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OverviewHigh Quality Content by WIKIPEDIA articles! A form constant is one of several geometric patterns which are recurringly observed during hallucinations and altered states of consciousness.In 1926, Heinrich Kluver systematically studied the effects of mescaline (peyote) on the subjective experiences of its users. In addition to producing hallucinations characterized by bright, highly saturated colors and vivid imagery, Kluver noticed that mescaline produced recurring geometric patterns in different users. He called these patterns 'form constants' and categorized four types: lattices (including honeycombs, checkerboards, and triangles), cobwebs, tunnels, and spirals. Full Product DetailsAuthor: Lambert M. Surhone , Mariam T. Tennoe , Susan F. HenssonowPublisher: VDM Publishing House Imprint: VDM Publishing House Dimensions: Width: 22.90cm , Height: 0.70cm , Length: 15.20cm Weight: 0.188kg ISBN: 9786131266331ISBN 10: 6131266336 Pages: 120 Publication Date: 15 August 2010 Audience: General/trade , General Format: Paperback Publisher's Status: Active Availability: In Print This item will be ordered in for you from one of our suppliers. Upon receipt, we will promptly dispatch it out to you. For in store availability, please contact us. Table of ContentsReviewsAuthor InformationTab Content 6Author Website:Countries AvailableAll regions |