OT1 encoding

OT1 (aka TeX text) is a 7-bit TeX encoding developed by Donald E. Knuth.^[1]^[2]

Character set

OT1^[2]
	_0	_1	_2	_3	_4	_5	_6	_7	_8	_9	_A	_B	_C	_D	_E	_F
0	Template:Chset-color-letter\|Γ 0393	Template:Chset-color-letter\|Δ 0394	Template:Chset-color-letter\|Θ 0398	Template:Chset-color-letter\|Λ 039B	Template:Chset-color-letter\|Ξ 039E	Template:Chset-color-letter\|Π 03A0	Template:Chset-color-letter\|Σ 03A3	Template:Chset-color-letter\|Υ 03A5	Template:Chset-color-letter\|Φ 03A6	Template:Chset-color-letter\|Ψ 03A8	Template:Chset-color-letter\|Ω 03A9	Template:Chset-color-letter\|ﬀ FB00	Template:Chset-color-letter\|ﬁ FB01	Template:Chset-color-letter\|ﬂ FB02	Template:Chset-color-letter\|ﬃ FB03	Template:Chset-color-letter\|ﬄ FB04
1_	Template:Chset-color-letter\|ı 0131	Template:Chset-color-letter\|ȷ 0237	Template:Chset-color-graph\|` 0060	Template:Chset-color-graph\|´ 00B4	Template:Chset-color-letter\|ˇ 02C7	Template:Chset-color-graph\|˘ 02D8	Template:Chset-color-letter\|ˉ 02C9	Template:Chset-color-graph\|˚ 02DA	Template:Chset-color-graph\|¸ 00B8	Template:Chset-color-letter\|ß 00DF	Template:Chset-color-letter\|æ 00E6	Template:Chset-color-letter\|œ 0153	Template:Chset-color-letter\|ø 00F8	Template:Chset-color-letter\|Æ 00C6	Template:Chset-color-letter\|Œ 0152	Template:Chset-color-letter\|Ø 00D8
2_	Template:Chset-color-misc\|̷ 0337	Template:Chset-color-punct\|! 0021	Template:Chset-color-punct\|” 201D	Template:Chset-color-punct\|# 0023	Template:Chset-color-graph\|$ 0024	Template:Chset-color-punct\|% 0025	Template:Chset-color-punct\|& 0026	Template:Chset-color-punct\|’ 2019	Template:Chset-color-punct\|( 0028	Template:Chset-color-punct\|) 0029	Template:Chset-color-punct\|* 002A	Template:Chset-color-graph\|+ 002B	Template:Chset-color-punct\|, 002C	Template:Chset-color-punct\|- 002D	Template:Chset-color-punct\|. 002E	Template:Chset-color-punct\|/ 002F
3_	Template:Chset-color-digit\|0 0030	Template:Chset-color-digit\|1 0031	Template:Chset-color-digit\|2 0032	Template:Chset-color-digit\|3 0033	Template:Chset-color-digit\|4 0034	Template:Chset-color-digit\|5 0035	Template:Chset-color-digit\|6 0036	Template:Chset-color-digit\|7 0037	Template:Chset-color-digit\|8 0038	Template:Chset-color-digit\|9 0039	Template:Chset-color-punct\|: 003A	Template:Chset-color-punct\|; 003B	Template:Chset-color-punct\|¡ 00A1	Template:Chset-color-graph\|= 003D	Template:Chset-color-punct\|¿ 00BF	Template:Chset-color-punct\|? 003F
4_	Template:Chset-color-punct\|@ 0040	Template:Chset-color-letter\|A 0041	Template:Chset-color-letter\|B 0042	Template:Chset-color-letter\|C 0043	Template:Chset-color-letter\|D 0044	Template:Chset-color-letter\|E 0045	Template:Chset-color-letter\|F 0046	Template:Chset-color-letter\|G 0047	Template:Chset-color-letter\|H 0048	Template:Chset-color-letter\|I 0049	Template:Chset-color-letter\|J 004A	Template:Chset-color-letter\|K 004B	Template:Chset-color-letter\|L 004C	Template:Chset-color-letter\|M 004D	Template:Chset-color-letter\|N 004E	Template:Chset-color-letter\|O 004F
5_	Template:Chset-color-letter\|P 0050	Template:Chset-color-letter\|Q 0051	Template:Chset-color-letter\|R 0052	Template:Chset-color-letter\|S 0053	Template:Chset-color-letter\|T 0054	Template:Chset-color-letter\|U 0055	Template:Chset-color-letter\|V 0056	Template:Chset-color-letter\|W 0057	Template:Chset-color-letter\|X 0058	Template:Chset-color-letter\|Y 0059	Template:Chset-color-letter\|Z 005A	Template:Chset-color-punct\|[ 005B	Template:Chset-color-punct\|“ 201C	Template:Chset-color-punct\|] 005D	Template:Chset-color-letter\|ˆ 02C6	Template:Chset-color-graph\|˙ 02D9
6_	Template:Chset-color-punct\|‘ 2018	Template:Chset-color-letter\|a 0061	Template:Chset-color-letter\|b 0062	Template:Chset-color-letter\|c 0063	Template:Chset-color-letter\|d 0064	Template:Chset-color-letter\|e 0065	Template:Chset-color-letter\|f 0066	Template:Chset-color-letter\|g 0067	Template:Chset-color-letter\|h 0068	Template:Chset-color-letter\|i 0069	Template:Chset-color-letter\|j 006A	Template:Chset-color-letter\|k 006B	Template:Chset-color-letter\|l 006C	Template:Chset-color-letter\|m 006D	Template:Chset-color-letter\|n 006E	Template:Chset-color-letter\|o 006F
7_	Template:Chset-color-letter\|p 0070	Template:Chset-color-letter\|q 0071	Template:Chset-color-letter\|r 0072	Template:Chset-color-letter\|s 0073	Template:Chset-color-letter\|t 0074	Template:Chset-color-letter\|u 0075	Template:Chset-color-letter\|v 0076	Template:Chset-color-letter\|w 0077	Template:Chset-color-letter\|x 0078	Template:Chset-color-letter\|y 0079	Template:Chset-color-letter\|z 007A	Template:Chset-color-punct\|– 2013	Template:Chset-color-punct\|— 2014	Template:Chset-color-graph\|˝ 02DD	Template:Chset-color-graph\|˜ 02DC	Template:Chset-color-graph\|¨ 00A8

