The arguments of some historians show that Ptolemy was a mathematician of the very top rank, arguments of others show that he was no more than a superb expositor, but far worse, some even claim that he committed a crime against his fellow scientists by betraying the ethics and integrity of his profession.
Ang argument ng ilang historians ipakita na Ptolemy ay isang dalub-agbilang ng napaka-taas ranggo, arguments ng iba ipakita na siya ay walang higit pa sa isang napakahusay expositor, ngunit malayo mas masahol pa, kahit na ilang mga claim na siya pangako ng isang krimen laban sa kanyang kapwa siyentipiko sa pamamagitan ng betraying ang etika at integridad ng kanyang propesyon.