Ptolemy I
Noun
Meaning
the king of Egypt who founded the Macedonian dynasty in Egypt; a close friend and general of Alexander the Great who took charge of Egypt after Alexander died (circa 367-285 BC)
Source: WordNetExamples
Proclus later retells a story that, when Ptolemy I asked if there was a shorter path to learning geometry than Euclid's Elements, "Euclid replied there is no royal road to geometry."
The first recorded school of anatomy was in Alexandria from about 300 to the 2nd century BC. citation Ptolemy I Soter was the first to allow for medical officials to cut open and examine dead bodies for the purposes of learning how human bodies operated.
The now lost history of Alexander's campaigns by the diadoch Ptolemy I (367–283 BCE ) may represent the first historical work composed by a ruler.