Geodesic

Volume 22 (2020) no. 2

Sommaire

Topological $K$-theory of equivariant singularity categories
p. 1-29
Time-reversal homotopical properties of concurrent systems
p. 31-57
On a conjecture of Mahowald on the cohomology of finite sub-Hopf algebras of the Steenrod algebra
p. 59-72
Quantifying Quillen’s uniform $\mathcal{F}_p$-isomorphism theorem
p. 73-90
Algebraic cobordism in mixed characteristic
p. 91-103
A $\operatorname{dg}$ Lie model for relative homotopy automorphisms
p. 105-121
Crossed modules and symmetric cohomology of groups
p. 123-134
An algebraic representation of globular sets
p. 135-150
A note on a Holstein construction
p. 151-162
The homology of principally directed ordered groupoids
p. 163-172
The non-nil-invariance of periodic topological cyclic homology
p. 173-179
Koszul duality and the Hochschild cohomology of Artin–Schelter regular algebras
p. 181-202
Equivariant Steinberg summands
p. 203-220
Compatible actions in semi-abelian categories
p. 221-250
A simple proof of Curtis’ connectivity theorem for Lie powers
p. 251-258
Euler characteristics of finite homotopy colimits
p. 259-264
Verification of the Quillen conjecture in the rank 2 imaginary quadratic case
p. 265-278
So, what is a derived functor?
p. 279-293
Braided categorical groups and strictifying associators
p. 295-321
Galois theory and the categorical Peiffer commutator
p. 323-346
Crossed modules in the category of Loday QD-Rinehart algebras
p. 347-366
An elementary computation of the cohomology of the Fomin–Kirillov algebra with $3$ generators
p. 367-386
Constructions of self-maps of $\operatorname{SU}(4)$ via Postnikov towers
p. 387-399