エドマンド・テイラー・ホイッテーカー
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↑ Dingle, H. (1956). “Edmund T. Whittaker, Mathematician and Historian”. Science 124 (3214): 208–209. doi:10.1126/science.124.3214.208. PMID 17838072.
↑ Aitken, A. C. (2009). “The Contributions of en:E. T. Whittaker to Algebra and Numerical Analysis”. Proceedings of the Edinburgh Mathematical Society 11: 31. doi:10.1017/S001309150001436X.