"Karl Brandan Mollweide, (February 3, 1774 in Wolfenb\u00FCttel \u2013 March 10, 1825 in Leipzig) was a German mathematician and astronomer in Halle and Leipzig. In trigonometry, he discovered the formula known as Mollweide's formula. He invented a map projection called the Mollweide projection."@en . "Mollweide, Karl"@en . "1774-02-03Z"^^ . "1825Z"^^ . "1825-03-10Z"^^ . "1774Z"^^ . "German mathematician" .