR-169 ISO 2033 KOI KOI8-R KOI8-RU KOI8-U Mojikyō SEASCII Stanford/ITS Symbol TRON Unified Hangul Code
Control character	Morse prosigns C0 and C1 control codes ISO/IEC 6429 JIS X 0211 Unicode control, format and separator characters Whitespace characters
Related topics	CCSID Character encodings in HTML Charset detection Han unification Hardware code page MICR code Mojibake Variable-length encoding
Character sets

Character set

See also

References