Algebra: Chapter 0
Algebra: Chapter 0 is a graduate abstract algebra textbook written by Paolo Aluffi. The book was first published in 2009 by the American Mathematical Society and is now a common choice in introductory courses in abstract algebra.
History
Algebra: Chapter 0 was published by the American Mathematical Society's as part of their Graduate Studies in Mathematics series. The book was well-received and an updated second printing was published in 2016.The book began as a transcript of Aluffi's lectures at Florida State University.
Aluffi maintains an extensive list of errata on his Florida State University webpage.