<?xml version="1.0" encoding="utf-8"?><mads xmlns="http://www.loc.gov/mads/" xmlns:mods="http://www.loc.gov/mods/v3" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.loc.gov/mads/
mads.xsd"><authority><topic authority="http://AATesaurus.cultura.gencat.cat/aat/getty_en">logicians</topic></authority><related type="other"><topic>logic</topic></related><related type="broader"><topic>philosophers</topic></related><variant type="other"><topic>logician</topic></variant><variant type="other"><topic>logician&apos;s</topic></variant><variant type="other"><topic>logicians&apos;</topic></variant> <note xml:lang="en"><![CDATA[ Those who work, study, or are skilled in that branch of philosophy concerned with the forms of thought and methods of correct statement in all areas of inquiry, especially with inference, deduction, induction, and scientific proof. ]]></note></mads>