TeXipedia

r

Indicates a ring diacritic mark placed above a letter, commonly used in phonetic transcription and certain languages.

Overview

Serves as a specialized diacritical mark in linguistic notation and various writing systems, particularly in phonetic transcription and specialized academic contexts.

  • Essential in phonetic and phonological representations to indicate specific sound qualities.
  • Used in some Scandinavian languages and linguistic documentation.
  • Appears in academic writing where precise character notation is required.
  • Often employed in specialized linguistic publications and reference materials.

Examples

Adding a ring accent over a letter in mathematical notation, commonly used for ring operators.

Let a˚ be a ring operator\text{Let }\r{a}\text{ be a ring operator} 
\text{Let }\r{a}\text{ be a ring operator}

Using ring accent in linguistic notation to indicate voiceless sound.

The symbol o˚ represents a voiceless vowel\text{The symbol }\r{o}\text{ represents a voiceless vowel} 
\text{The symbol }\r{o}\text{ represents a voiceless vowel}

Multiple ring accents in a mathematical expression.

a˚∘b˚=c˚\r{a} \circ \r{b} = \r{c} 
\r{a} \circ \r{b} = \r{c}