… the tensor product of the homology groups of the two complexes, … formal properties usually
encountered in homology theory. … algebra A = AA* where A* is the "opposite" algebra of A. A …

… Five years ago, I taught a one-quarter course in homological algebra. I discovered that there
… Chapter 8 focuses on a special property of Tor. These three groupings are independent, as …

… found by students needing homological algebra as a tool. … at homological algebra. This
book is an attempt to break down that barrier by providing an introduction to homological algebra …

… A spectral sequence of abelian groups is a family of abelian groups E = (Ep9, En), p, q,re Z,
r≥ 1, and a family of homomorphisms with some properties that we will describe shortly. But …

… a category displaying interesting properties by themselves. In [6]… By using these results, we
investigate interesting properties of … Homological properties of nontrivial extensions of abelian …

… of the homological algebra of this period was the computation and properties of various …
derived categories, and axiomatization of their properties leads to the notion of triangularted …

… Since the homological properties of a space are completely determined by those of its path
… , and the homological properties of any path component are independent of the properties of …

… homomorphisms induced on homology are an algebraic reflection of the properties of
continuous maps between spaces. The following are simple properties of induced homomorphisms…

… In Section 4 we study the extension algebra of standard modules in 0. This is an old open
problem, where really not that much is known. The only available conjecture about the …

… Homological properties of a subtorus of il eompdct Lie group … A basic problem is tr3 calculate
the homology If *(G/W) over a … of differential graded homological algebra in order to prove …