* Test whether two given 16 bit characters form a surrogate pair of a * unicode math symbol. * * https://unicode-table.com/en/ * https://www.wikiwand.com/en/Mathematical_operators_and_symbols_in_Unicode * * Note: In ES6 will be unicode aware: * https://stackoverflow.com/question
(high: string, low: string)
| 139 | * @param low |
| 140 | */ |
| 141 | isValidMathSymbol(high: string, low: string): boolean |
| 142 | /** |
| 143 | * Check whether given character c is a white space character: space, tab, or enter |
| 144 | * |