Ptolemy or optical factors and those caused by judgmental factors. He offered an obscure explanation of the sun or moon illusion (the enlarged apparent size on the horizon) based on the difficulty of looking upwards. There are several characters or items named after Ptolemy, including: [[File:Ptolemaeus - Quadripartitum, 1622 - 4658973.tif|thumb|"Quadripartitum", 1622]] [[Category:Ptolemy| ]] [[Category:100 births]] [[Category:170 deaths]] [[Category:1st-century Romans]] [[Category:2nd-century Romans]] [[Category:2nd-century philosophers]] [[Category:2nd-century poets]] [[Category:Egyptian calendar]] [[Category:Ancient Greek astrologers]] [[Category:Ancient Greek astronomers]] [[Category:Ancient Greek mathematicians]] [[Category:Ancient Greek music theorists]] [[Category:Astrological writers]] [[Category:Claudii]] [[Category:Egyptian astronomers]] [[Category:Egyptian mathematicians]] [[Category:Epigrammatists of the Greek Anthology]] [[Category:2nd-century people of Roman Egypt]] [[Category:Ancient Greek geographers]]
Ancient Egyptian literature a stela erected and written in classical Middle Egyptian that describes with unusual nuances and vivid imagery his successful military campaigns. An Egyptian historian, known by his Greek name as Manetho ("c". 3rd century BC), was the first to compile a comprehensive history of Egypt. Manetho was active during the reign of Ptolemy II (r. 283–246 BC) and used "The Histories" by the Greek Herodotus ("c". 484 BC–"c". 425 BC) as his main source of inspiration for a history of Egypt written in Greek. However, the primary sources for Manetho's work were the king list chronicles of previous Egyptian dynasties.