Miscellaneous Mathematical Symbols-A
Range: 27C0–27EF
This file contains an excerpt from the character code tables and list of character names forThe Unicode Standard, Version 16.0
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information.
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These charts are provided as the online reference to the character contents of the Unicode Standard, Version 16.0 but do
not provide all the information needed to fully support individual scripts using the Unicode Standard. For a complete
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See https://www.unicode.org/ucd/ and https://www.unicode.org/reports/
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The shapes of the reference glyphs used in these code charts are not prescriptive. Considerable variation is to be
expected in actual fonts.
See https://www.unicode.org/charts/fonts.html for a list.
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27C0

Miscellaneous Mathematical Symbols-A27C
027E6

27D727E727D827E827D927E927DA

27EA

27DB

27EB

27DC

27EC

27DD

27ED

⟎⟞ ⟮
27CE

F

27D6

⟍⟝ ⟭
27CD

E

27E5

⟌ ⟜ ⟬

27CC

D27D5

⟋ ⟛ ⟫
27CB

C

27E4

⟊ ⟚ ⟪

27CA

B

27D4

⟉ ⟙ ⟩
27C9A

27E3

⟈ ⟘ ⟨
27C8

927D3

⟇ ⟗ ⟧
27C7

827E2

⟆ ⟖ ⟦

27C6

727D2

⟅ ⟕ ⟥

27C5

627E1

⟄ ⟔ ⟤
27C4

527D1

⟃ ⟓ ⟣
27C3

427E0

⟂ ⟒ ⟢
27C2

327D0

⟁ ⟑ ⟡
27C1227E⟀ ⟐ ⟠27C0127D27EF27DE⟏ ⟟27CF27DF

27EE

⟯27EF

The Unicode Standard, Version 16.0, Copyright © 1991-2024 Unicode, Inc. All rights reserved.

279

27C0

Miscellaneous Mathematical Symbols-A

Miscellaneous symbols
27C0 ⟀ THREE DIMENSIONAL ANGLE• used by Euclid
27C1 ⟁ WHITE TRIANGLE CONTAINING SMALL WHITETRIANGLE• used by Euclid
27C2 ⟂ PERPENDICULAR= orthogonal to• relation, typeset with additional spacing→ 22A5 ⊥ up tack
27C3 ⟃ OPEN SUBSET
27C4 ⟄ OPEN SUPERSET
Paired punctuation
27C5 ⟅ LEFT S-SHAPED BAG DELIMITER
27C6 ⟆ RIGHT S-SHAPED BAG DELIMITEROperator
27C7 ⟇ OR WITH DOT INSIDE→ 2228 ∨ logical or→ 228D ⊍ multiset multiplication→ 27D1 ⟑ and with dot
Miscellaneous symbols
27C8 ⟈ REVERSE SOLIDUS PRECEDING SUBSET
27C9 ⟉ SUPERSET PRECEDING SOLIDUS
Vertical line operator
27CA ⟊ VERTICAL BAR WITH HORIZONTAL STROKE→ 2AF2 ⫲ parallel with horizontal stroke→ 2AF5 ⫵ triple vertical bar with horizontalstroke
Miscellaneous symbol
27CB ⟋ MATHEMATICAL RISING DIAGONAL= \diagup→ 2215 ∕ division slash
Division operator
27CC ⟌ LONG DIVISION• graphically extends over the dividend→ 00F7 ÷ division sign
→ 2215 ∕ division slash→ 221A √ square root
Miscellaneous symbol
27CD ⟍ MATHEMATICAL FALLING DIAGONAL= \diagdown→ 2216 ∖ set minus→ 29F5 ⧵ reverse solidus operator
Operators
27CE ⟎ SQUARED LOGICAL AND= box min• morphological min product operator• morphological erosion operator• additive minimum operator
27CF ⟏ SQUARED LOGICAL OR= box max
• morphological max product operator• morphological dilation operator• additive maximum operator

