Person · 790 CE – 9th c. CELeo the MathematicianAlso known asLeo de WiskundigeLeo der MathematikerLeo FilosofosLeo MathematicusLeo MathematicusLeo of Thessalonicaarchival plate · Leo the Mathematician · placeholderThis entry is a stub. The Library is awakening — a longer account is being written.Connected tocitizen ofByzantine Empire395 CEdied inConstantinople330 CE+ 11 further connections to entries not yet ingested