Willem De Sitter: 4 books

Willem de Sitter 1872-1934 was a Dutch astronomer. Born in Sneek, graduated from the University of Groningen, after which he worked calculator Observatory Cape of Good Hope. In 1899-1907 he was an assistant at the Astronomical Laboratory at Groningen. In 1908 he became a professor of astronomy at...

Willem de Sitter 1872-1934 was a Dutch astronomer. Born in Sneek, graduated from the University of Groningen, after which he worked calculator Observatory Cape of Good Hope. In 1899-1907 he was an assistant at the Astronomical Laboratory at Groningen. In 1908 he became a professor of astronomy at...

Willem de Sitter 1872-1934 was a Dutch astronomer. Born in Sneek, graduated from the University of Groningen, after which he worked calculator Observatory Cape of Good Hope. In 1899-1907 he was an assistant at the Astronomical Laboratory at Groningen. In 1908 he became a professor of astronomy at...

Willem de Sitter was a Dutch mathematician, physicist and astronomer. Professor de Sitter was one of the first to consider the implications of the Special Theory of Relativity for his field of astronomy; the Special Theory was only of interest to mathematicians because no practical relevance of it...