Letter Number Punctuation Symbol Other Undefined

References

^ Knuth, Donald E. (May 1989). The TEXbook (PDF). Computers & Typesetting. Vol. A (Eight printing ed.). p. 427.
^ ^a ^b Mittelbach, Frank; Fairbairns, Robin; Lemberg, Werner (2016-02-18) [1995]. "LATEX font encodings" (PDF). LATEX3 Project Team. p. 19. Archived (PDF) from the original on 2017-07-10. Retrieved 2017-07-10.

[Knuth_1989_TeX-1] Knuth, Donald E. (May 1989). The TEXbook (PDF). Computers & Typesetting. Vol. A (Eight printing ed.). p. 427.

[concpass_2017-2] Mittelbach, Frank; Fairbairns, Robin; Lemberg, Werner (2016-02-18) [1995]. "LATEX font encodings" (PDF). LATEX3 Project Team. p. 19. Archived (PDF) from the original on 2017-07-10. Retrieved 2017-07-10.

[1]

[2]

	_0	_1	_2	_3	_4	_5	_6	_7	_8	_9	_A	_B	_C	_D	_E	_F
0	Template:Chset-color-letter\|Γ 0393	Template:Chset-color-letter\|Δ 0394	Template:Chset-color-letter\|Θ 0398	Template:Chset-color-letter\|Λ 039B	Template:Chset-color-letter\|Ξ 039E	Template:Chset-color-letter\|Π 03A0	Template:Chset-color-letter\|Σ 03A3	Template:Chset-color-letter\|Υ 03A5	Template:Chset-color-letter\|Φ 03A6	Template:Chset-color-letter\|Ψ 03A8	Template:Chset-color-letter\|Ω 03A9	Template:Chset-color-letter\|ﬀ FB00	Template:Chset-color-letter\|ﬁ FB01	Template:Chset-color-letter\|ﬂ FB02	Template:Chset-color-letter\|ﬃ FB03	Template:Chset-color-letter\|ﬄ FB04
1_	Template:Chset-color-letter\|ı 0131	Template:Chset-color-letter\|ȷ 0237	Template:Chset-color-graph\|` 0060	Template:Chset-color-graph\|´ 00B4	Template:Chset-color-letter\|ˇ 02C7	Template:Chset-color-graph\|˘ 02D8	Template:Chset-color-letter\|ˉ 02C9	Template:Chset-color-graph\|˚ 02DA	Template:Chset-color-graph\|¸ 00B8	Template:Chset-color-letter\|ß 00DF	Template:Chset-color-letter\|æ 00E6	Template:Chset-color-letter\|œ 0153	Template:Chset-color-letter\|ø 00F8	Template:Chset-color-letter\|Æ 00C6	Template:Chset-color-letter\|Œ 0152	Template:Chset-color-letter\|Ø 00D8
2_	Template:Chset-color-misc\|̷ 0337	Template:Chset-color-punct\|! 0021	Template:Chset-color-punct\|” 201D	Template:Chset-color-punct\|# 0023	Template:Chset-color-graph\|$ 0024	Template:Chset-color-punct\|% 0025	Template:Chset-color-punct\|& 0026	Template:Chset-color-punct\|’ 2019	Template:Chset-color-punct\|( 0028	Template:Chset-color-punct\|) 0029	Template:Chset-color-punct\|* 002A	Template:Chset-color-graph\|+ 002B	Template:Chset-color-punct\|, 002C	Template:Chset-color-punct\|- 002D	Template:Chset-color-punct\|. 002E	Template:Chset-color-punct\|/ 002F
