<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/xml/zthes-05.dtd">  <Zthes><term><termId>31090</termId><termName>Ecuaciones integrales</termName><termType>PT</termType><termCreatedDate>2014-09-15 20:31:36</termCreatedDate><relation><relationType>UF</relationType><termId>31091</termId><termName>Ecuaciones integrodiferenciales</termName><termType>ND</termType></relation><relation><relationType>BT</relationType><termId>31089</termId><termName>Ecuaciones funcionales</termName><termType>PT</termType></relation><relation><relationType>NT</relationType><termId>31092</termId><termName>Ecuaciones integrales estocásticas</termName><termType>PT</termType></relation><relation><relationType>RT</relationType><termId>20188</termId><termName>Laplace, Transformadas de</termName><termType>PT</termType></relation><relation><relationType>RT</relationType><termId>5823</termId><termName>Ecuaciones diferenciales</termName><termType>PT</termType></relation><relation><relationType>RT</relationType><termId>20194</termId><termName>Cálculo integral</termName><termType>PT</termType></relation><relation><relationType>RT</relationType><termId>5827</termId><termName>Cálculo operacional</termName><termType>PT</termType></relation><relation><relationType>RT</relationType><termId>20212</termId><termName>Cálculo de variaciones</termName><termType>PT</termType></relation></term>  </Zthes>