OML encoding

OML (aka TeX math italic) is a 7-bit TeX encoding developed by Donald E. Knuth.^[1] It encodes italic Latin and Greek letters for mathematical formulas and various symbols.^[2]

Character set

OML^[2]^[3]
	_0	_1	_2	_3	_4	_5	_6	_7	_8	_9	_A	_B	_C	_D	_E	_F
0_	Template:Chset-color-intl\|Γ 0393 0	Template:Chset-color-intl\|Δ 0394 1	Template:Chset-color-intl\|Θ 0398 2	Template:Chset-color-intl\|Λ 039B 3	Template:Chset-color-intl\|Ξ 039E 4	Template:Chset-color-intl\|Π 03A0 5	Template:Chset-color-intl\|Σ 03A3 6	Template:Chset-color-intl\|Υ 03A5 7	Template:Chset-color-intl\|Φ 03A6 8	Template:Chset-color-intl\|Ψ 03A8 9	Template:Chset-color-intl\|Ω 03A9 10	Template:Chset-color-intl\|α 03B1 11	Template:Chset-color-intl\|β 03B2 12	Template:Chset-color-intl\|γ 03B3 13	Template:Chset-color-intl\|δ 03B4 14	Template:Chset-color-intl\|ε 03B5 15
1_	Template:Chset-color-intl\|ζ 03B6 16	Template:Chset-color-intl\|η 03B7 17	Template:Chset-color-intl\|θ 03B8 18	Template:Chset-color-intl\|ι 03B9 19	Template:Chset-color-intl\|κ 03BA 20	Template:Chset-color-intl\|λ 03BB 21	Template:Chset-color-intl\|μ 03BC 22	Template:Chset-color-intl\|ν 03BD 23	Template:Chset-color-intl\|ξ 03BE 24	Template:Chset-color-intl\|π 03C0 25	Template:Chset-color-intl\|ρ 03C1 26	Template:Chset-color-intl\|σ 03C3 27	Template:Chset-color-intl\|τ 03C4 28	Template:Chset-color-intl\|υ 03C5 29	Template:Chset-color-intl\|ϕ 03C6 30	Template:Chset-color-intl\|χ 03C7 31
2_	Template:Chset-color-intl\|ψ 03C8 32	Template:Chset-color-intl\|ω 03C9 33	Template:Chset-color-ext-punct\|∊ 220A 34	Template:Chset-color-intl\|ϑ 03D1 35	Template:Chset-color-intl\|ϖ 03D6 36	Template:Chset-color-intl\|ϱ 03F1 37	Template:Chset-color-intl\|ς 03C2 38	Template:Chset-color-intl\|ϕ 03D5 39	Template:Chset-color-ext-punct\|↼ 21BC 40	Template:Chset-color-ext-punct\|↽ 21BD 41	Template:Chset-color-ext-punct\|⇀ 21C0 42	Template:Chset-color-ext-punct\|⇁ 21C1 43	Template:Chset-color-ext-punct\| F8FC 44	Template:Chset-color-ext-punct\| F8FD 45	Template:Chset-color-ext-punct\|▷ 25B9 46	Template:Chset-color-ext-punct\|◁ 25C3 47
3_	Template:Chset-color-digit\|0 0030 48	Template:Chset-color-digit\|1 0031 49	Template:Chset-color-digit\|2 0032 50	Template:Chset-color-digit\|3 0033 51	Template:Chset-color-digit\|4 0034 52	Template:Chset-color-digit\|5 0035 53	Template:Chset-color-digit\|6 0036 54	Template:Chset-color-digit\|7 0037 55	Template:Chset-color-digit\|8 0038 56	Template:Chset-color-digit\|9 0039 57	Template:Chset-color-punct\|. 002E 58	Template:Chset-color-punct\|, 002C 59	Template:Chset-color-punct\|< 003C 60	Template:Chset-color-punct\|/ 002F 61	Template:Chset-color-punct\|> 003E 62	Template:Chset-color-ext-punct\|⋆ 22C6 63
4_	Template:Chset-color-ext-punct\|∂ 2202 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\|♭ 266D 91	Template:Chset-color-ext-punct\|♯ 266E 92	Template:Chset-color-ext-punct\|♮ 266F 93	Template:Chset-color-graph\|◡ 25E1 94	Template:Chset-color-graph\|◠ 25E0 95
