Website of David Sevilla

Some random mathematical things.

My Erdős number

My Erdős number is 3:

David Sevilla-Tanush Shaska-Arie Bialostocki-Paul Erdős
David Sevilla-John McKay-John H. Conway-Paul Erdős

Is this important at all? Well...

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My mathematical ancestry

  • David Sevilla (U. of Cantabria, 2004)
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  • Jaime Gutierrez (U. of Cantabria, 1988)
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  • Carlos Ruiz de Velasco (U. of Cantabria, 1980)
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  • Miguel Torres Iglesias (?, 1970)
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  • Juan Sancho San Román (U. Central of Madrid, 1945)
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  • Pedro Pineda Gutiérrez (U. Central of Madrid, 1916)
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  • Julio Rey Pastor (U. Central of Madrid, 1909)
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  • Eduardo Torroja y Caballé (?, 1873)
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  • ?

Math overflow

A very interesting website: http://mathoverflow.net, a sort of forum for mathematical questions, of the difficult kind (research level).