vscode/extensions/markdown-math/language-configuration.json

{
	"comments": {
		"lineComment": "%"
	},
	// symbols used as brackets
	"brackets": [
		[
			"{",
			"}"
		],
		[
			"[",
			"]"
		],
		[
			"(",
			")"
		]
	],
	"autoClosingPairs": [
		{
			"open": "{",
			"close": "}"
		},
		{
			"open": "[",
			"close": "]"
		},
		{
			"open": "(",
			"close": ")"
		}
	],
	"surroundingPairs": [
		[
			"(",
			")"
		],
		[
			"[",
			"]"
		],
		[
			"{",
			"}"
		],
		[
			"'",
			"'"
		],
		[
			"\"",
			"\""
		]
	]
}