Rickey, V. Frederick How Columbus encountered America. (English) Zbl 0779.01003 Math. Mag. 65, No. 4, 219-225 (1992). MSC: 01A40 History of mathematics in the 15th and 16th centuries, Renaissance Biographic References: Columbus, C. PDF BibTeX XML Cite \textit{V. F. Rickey}, Math. Mag. 65, No. 4, 219--225 (1992; Zbl 0779.01003) Full Text: DOI