Contact Me

In spite of my best efforts, my books have their share of typos. My sincere apologies for any inconvenience caused by the errors in these book.

If you find any errors not stated in the lists of errata available below, or if you have any suggested improvements for possible future editions of the books, I would very much appreciate hearing from you by email or regular mail.

      Ethan D. Bloch
      Bard College
      Annandale-on-Hudson, NY 12504
      bloch "at" bard "dot" edu

A First Course in
Geometric Topology and Differential Geometry
Birkhäuser, 1996

• Publisher's information

This book, my first, has an embarrassingly large number of errors. Please send me any more that you find.

• Errata for "A First Course in Geometric Topology and Differential Geometry"

Proofs and Fundamentals:
A First Course in Abstract Mathematics
Birkhäuser, 2000

This book is now replaced by the second edition, mentioned below. All errors listed in the errata for the first edition (except for a few that were caught too late) have been corrected in the second edition, and many other changes have been made.

• Errata for "Proofs and Fundamentals: A First Course in Abstract Mathematics, first edition"

Proofs and Fundamentals:
A First Course in Abstract Mathematics
2^nd Edition
Springer, 2010

• Publisher's information

This book replaces the first edition, mentioned above. Please send me any errors that you find.

• Errata for "Proofs and Fundamentals: A First Course in Abstract Mathematics, 2^nd edition"

The proof of Zorn's Lemma, on p. 124, has an error. The following proof should be used instead.

• Proof of Zorn's Lemma

The following handout is meant to be used with Section 8.8.

• You are the Professor

The Real Numbers and Real Analysis
Springer, 2011

• Publisher's information

This book is new, and I hope it will not have too many errors. Please send me any errors that you find.

• Errata for "The Real Numbers and Real Analysis"