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 0	Template:Chset-color-ext-punct\|⋅ 22C5 1	Template:Chset-color-ext-punct\|× 00D7 2	Template:Chset-color-ext-punct\|∗ 2217 3	Template:Chset-color-ext-punct\|÷ 00F7 4	Template:Chset-color-ext-punct\|⋄ 22C4 5	Template:Chset-color-ext-punct\|± 00B1 6	Template:Chset-color-ext-punct\|∓ 2213 7	Template:Chset-color-ext-punct\|⊕ 2295 8	Template:Chset-color-ext-punct\|⊖ 2296 9	Template:Chset-color-ext-punct\|⊗ 2297 10	Template:Chset-color-ext-punct\|⊘ 2298 11	Template:Chset-color-ext-punct\|⊙ 2299 12	Template:Chset-color-ext-punct\|○ 25CB 13	Template:Chset-color-ext-punct\|∘ 2218 14	Template:Chset-color-ext-punct\|∙ 2219 15
1_	Template:Chset-color-ext-punct\|≍ 223D 16	Template:Chset-color-ext-punct\|≡ 2261 17	Template:Chset-color-ext-punct\|⊆ 2286 18	Template:Chset-color-ext-punct\|⊇ 2287 19	Template:Chset-color-ext-punct\|≤ 2264 20	Template:Chset-color-ext-punct\|≥ 2265 21	Template:Chset-color-ext-punct\|≼ 227C 22	Template:Chset-color-ext-punct\|≽ 227D 23	Template:Chset-color-ext-punct\|∼ 223C 24	Template:Chset-color-ext-punct\|≈ 2248 25	Template:Chset-color-ext-punct\|⊂ 2282 26	Template:Chset-color-ext-punct\|⊃ 2283 27	Template:Chset-color-ext-punct\|≪ 226A 28	Template:Chset-color-ext-punct\|≫ 226B 29	Template:Chset-color-ext-punct\|≺ 227A 30	Template:Chset-color-ext-punct\|≻ 227B 31
2_	Template:Chset-color-ext-punct\|← 2190 32	Template:Chset-color-ext-punct\|→ 2192 33	Template:Chset-color-ext-punct\|↑ 2191 34	Template:Chset-color-ext-punct\|↓ 2193 35	Template:Chset-color-ext-punct\|↔ 2194 36	Template:Chset-color-ext-punct\|↗ 2197 37	Template:Chset-color-ext-punct\|↘ 2198 38	Template:Chset-color-ext-punct\|≃ 2243 39	Template:Chset-color-ext-punct\|⇐ 21D0 40	Template:Chset-color-ext-punct\|⇒ 21D2 41	Template:Chset-color-ext-punct\|⇑ 21D1 42	Template:Chset-color-ext-punct\|⇓ 21D3 43	Template:Chset-color-ext-punct\|⇔ 21D4 44	Template:Chset-color-ext-punct\|↖ 2196 45	Template:Chset-color-ext-punct\|↙ 2199 46	Template:Chset-color-ext-punct\|∝ 221E 47
3_	Template:Chset-color-ext-punct\|′ 2032 48	Template:Chset-color-ext-punct\|∞ 221D 49	Template:Chset-color-ext-punct\|∈ 2208 50	Template:Chset-color-ext-punct\|∋ 220B 51	Template:Chset-color-ext-punct\|△ 25B3 52	Template:Chset-color-ext-punct\|▽ 25BD 53	Template:Chset-color-ext-punct\|̍ 030D 54	Template:Chset-color-ext-punct\|̸ 0338 55	Template:Chset-color-ext-punct\|∀ 2200 56	Template:Chset-color-ext-punct\|∃ 2203 57	Template:Chset-color-ext-punct\|¬ 00AC 58	Template:Chset-color-ext-punct\|∅ 2205 59	Template:Chset-color-ext-punct\|ℜ 2111 60	Template:Chset-color-ext-punct\|ℑ 211C 61	Template:Chset-color-ext-punct\|⊤ 22A4 62	Template:Chset-color-ext-punct\|⊥ 22A5 63
