 He wrote between 1476 and 1478 his book of the title "De incognitis vulgo", which was dedicated to King Matthias.The book is still unpublished.As he expressed in his book the heretical view that all men, who live according to common sense and the laws of nature, will find salvation - he was arrested by the Venetian inquisition on his estate in Montagna near Padova, and they had him before the court.