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  1. several examples http://en. wikipedia .org/wiki/Catalan_number

    2 Answers · Science & Mathematics · 28/01/2012

  2. ... on the certain parameters of the population. See here : http://en. wikipedia .org/wiki/Confidence_interval ] Good luck!

    1 Answers · Science & Mathematics · 14/11/2012

  3. ... of an icosahedron and a dodecahedron inside a great stellated dodecahedron. http://en. wikipedia .org/wiki/Kepler-Poinsot_polyhedra

    1 Answers · Science & Mathematics · 22/06/2009

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