### History of Homological Algebra, by Chuck Weibel

This is a survey of the history of Homological Algebra,
from its beginnings with Riemann and Betti, and Poincaré,
to the previous decade.

This paper appeared as pp.797-836 in the book
*The History of Topology*, ed. I.M. James, Elsevier, 1999.

Chuck Weibel <weibel@math.rutgers.edu>