27E5Operators
27D1 ⟑ AND WITH DOT→ 2227 ∧ logical and→ 27C7 ⟇ or with dot inside→ 2A40 ⩀ intersection with dot
27D2 ⟒ ELEMENT OF OPENING UPWARDS→ 2AD9 ⫙ element of opening downwards
27D3 ⟓ LOWER RIGHT CORNER WITH DOT= pullback→ 230B ⌋ right floor
27D4 ⟔ UPPER LEFT CORNER WITH DOT= pushout→ 2308 ⌈ left ceiling
Database theory operators
27D5 ⟕ LEFT OUTER JOIN
27D6 ⟖ RIGHT OUTER JOIN
27D7 ⟗ FULL OUTER JOIN
→ 2A1D ⨝ joinTacks and turnstiles
27D8 ⟘ LARGE UP TACK→ 22A5 ⊥ up tack
27D9 ⟙ LARGE DOWN TACK→ 22A4 ⊤ down tack
27DA ⟚ LEFT AND RIGHT DOUBLE TURNSTILE→ 22A8 ⊨ true→ 2AE4 ⫤ vertical bar double left turnstile
27DB ⟛ LEFT AND RIGHT TACK→ 22A2 ⊢ right tack
27DC ⟜ LEFT MULTIMAP→ 22B8 ⊸ multimap
27DD ⟝ LONG RIGHT TACK→ 22A2 ⊢ right tack
27DE ⟞ LONG LEFT TACK→ 22A3 ⊣ left tack
27DF ⟟ UP TACK WITH CIRCLE ABOVE= radial component→ 2AF1 ⫱ down tack with circle below
Modal logic operators
27E0 ⟠ LOZENGE DIVIDED BY HORIZONTAL RULE• used as form of possibility in modal logic→ 25CA ◊ lozenge
27E1 ⟡ WHITE CONCAVE-SIDED DIAMOND= never (modal operator)→ 25C7 ◇ white diamond
27E2 ⟢ WHITE CONCAVE-SIDED DIAMOND WITHLEFTWARDS TICK
= was never (modal operator)
27E3 ⟣ WHITE CONCAVE-SIDED DIAMOND WITH
RIGHTWARDS TICK
= will never be (modal operator)
27E4 ⟤ WHITE SQUARE WITH LEFTWARDS TICK
= was always (modal operator)→ 25A1 □ white square→ 25FB ◻ white medium square
27E5 ⟥ WHITE SQUARE WITH RIGHTWARDS TICK
= will always be (modal operator)

Miscellaneous symbol
27D0 ⟐ WHITE DIAMOND WITH CENTRED DOT→ 1F4A0 💠 diamond shape with a dot inside

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The Unicode Standard, Version 16.0, Copyright © 1991-2024 Unicode, Inc. All rights reserved.

27E6

Miscellaneous Mathematical Symbols-A

27EF

Mathematical brackets
These bracket characters are also used as punctuation
outside of a mathematical context.
27E6 ⟦ MATHEMATICAL LEFT WHITE SQUAREBRACKET= z notation left bag bracket→ 301A 〚 left white square bracket
27E7 ⟧ MATHEMATICAL RIGHT WHITE SQUAREBRACKET= z notation right bag bracket→ 301B 〛 right white square bracket
27E8 ⟨ MATHEMATICAL LEFT ANGLE BRACKET= bra= z notation left sequence bracket→ 2329 〈 left-pointing angle bracket→ 3008 〈 left angle bracket
27E9 ⟩ MATHEMATICAL RIGHT ANGLE BRACKET= ket= z notation right sequence bracket→ 232A 〉 right-pointing angle bracket→ 3009 〉 right angle bracket
27EA ⟪ MATHEMATICAL LEFT DOUBLE ANGLE
BRACKET= z notation left chevron bracket→ 300A 《 left double angle bracket
27EB ⟫ MATHEMATICAL RIGHT DOUBLE ANGLE
BRACKET= z notation right chevron bracket→ 300B 》 right double angle bracket
27EC ⟬ MATHEMATICAL LEFT WHITE TORTOISE SHELLBRACKET→ 2997 ⦗ left black tortoise shell bracket→ 3018 〘 left white tortoise shell bracket
27ED ⟭ MATHEMATICAL RIGHT WHITE TORTOISESHELL BRACKET→ 2998 ⦘ right black tortoise shell bracket→ 3019 〙 right white tortoise shell bracket
27EE ⟮ MATHEMATICAL LEFT FLATTENEDPARENTHESIS= lgroup
27EF ⟯ MATHEMATICAL RIGHT FLATTENEDPARENTHESIS= rgroup

The Unicode Standard, Version 16.0, Copyright © 1991-2024 Unicode, Inc. All rights reserved.

281