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Seelig paradox
1884年德国天文学家西利格(hugo von seeliger , 1849-1924 )提出的一种引力徉谬。他指出由经典宇宙模型和万有引力定律必推出一种和事实不符的结论:宇宙任一点的引力势以及任何物体受的力都无限大或是一个不定值。为恒星统计理论奠定了基础。