3_	Template:Chset-color-digit\|0 0030	Template:Chset-color-digit\|1 0031	Template:Chset-color-digit\|2 0032	Template:Chset-color-digit\|3 0033	Template:Chset-color-digit\|4 0034	Template:Chset-color-digit\|5 0035	Template:Chset-color-digit\|6 0036	Template:Chset-color-digit\|7 0037	Template:Chset-color-digit\|8 0038	Template:Chset-color-digit\|9 0039	Template:Chset-color-punct\|: 003A	Template:Chset-color-punct\|; 003B	Template:Chset-color-punct\|¡ 00A1	Template:Chset-color-graph\|= 003D	Template:Chset-color-punct\|¿ 00BF	Template:Chset-color-punct\|? 003F
4_	Template:Chset-color-punct\|@ 0040	Template:Chset-color-letter\|A 0041	Template:Chset-color-letter\|B 0042	Template:Chset-color-letter\|C 0043	Template:Chset-color-letter\|D 0044	Template:Chset-color-letter\|E 0045	Template:Chset-color-letter\|F 0046	Template:Chset-color-letter\|G 0047	Template:Chset-color-letter\|H 0048	Template:Chset-color-letter\|I 0049	Template:Chset-color-letter\|J 004A	Template:Chset-color-letter\|K 004B	Template:Chset-color-letter\|L 004C	Template:Chset-color-letter\|M 004D	Template:Chset-color-letter\|N 004E	Template:Chset-color-letter\|O 004F
5_	Template:Chset-color-letter\|P 0050	Template:Chset-color-letter\|Q 0051	Template:Chset-color-letter\|R 0052	Template:Chset-color-letter\|S 0053	Template:Chset-color-letter\|T 0054	Template:Chset-color-letter\|U 0055	Template:Chset-color-letter\|V 0056	Template:Chset-color-letter\|W 0057	Template:Chset-color-letter\|X 0058	Template:Chset-color-letter\|Y 0059	Template:Chset-color-letter\|Z 005A	Template:Chset-color-punct\|[ 005B	Template:Chset-color-punct\|“ 201C	Template:Chset-color-punct\|] 005D	Template:Chset-color-letter\|ˆ 02C6	Template:Chset-color-graph\|˙ 02D9
6_	Template:Chset-color-punct\|‘ 2018	Template:Chset-color-letter\|a 0061	Template:Chset-color-letter\|b 0062	Template:Chset-color-letter\|c 0063	Template:Chset-color-letter\|d 0064	Template:Chset-color-letter\|e 0065	Template:Chset-color-letter\|f 0066	Template:Chset-color-letter\|g 0067	Template:Chset-color-letter\|h 0068	Template:Chset-color-letter\|i 0069	Template:Chset-color-letter\|j 006A	Template:Chset-color-letter\|k 006B	Template:Chset-color-letter\|l 006C	Template:Chset-color-letter\|m 006D	Template:Chset-color-letter\|n 006E	Template:Chset-color-letter\|o 006F
7_	Template:Chset-color-letter\|p 0070	Template:Chset-color-letter\|q 0071	Template:Chset-color-letter\|r 0072	Template:Chset-color-letter\|s 0073	Template:Chset-color-letter\|t 0074	Template:Chset-color-letter\|u 0075	Template:Chset-color-letter\|v 0076	Template:Chset-color-letter\|w 0077	Template:Chset-color-letter\|x 0078	Template:Chset-color-letter\|y 0079	Template:Chset-color-letter\|z 007A	Template:Chset-color-punct\|– 2013	Template:Chset-color-punct\|— 2014	Template:Chset-color-graph\|˝ 02DD	Template:Chset-color-graph\|˜ 02DC	Template:Chset-color-graph\|¨ 00A8

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