I then indicate a way of extending the nominalist logicist approach beyond arithmetic.
Otávio Bueno 2001, 'Logicism Revisited', Principia: An International Journal of Epistemologyhttp://www.periodicos.ufsc.br/index.php/principia/article/view/17766/16350. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)