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Add command for double angle bracket #605

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Merged
merged 1 commit into from
Oct 12, 2025
Merged

Add command for double angle bracket #605

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6 changes: 4 additions & 2 deletions math-core/src/latex_parser/commands.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -326,6 +326,7 @@ static COMMANDS: phf::Map<&'static str, Token> = phf::phf_map! {
"jupiter" => Letter(symbol::JUPITER),
"kappa" => Letter(symbol::GREEK_SMALL_LETTER_KAPPA),
"kernelcontraction" => Relation(symbol::HOMOTHETIC),
"lAngle" => Open(symbol::MATHEMATICAL_LEFT_DOUBLE_ANGLE_BRACKET),
"lBrace" => Open(symbol::LEFT_WHITE_CURLY_BRACKET),
"lVert" => Ord(symbol::DOUBLE_VERTICAL_LINE),
"lambda" => Letter(symbol::GREEK_SMALL_LETTER_LAMBDA),
Expand Down Expand Up @@ -365,7 +366,7 @@ static COMMANDS: phf::Map<&'static str, Token> = phf::phf_map! {
"limits" => Limits,
"limsup" => PseudoOperatorLimits("lim\u{2009}sup"),
"ll" => Relation(symbol::MUCH_LESS_THAN),
"llangle" => Open(symbol::Z_NOTATION_LEFT_BINDING_BRACKET),
"llangle" => Open(symbol::Z_NOTATION_LEFT_BINDING_BRACKET), // from "stix"
"llbracket" => Open(symbol::MATHEMATICAL_LEFT_WHITE_SQUARE_BRACKET),
"llcorner" => Letter(symbol::BOTTOM_LEFT_CORNER),
"lll" => Relation(symbol::VERY_MUCH_LESS_THAN),
Expand Down Expand Up @@ -502,6 +503,7 @@ static COMMANDS: phf::Map<&'static str, Token> = phf::phf_map! {
"qquad" => Space(LatexUnit::Em.length_with_unit(2.0)),
"quad" => Space(LatexUnit::Em.length_with_unit(1.0)),
"questeq" => Relation(symbol::QUESTIONED_EQUAL_TO), // from "stix"
"rAngle" => Close(symbol::MATHEMATICAL_RIGHT_DOUBLE_ANGLE_BRACKET),
"rBrace" => Close(symbol::RIGHT_WHITE_CURLY_BRACKET),
"rVert" => Ord(symbol::DOUBLE_VERTICAL_LINE),
"rangle" => Close(symbol::MATHEMATICAL_RIGHT_ANGLE_BRACKET),
Expand All @@ -524,7 +526,7 @@ static COMMANDS: phf::Map<&'static str, Token> = phf::phf_map! {
"rightthreetimes" => BinaryOp(symbol::RIGHT_SEMIDIRECT_PRODUCT),
"risingdotseq" => Relation(symbol::IMAGE_OF_OR_APPROXIMATELY_EQUAL_TO),
"rq" => Letter('’'),
"rrangle" => Close(symbol::Z_NOTATION_RIGHT_BINDING_BRACKET),
"rrangle" => Close(symbol::Z_NOTATION_RIGHT_BINDING_BRACKET), // from "stix"
"rrbracket" => Close(symbol::MATHEMATICAL_RIGHT_WHITE_SQUARE_BRACKET),
"rrparenthesis" => Close(symbol::Z_NOTATION_RIGHT_IMAGE_BRACKET),
"rtimes" => BinaryOp(symbol::RIGHT_NORMAL_FACTOR_SEMIDIRECT_PRODUCT),
Expand Down
5 changes: 5 additions & 0 deletions math-core/src/mathml_renderer/symbol.rs
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Expand Up @@ -940,10 +940,15 @@ pub const MALTESE_CROSS: char = '✠';
// Unicode Block: Miscellaneous Mathematical Symbols-A
//
pub const PERPENDICULAR: Rel = rel('⟂', RelCategory::Default);

pub const MATHEMATICAL_LEFT_WHITE_SQUARE_BRACKET: Fence = Fence('⟦');
pub const MATHEMATICAL_RIGHT_WHITE_SQUARE_BRACKET: Fence = Fence('⟧');
pub const MATHEMATICAL_LEFT_ANGLE_BRACKET: Fence = Fence('⟨');
pub const MATHEMATICAL_RIGHT_ANGLE_BRACKET: Fence = Fence('⟩');
pub const MATHEMATICAL_LEFT_DOUBLE_ANGLE_BRACKET: Fence = Fence('⟪');
pub const MATHEMATICAL_RIGHT_DOUBLE_ANGLE_BRACKET: Fence = Fence('⟫');
// pub const MATHEMATICAL_LEFT_WHITE_TORTOISE_SHELL_BRACKET: Fence = Fence('⟬');
// pub const MATHEMATICAL_RIGHT_WHITE_TORTOISE_SHELL_BRACKET: Fence = Fence('⟭');
pub const MATHEMATICAL_LEFT_FLATTENED_PARENTHESIS: Fence = Fence('⟮');
pub const MATHEMATICAL_RIGHT_FLATTENED_PARENTHESIS: Fence = Fence('⟯');

Expand Down
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