4_	Template:Chset-color-ext-punct\|ℵ 2135 64	Template:Chset-color-alpha\|A 0041 65	Template:Chset-color-alpha\|B 0042 66	Template:Chset-color-alpha\|C 0043 67	Template:Chset-color-alpha\|D 0044 68	Template:Chset-color-alpha\|E 0045 69	Template:Chset-color-alpha\|F 0046 70	Template:Chset-color-alpha\|G 0047 71	Template:Chset-color-alpha\|H 0048 72	Template:Chset-color-alpha\|I 0049 73	Template:Chset-color-alpha\|J 004A 74	Template:Chset-color-alpha\|K 004B 75	Template:Chset-color-alpha\|L 004C 76	Template:Chset-color-alpha\|M 004D 77	Template:Chset-color-alpha\|N 004E 78	Template:Chset-color-alpha\|O 004F 79
5_	Template:Chset-color-alpha\|P 0050 80	Template:Chset-color-alpha\|Q 0051 81	Template:Chset-color-alpha\|R 0052 82	Template:Chset-color-alpha\|S 0053 83	Template:Chset-color-alpha\|T 0054 84	Template:Chset-color-alpha\|U 0055 85	Template:Chset-color-alpha\|V 0056 86	Template:Chset-color-alpha\|W 0057 87	Template:Chset-color-alpha\|X 0058 88	Template:Chset-color-alpha\|Y 0059 89	Template:Chset-color-alpha\|Z 005A 90	Template:Chset-color-ext-punct\|∪ 222A 91	Template:Chset-color-ext-punct\|∩ 2229 92	Template:Chset-color-ext-punct\|⊎ 228E 93	Template:Chset-color-ext-punct\|∧ 2227 94	Template:Chset-color-ext-punct\|∨ 2228 95
6_	Template:Chset-color-ext-punct\|⊢ 22A2 96	Template:Chset-color-ext-punct\|⊣ 22A3 97	Template:Chset-color-ext-punct\|⌊ 230A 98	Template:Chset-color-ext-punct\|⌋ 230B 99	Template:Chset-color-ext-punct\|⌈ 2308 100	Template:Chset-color-ext-punct\|⌉ 2309 101	Template:Chset-color-punct\|{ 007B 102	Template:Chset-color-punct\|} 007D 103	Template:Chset-color-ext-punct\|⟨ 2329 104	Template:Chset-color-ext-punct\|⟩ 232A 105	Template:Chset-color-ext-punct\|∣ 2223 106	Template:Chset-color-ext-punct\|∥ 2225 107	Template:Chset-color-ext-punct\|↕ 2195 108	Template:Chset-color-ext-punct\|⇕ 21D5 109	Template:Chset-color-ext-punct\|∖ 2216 110	Template:Chset-color-ext-punct\|≀ 2240 111
7_	Template:Chset-color-ext-punct\|√ 221A 112	Template:Chset-color-ext-punct\|∐ 2210 113	Template:Chset-color-ext-punct\|∇ 2207 114	Template:Chset-color-ext-punct\|∫ 222B 115	Template:Chset-color-ext-punct\|⊔ 2294 116	Template:Chset-color-ext-punct\|⊓ 2293 117	Template:Chset-color-ext-punct\|⊑ 2291 118	Template:Chset-color-ext-punct\|⊒ 2292 119	Template:Chset-color-ext-punct\|§ 00A7 120	Template:Chset-color-ext-punct\|† 2020 121	Template:Chset-color-ext-punct\|‡ 2021 122	Template:Chset-color-ext-punct\|¶ 00B6 123	Template:Chset-color-ext-punct\|♣ 2663 124	Template:Chset-color-ext-punct\|♢ 2662 125	Template:Chset-color-ext-punct\|♡ 2661 126	Template:Chset-color-ext-punct\|♠ 2660 127
	_0	_1	_2	_3	_4	_5	_6	_7	_8	_9	_A	_B	_C	_D	_E	_F

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. {{cite web}}: Unknown parameter |dead-url= ignored (|url-status= suggested) (help)
^ Mittelbach, Frank; Fairbairns, Robin; Lemberg, Werner (2016-02-18) [1995]. "LATEX font encodings" (PDF). LATEX3 Project Team. Archived from the original (PDF) on 2017-07-10. Retrieved 2017-07-10. {{cite web}}: Unknown parameter |dead-url= ignored (|url-status= suggested) (help)