6_	Template:Chset-color-ext-punct\|ℓ 2213 96	Template:Chset-color-alpha\|a 0061 97	Template:Chset-color-alpha\|b 0062 98	Template:Chset-color-alpha\|c 0063 99	Template:Chset-color-alpha\|d 0064 100	Template:Chset-color-alpha\|e 0065 101	Template:Chset-color-alpha\|f 0066 102	Template:Chset-color-alpha\|g 0067 103	Template:Chset-color-alpha\|h 0068 104	Template:Chset-color-alpha\|i 0069 105	Template:Chset-color-alpha\|j 006A 106	Template:Chset-color-alpha\|k 006B 107	Template:Chset-color-alpha\|l 006C 108	Template:Chset-color-alpha\|m 006D 109	Template:Chset-color-alpha\|n 006E 110	Template:Chset-color-alpha\|o 006F 111
7_	Template:Chset-color-alpha\|p 0070 113	Template:Chset-color-alpha\|q 0071 113	Template:Chset-color-alpha\|r 0072 114	Template:Chset-color-alpha\|s 0073 115	Template:Chset-color-alpha\|t 0074 116	Template:Chset-color-alpha\|u 0075 117	Template:Chset-color-alpha\|v 0076 118	Template:Chset-color-alpha\|w 0077 119	Template:Chset-color-alpha\|x 0078 120	Template:Chset-color-alpha\|y 0079 121	Template:Chset-color-alpha\|z 007A 122	Template:Chset-color-intl\|ı 0131 123	Template:Chset-color-intl\|ȷ 0237 124	Template:Chset-color-ext-punct\|℘ 2118 125	Template:Chset-color-ext-punct\|⃗ 20D7 126	Template:Chset-color-ext-punct\|̑ 0311 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. 430.
^ ^a ^b Cowan, John Woldemar (1996-04-23) [1991]. "Tex Computer Modern Math Italic to Unicode". 0.1. Unicode, Inc. Archived from the original on 2017-07-12. Retrieved 2017-07-12. {{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. 430.

[mathnamu-2] Cowan, John Woldemar (1996-04-23) [1991]. "Tex Computer Modern Math Italic to Unicode". 0.1. Unicode, Inc. Archived from the original on 2017-07-12. Retrieved 2017-07-12. {{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-intl\|Γ 0393 0	Template:Chset-color-intl\|Δ 0394 1	Template:Chset-color-intl\|Θ 0398 2	Template:Chset-color-intl\|Λ 039B 3	Template:Chset-color-intl\|Ξ 039E 4	Template:Chset-color-intl\|Π 03A0 5	Template:Chset-color-intl\|Σ 03A3 6	Template:Chset-color-intl\|Υ 03A5 7	Template:Chset-color-intl\|Φ 03A6 8	Template:Chset-color-intl\|Ψ 03A8 9	Template:Chset-color-intl\|Ω 03A9 10	Template:Chset-color-intl\|α 03B1 11	Template:Chset-color-intl\|β 03B2 12	Template:Chset-color-intl\|γ 03B3 13	Template:Chset-color-intl\|δ 03B4 14	Template:Chset-color-intl\|ε 03B5 15
1_	Template:Chset-color-intl\|ζ 03B6 16	Template:Chset-color-intl\|η 03B7 17	Template:Chset-color-intl\|θ 03B8 18	Template:Chset-color-intl\|ι 03B9 19	Template:Chset-color-intl\|κ 03BA 20	Template:Chset-color-intl\|λ 03BB 21	Template:Chset-color-intl\|μ 03BC 22	Template:Chset-color-intl\|ν 03BD 23	Template:Chset-color-intl\|ξ 03BE 24	Template:Chset-color-intl\|π 03C0 25	Template:Chset-color-intl\|ρ 03C1 26	Template:Chset-color-intl\|σ 03C3 27	Template:Chset-color-intl\|τ 03C4 28	Template:Chset-color-intl\|υ 03C5 29	Template:Chset-color-intl\|ϕ 03C6 30	Template:Chset-color-intl\|χ 03C7 31
