# Forever Undecided

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- Book: [Forever Undecided](https://www.bookquiver.com/raymond-smullyan/forever-undecided) ([Forever Undecided.md](https://www.bookquiver.com/raymond-smullyan/forever-undecided.md))
- Authors: [Raymond Smullyan](https://www.bookquiver.com/raymond-smullyan)
- Publisher: knopf
- Medium: ebook
- ISBN: 978-03-0796-246-1
- Published: 2012-07-04
- Language: en_US
- Binding: E-book

## Description

Forever Undecided is the most challenging yet of Raymond Smullyan’s puzzle collections. It is, at the same time, an introduction—ingenious, instructive, entertaining—to Gödel’s...