However, he is better known as a follower of Peter of Maricourt and Robert Grossteste and argued that mathematical and experimental science was essential in supplementing theology.  
His philosophy of language recorded in Sumule dialectics and Compendium studii theologiae classified words into natural and conventional signification.  He argued against the emphasis his contemporaries Bonaventura and Albertus Magnus put on Peter Lombard's Sentences.  However, he is better known as a follower of Peter of Maricourt and Robert Grossteste and argued that mathematical and experimental science was essential in supplementing theology.  FTP, name this Franciscan monk, the author of the Opus Minus and Opus Maius, who was known as "Doctor Mirabilis."
His philosophy of language recorded in Sumule dialectics and Compendium studii theologiae classified words into natural and conventional signification.  
Roger Bacon