Mongolian scientists

thumb|300px|A page from Minggatu's Geyuan Milü Jiefa thumb|300px|Minggatu's geometrical model for trigonometric infinite series thumb|300px|Minggatu discovered Catalan numbers Minggatu (Mongolian script: ; , c.1692-c. 1763), full name Sharavyn Myangat (), also known as Ming Antu, was a Mongolian astronomer, mathematician, and topographic scientist at the Qing court. His courtesy name was Jing An (静安).