{"title":"Counterexamples for your calculus course","authors":"Jürgen Appell , Simon Reinwand","doi":"10.1016/j.exco.2025.100177","DOIUrl":null,"url":null,"abstract":"<div><div>We present 2 theorems and 20 counterexamples illustrating the surprising behaviour of functions between metric spaces.</div></div>","PeriodicalId":100517,"journal":{"name":"Examples and Counterexamples","volume":"7 ","pages":"Article 100177"},"PeriodicalIF":0.0000,"publicationDate":"2025-02-03","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":"0","resultStr":null,"platform":"Semanticscholar","paperid":null,"PeriodicalName":"Examples and Counterexamples","FirstCategoryId":"1085","ListUrlMain":"https://www.sciencedirect.com/science/article/pii/S2666657X25000047","RegionNum":0,"RegionCategory":null,"ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":null,"EPubDate":"","PubModel":"","JCR":"","JCRName":"","Score":null,"Total":0}
引用次数: 0
Abstract
We present 2 theorems and 20 counterexamples illustrating the surprising behaviour of functions between metric spaces.