[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. {{cite web}}: Unknown parameter |dead-url= ignored (|url-status= suggested) (help)

[concpass_2017-3] Mittelbach, Frank; Fairbairns, Robin; Lemberg, Werner (2016-02-18) [1995]. "LATEX font encodings" (PDF). LATEX3 Project Team. Archived from the original (PDF) on 2017-07-10. Retrieved 2017-07-10. {{cite web}}: Unknown parameter |dead-url= ignored (|url-status= suggested) (help)

[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 0	Template:Chset-color-ext-punct\|⋅ 22C5 1	Template:Chset-color-ext-punct\|× 00D7 2	Template:Chset-color-ext-punct\|∗ 2217 3	Template:Chset-color-ext-punct\|÷ 00F7 4	Template:Chset-color-ext-punct\|⋄ 22C4 5	Template:Chset-color-ext-punct\|± 00B1 6	Template:Chset-color-ext-punct\|∓ 2213 7	Template:Chset-color-ext-punct\|⊕ 2295 8	Template:Chset-color-ext-punct\|⊖ 2296 9	Template:Chset-color-ext-punct\|⊗ 2297 10	Template:Chset-color-ext-punct\|⊘ 2298 11	Template:Chset-color-ext-punct\|⊙ 2299 12	Template:Chset-color-ext-punct\|○ 25CB 13	Template:Chset-color-ext-punct\|∘ 2218 14	Template:Chset-color-ext-punct\|∙ 2219 15
1_	Template:Chset-color-ext-punct\|≍ 223D 16	Template:Chset-color-ext-punct\|≡ 2261 17	Template:Chset-color-ext-punct\|⊆ 2286 18	Template:Chset-color-ext-punct\|⊇ 2287 19	Template:Chset-color-ext-punct\|≤ 2264 20	Template:Chset-color-ext-punct\|≥ 2265 21	Template:Chset-color-ext-punct\|≼ 227C 22	Template:Chset-color-ext-punct\|≽ 227D 23	Template:Chset-color-ext-punct\|∼ 223C 24	Template:Chset-color-ext-punct\|≈ 2248 25	Template:Chset-color-ext-punct\|⊂ 2282 26	Template:Chset-color-ext-punct\|⊃ 2283 27	Template:Chset-color-ext-punct\|≪ 226A 28	Template:Chset-color-ext-punct\|≫ 226B 29	Template:Chset-color-ext-punct\|≺ 227A 30	Template:Chset-color-ext-punct\|≻ 227B 31
2_	Template:Chset-color-ext-punct\|← 2190 32	Template:Chset-color-ext-punct\|→ 2192 33	Template:Chset-color-ext-punct\|↑ 2191 34	Template:Chset-color-ext-punct\|↓ 2193 35	Template:Chset-color-ext-punct\|↔ 2194 36	Template:Chset-color-ext-punct\|↗ 2197 37	Template:Chset-color-ext-punct\|↘ 2198 38	Template:Chset-color-ext-punct\|≃ 2243 39	Template:Chset-color-ext-punct\|⇐ 21D0 40	Template:Chset-color-ext-punct\|⇒ 21D2 41	Template:Chset-color-ext-punct\|⇑ 21D1 42	Template:Chset-color-ext-punct\|⇓ 21D3 43	Template:Chset-color-ext-punct\|⇔ 21D4 44	Template:Chset-color-ext-punct\|↖ 2196 45	Template:Chset-color-ext-punct\|↙ 2199 46	Template:Chset-color-ext-punct\|∝ 221E 47
3_	Template:Chset-color-ext-punct\|′ 2032 48	Template:Chset-color-ext-punct\|∞ 221D 49	Template:Chset-color-ext-punct\|∈ 2208 50	Template:Chset-color-ext-punct\|∋ 220B 51	Template:Chset-color-ext-punct\|△ 25B3 52	Template:Chset-color-ext-punct\|▽ 25BD 53	Template:Chset-color-ext-punct\|̍ 030D 54	Template:Chset-color-ext-punct\|̸ 0338 55	Template:Chset-color-ext-punct\|∀ 2200 56	Template:Chset-color-ext-punct\|∃ 2203 57	Template:Chset-color-ext-punct\|¬ 00AC 58	Template:Chset-color-ext-punct\|∅ 2205 59	Template:Chset-color-ext-punct\|ℜ 2111 60	Template:Chset-color-ext-punct\|ℑ 211C 61	Template:Chset-color-ext-punct\|⊤ 22A4 62	Template:Chset-color-ext-punct\|⊥ 22A5 63
