Post #1670126

References • A.J. Cain. ‘Form & Number: A History of Mathematical Beauty’. Lisbon, 2024. URL: https://archive.org/details/cain_formandnumber_ebook_large pp.574–5. • J.S. Mackay. ‘Herbert Spencer and Mathematics’. In: Proceedings of the Edinburgh Mathematical Society. 25 (February 1906), pp.95-106. DOI: 10.1017/S0013091500033629. • G. Monge. ‘Géométrie Descriptive: Leçons Données aux Écoles Normales, l'An 3 de la République’. Paris: Baudouin, 1798. URL: https://archive.org/details/bub_gb_Tg-L1dslDaUC • H. Spencer. ‘An Autobiography’. New York: D. Appleton and Company, 1904. vol.1 URL: https://archive.org/details/cu31924031008885 p.187. 3/3