Contents Online

# Homology, Homotopy and Applications

## Volume 22 (2020)

### Number 2

### Contents

On a conjecture of Mahowald on the cohomology of finite sub-Hopf algebras of the Steenrod algebra

pp. 59-72

Algebraic cobordism in mixed characteristic

pp. 91-103

An algebraic representation of globular sets

pp. 135-150

A note on a Holstein construction

pp. 151-162

Equivariant Steinberg summands

pp. 203-220

Compatible actions in semi-abelian categories

pp. 221-250

So, what is a derived functor?

pp. 279-293