Question: What was the first name of the person who recorded the size of the Brigantia territory in the 2nd century AD?
Sentence (from "Ptolemy"): Claudius Ptolemy ( ; Greek: Κλαύδιος Πτολεμαῖος , "Klaúdios Ptolemaîos" ] ; Latin: "Claudius Ptolemaeus" ; c. 170 ) was a Greco-Roman mathematician, astronomer, geographer, astrologer, and poet of a single epigram in the Greek Anthology.
Relevant evidence: Yes