A formula editor is a typesetting system that allows users to type mathematical formulas. It may be presented in the form of software or a web page. The Equation Editor is a tool software that works with common word processing software and presentation programs to add complex mathematical formulas and symbols to various documents. The formula editor can be used to edit test papers, books, etc. It can also edit complex formulas and import them into Word. Many people do not choose to install this tool when installing OFFICE, resulting in the inability to edit mathematical formulas in Word.
