Poincaré),儒勒·亨利(X 1873;1854-1912). – (Christoffel Frederik Franck) 上一页 下一页


艺术家:

日期: 1875

术: 摄影

矿业工程师,有史以来最伟大的数学家之一. 他对赫米特的作品感兴趣,于1881年发现了自发功能(fuchsian和kleinian),发表一份报告.

This artwork is in the public domain.

艺术家

下載

點擊這裡下載

權限

免費的非商業用途。 見下文。

Public domain

This image (or other media file) is in the public domain because its copyright has expired. However - you may not use this image for commercial purposes and you may not alter the image or remove the watermark.

This applies to the United States, Canada, the European Union and those countries with a copyright term of life of the author plus 70 years.


Note that a few countries have copyright terms longer than 70 years: Mexico has 100 years, Colombia has 80 years, and Guatemala and Samoa have 75 years. This image may not be in the public domain in these countries, which moreover do not implement the rule of the shorter term. Côte d'Ivoire has a general copyright term of 99 years and Honduras has 75 years, but they do implement that rule of the shorter term.