<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/xml/zthes-05.dtd">  <Zthes><term><termId>31313086</termId><termName>Alexandrian</termName><termType>PT</termType><termNote><![CDATA[ Period and culture from 3rd-1st centuries BCE, known for great advances in mathematics, science, astronomy, optics, and mechanics, born in  Alexandria, Egypt but spread to Greece and beyond. ]]></termNote><termCreatedDate>2026-03-30 20:24:22</termCreatedDate><relation><relationType>BT</relationType><termId>31302089</termId><termName>Near Eastern</termName><termType>PT</termType></relation></term>  </Zthes>