EntityQ2896394· pop 7· linked from 7 articlesConway's base 13 functionSign in to savecounterexample to the converse of the intermediate value theoremConnectionsfunctionEntitymathematicianEntitydigital object identifierEntitydecimalEntitycontinuous functionEntitybibcodeEntityQ118398Entitysurjective functionEntityJohn Horton ConwayEntityintermediate value theoremEntityconverseEntityDarboux's theoremEntityalmost allEntityW. B. R. LickorishEntitylist of numeral systemsEntityCategories13 (number)Functions and mappingsJohn Horton ConwaySpecial functions