Set Theory exercise: How to Prove It by Daniel J. Velleman

[evillafuertej (Emerson Alex Villafuerte Jara)]

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[dvellema (Daniel Velleman)]

Note: The title of the book is How To Prove It, not How To Solve It.

[ahmed (Ahmed Elbanna)]

Thank you, Prof. Velleman, for the note. We fixed the book’s title in the post.