Logic as a tool a guide to formal logical reasoning ( PDFDrive ) 24

k xxii An Appetizer: Logical Paradoxes and Self-Reference The second is the Grelling–Nelson paradox.. Divide all adjectives into two groups: autological, if and only if it describes itse

k

xxii An Appetizer: Logical Paradoxes and Self-Reference

The second is the Grelling–Nelson paradox Divide all adjectives into two groups: autological, if and only if it describes itself, such as “English,” “short,” and

“fourteen-letter;” and heterological, if and only if it does not describes itself, such

as “wet,” “white,” and “long.” Now, is the adjective “heterological” autological or heterological?