2_	Template:Chset-color-intl\|ψ 03C8 32	Template:Chset-color-intl\|ω 03C9 33	Template:Chset-color-ext-punct\|∊ 220A 34	Template:Chset-color-intl\|ϑ 03D1 35	Template:Chset-color-intl\|ϖ 03D6 36	Template:Chset-color-intl\|ϱ 03F1 37	Template:Chset-color-intl\|ς 03C2 38	Template:Chset-color-intl\|ϕ 03D5 39	Template:Chset-color-ext-punct\|↼ 21BC 40	Template:Chset-color-ext-punct\|↽ 21BD 41	Template:Chset-color-ext-punct\|⇀ 21C0 42	Template:Chset-color-ext-punct\|⇁ 21C1 43	Template:Chset-color-ext-punct\| F8FC 44	Template:Chset-color-ext-punct\| F8FD 45	Template:Chset-color-ext-punct\|▷ 25B9 46	Template:Chset-color-ext-punct\|◁ 25C3 47
3_	Template:Chset-color-digit\|0 0030 48	Template:Chset-color-digit\|1 0031 49	Template:Chset-color-digit\|2 0032 50	Template:Chset-color-digit\|3 0033 51	Template:Chset-color-digit\|4 0034 52	Template:Chset-color-digit\|5 0035 53	Template:Chset-color-digit\|6 0036 54	Template:Chset-color-digit\|7 0037 55	Template:Chset-color-digit\|8 0038 56	Template:Chset-color-digit\|9 0039 57	Template:Chset-color-punct\|. 002E 58	Template:Chset-color-punct\|, 002C 59	Template:Chset-color-punct\|< 003C 60	Template:Chset-color-punct\|/ 002F 61	Template:Chset-color-punct\|> 003E 62	Template:Chset-color-ext-punct\|⋆ 22C6 63
4_	Template:Chset-color-ext-punct\|∂ 2202 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\|♭ 266D 91	Template:Chset-color-ext-punct\|♯ 266E 92	Template:Chset-color-ext-punct\|♮ 266F 93	Template:Chset-color-graph\|◡ 25E1 94	Template:Chset-color-graph\|◠ 25E0 95
6_	Template:Chset-color-ext-punct\|ℓ 2213 96	Template:Chset-color-alpha\|a 0061 97	Template:Chset-color-alpha\|b 0062 98	Template:Chset-color-alpha\|c 0063 99	Template:Chset-color-alpha\|d 0064 100	Template:Chset-color-alpha\|e 0065 101	Template:Chset-color-alpha\|f 0066 102	Template:Chset-color-alpha\|g 0067 103	Template:Chset-color-alpha\|h 0068 104	Template:Chset-color-alpha\|i 0069 105	Template:Chset-color-alpha\|j 006A 106	Template:Chset-color-alpha\|k 006B 107	Template:Chset-color-alpha\|l 006C 108	Template:Chset-color-alpha\|m 006D 109	Template:Chset-color-alpha\|n 006E 110	Template:Chset-color-alpha\|o 006F 111
7_	Template:Chset-color-alpha\|p 0070 113	Template:Chset-color-alpha\|q 0071 113	Template:Chset-color-alpha\|r 0072 114	Template:Chset-color-alpha\|s 0073 115	Template:Chset-color-alpha\|t 0074 116	Template:Chset-color-alpha\|u 0075 117	Template:Chset-color-alpha\|v 0076 118	Template:Chset-color-alpha\|w 0077 119	Template:Chset-color-alpha\|x 0078 120	Template:Chset-color-alpha\|y 0079 121	Template:Chset-color-alpha\|z 007A 122	Template:Chset-color-intl\|ı 0131 123	Template:Chset-color-intl\|ȷ 0237 124	Template:Chset-color-ext-punct\|℘ 2118 125	Template:Chset-color-ext-punct\|⃗ 20D7 126	Template:Chset-color-ext-punct\|̑ 0311 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