Galois theory, Hopf algebras, and semiabelian categories Book

	Algebraic cohomologic : the early days	1
	A survey of semi-abelian categories	27
	Commutator theory in regular Mal'cev categories	61
	Categorical aspects of modularity	77
	Crossed complexes and homotopy groupoids as non commutative tools for higher dimensional local-to-global problems	101
	Galois groupoids and covering morphisms in Topos theory	131
	Galois corings from the descent theory point of view	163
	Quantum categories, star autonomy, and quantum groupoids	187
	Morphisms of 2-groupoids and low-dimensional cohomology of crossed modules	227
	Applications of categorical Galois theory in universal algebra	243
	Fibrations for abstract muticategories	281
	Lie-Rinehart algebras, descent, and quantization	295
	A note on the semiabelian variety of Heyting semilattices	317
	Monoidal functors generated by adjunctions, with applications to transport of structure	319
	On the cyclic homology of Hopf crossed products	341
	On sequentially h-complete groups	353
	Embeddings of algebras	359
	Universal covers and category theory in polynomial and differential Galois theory	373
	Weak categories in additive 2-categories with kernels	387
	Dendrotopic sets	411
	On factorization systems and admissible Galois structures	463
	Hopf-Galois and bi-Galois extensions	469
	Extension theory in Mal'tsev varieties	517
	On projective generators relative to coreflective classes	523
	The monotone-light factorization for categories via preorders	533
	Separable morphisms of categories via preordered sets	543
	Frobenius algebras in tensor categories and bimodule extensions	551