Show 10 5 10 15 20 50 100 250 Sort by year (new to old) Actions Download search results Subscribe to news feed Your filters: cql: keyword exact "characteristica universlais." Add to list Book Editor open access Philosophical Aspects of Symbolic Reasoning in Early Modern Mathematics Albrecht Heeffer (UGent) and Maarten Van Dyck (UGent) (2010) 26.