4_	Template:Chset-color-ext-punct\|ℵ 2135 64	Template:Chset-color-alpha\|A 0041 65	Template:Chset-color-alpha\|B 0042 66	Template:Chset-color-alpha\|C 0043 67	Template:Chset-color-alpha\|D 0044 68	Template:Chset-color-alpha\|E 0045 69	Template:Chset-color-alpha\|F 0046 70	Template:Chset-color-alpha\|G 0047 71	Template:Chset-color-alpha\|H 0048 72	Template:Chset-color-alpha\|I 0049 73	Template:Chset-color-alpha\|J 004A 74	Template:Chset-color-alpha\|K 004B 75	Template:Chset-color-alpha\|L 004C 76	Template:Chset-color-alpha\|M 004D 77	Template:Chset-color-alpha\|N 004E 78	Template:Chset-color-alpha\|O 004F 79
5_	Template:Chset-color-alpha\|P 0050 80	Template:Chset-color-alpha\|Q 0051 81	Template:Chset-color-alpha\|R 0052 82	Template:Chset-color-alpha\|S 0053 83	Template:Chset-color-alpha\|T 0054 84	Template:Chset-color-alpha\|U 0055 85	Template:Chset-color-alpha\|V 0056 86	Template:Chset-color-alpha\|W 0057 87	Template:Chset-color-alpha\|X 0058 88	Template:Chset-color-alpha\|Y 0059 89	Template:Chset-color-alpha\|Z 005A 90	Template:Chset-color-ext-punct\|∪ 222A 91	Template:Chset-color-ext-punct\|∩ 2229 92	Template:Chset-color-ext-punct\|⊎ 228E 93	Template:Chset-color-ext-punct\|∧ 2227 94	Template:Chset-color-ext-punct\|∨ 2228 95
6_	Template:Chset-color-ext-punct\|⊢ 22A2 96	Template:Chset-color-ext-punct\|⊣ 22A3 97	Template:Chset-color-ext-punct\|⌊ 230A 98	Template:Chset-color-ext-punct\|⌋ 230B 99	Template:Chset-color-ext-punct\|⌈ 2308 100	Template:Chset-color-ext-punct\|⌉ 2309 101	Template:Chset-color-punct\|{ 007B 102	Template:Chset-color-punct\|} 007D 103	Template:Chset-color-ext-punct\|⟨ 2329 104	Template:Chset-color-ext-punct\|⟩ 232A 105	Template:Chset-color-ext-punct\|∣ 2223 106	Template:Chset-color-ext-punct\|∥ 2225 107	Template:Chset-color-ext-punct\|↕ 2195 108	Template:Chset-color-ext-punct\|⇕ 21D5 109	Template:Chset-color-ext-punct\|∖ 2216 110	Template:Chset-color-ext-punct\|≀ 2240 111
7_	Template:Chset-color-ext-punct\|√ 221A 112	Template:Chset-color-ext-punct\|∐ 2210 113	Template:Chset-color-ext-punct\|∇ 2207 114	Template:Chset-color-ext-punct\|∫ 222B 115	Template:Chset-color-ext-punct\|⊔ 2294 116	Template:Chset-color-ext-punct\|⊓ 2293 117	Template:Chset-color-ext-punct\|⊑ 2291 118	Template:Chset-color-ext-punct\|⊒ 2292 119	Template:Chset-color-ext-punct\|§ 00A7 120	Template:Chset-color-ext-punct\|† 2020 121	Template:Chset-color-ext-punct\|‡ 2021 122	Template:Chset-color-ext-punct\|¶ 00B6 123	Template:Chset-color-ext-punct\|♣ 2663 124	Template:Chset-color-ext-punct\|♢ 2662 125	Template:Chset-color-ext-punct\|♡ 2661 126	Template:Chset-color-ext-punct\|♠ 2660 127
	_0	_1	_2	_3	_4	_5	_6	_7	_8	_9	_A	_B	_C	_D	_E	_F

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