Wim Klein demonstrating his calculation abilities Wim Klein

1973

CERN
Geneva, Switzerland

Wim Klein extracted the nineteenth root of a 133 digit number in his head in 8 minutes. He is photographed (picture 17-9-73) with his mental wheels turning as he checks his result against the huge number strung out along the top of the blackboard.

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Details

Title: Wim Klein demonstrating his calculation abilities Wim Klein
Creator: CERN PhotoLab
Date Created: 1973-09-04, 1973
Contributor: Sep 1973
Medium: Film, Photographic negative
Link to Internal Document: http://cds.cern.ch/record/1479867
Internal Reference: Rubrique: Date Planche:9 73 De:1 A:5
Comment: Album with images scanned from original photo negatives

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Mental health Willem Klein