⟨ ⟩

From Wiktionary, the free dictionary
Jump to navigation Jump to search

U+27E8, ⟨
MATHEMATICAL LEFT ANGLE BRACKET

[U+27E7]
Miscellaneous Mathematical Symbols-A
[U+27E9]

U+27E9, ⟩
MATHEMATICAL RIGHT ANGLE BRACKET

[U+27E8]
Miscellaneous Mathematical Symbols-A
[U+27EA]
See also: ‹ ›, bra-ket, ⟪ ⟫, 〈 〉, and

Translingual

[edit]

Symbol

[edit]

⟨ ⟩ (English symbol name angle brackets)

  1. (mathematics) Encloses the inner product of two vectors.
  2. (mathematics) Denotes the expectation value of something.

Punctuation mark

[edit]

⟨ ⟩

  1. (linguistics) Encloses orthographic transcription.
    Coordinate terms: / /, [ ], ⫽ ⫽, | |, ‖ ‖, { }, ! !, \ \, ⸢ ⸣
  2. (papyrology, epigraphy) Encloses restored writing that was mistakenly omitted by the original scribe.

Usage notes

[edit]
  • For these uses, the characters U+27E8 MATHEMATICAL LEFT ANGLE BRACKET and U+27E9 MATHEMATICAL RIGHT ANGLE BRACKET should be used.
  • The characters U+2329 LEFT-POINTING ANGLE BRACKET and U+232A RIGHT-POINTING ANGLE BRACKET are "deprecated and are strongly discouraged for mathematical use because of their canonical equivalence to CJK punctuation" U+3008 LEFT ANGLE BRACKET and U+3009 RIGHT ANGLE BRACKET .[1]

Alternative forms

[edit]

References

[edit]
  1. ^ The Unicode Standard, Version 15.1[1] (pdf), 2023 September 12, Miscellaneous Technical Range: 2300–23FF