zhishifufei_php/vendor/phpoffice/math/docs/install.md

Installation

Requirements

Mandatory:

• PHP 7.1+
• PHP DOM extension
• PHP XML Parser extension
• PHP XMLWriter extension

Installation

Using Composer

To install via Composer, add the following lines to your composer.json:

{
    "require": {
        "phpoffice/math": "dev-master"
    }
}