Q3765718
type: Item
instance of: scholarly article
zbMATH Open document ID: 0629.01001
publication date: 1987-01-01T00:00:00Z
Mathematics Subject Classification ID: 01A05
Mathematics Subject Classification ID: 12-03
zbMATH DE Number: 4023213
zbMATH Keywords: real numbers
zbMATH Keywords: permanence principle
zbMATH Keywords: complex numbers
zbMATH Keywords: John Wallis
zbMATH Keywords: Caspar Wessel
author: Herbert Pieper
MaRDI profile type: Publication
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description: scientific article