Tyler Lawson's user avatar
Tyler Lawson's user avatar
Tyler Lawson's user avatar
Tyler Lawson
  • Member for 14 years, 5 months
  • Last seen this week
14 votes
Accepted

Construct a CW complex with prescribed homotopy groups and actions of $\pi_1$.

14 votes
Accepted

What's the cell structure of K(Z/nZ, 1)? Does it let me sum this divergent series? What about other finite groups?

14 votes

Book on Hochschild (co)homology

14 votes
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isomorphic spectral sequences => quasi-isomorphic filtered chain complexes?

14 votes
Accepted

Does a graded vector space isomorphism between the homology of two loop spaces imply the existence of an algebra isomorphism?

14 votes
Accepted

Computing an explicit homotopy inverse for $B(*,H,*) \hookrightarrow B(*,G,G/H)$

14 votes

cup product and Steenrod operations in Serre spectral sequence

14 votes
Accepted

Thom spectrum in the definition of power operations

14 votes
Accepted

"Phantom" non-equivalences of spectra?

13 votes
Accepted

Which homotopy 2-types are H-spaces?

13 votes
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Two $\infty$-categories of chain complexes

13 votes
Accepted

Any continuous map is homotopic to one assuming fixed values at finitely many points

13 votes
Accepted

Multiplicativity of the homology Atiyah-Hirzebruch spectral sequence for a ring spectrum

13 votes
Accepted

Homotopy orbits, spectra and infinite loop spaces

13 votes
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The multiplication on $THH$ of finite fields

13 votes
Accepted

Do topological spaces form a full subcategory of spectra?

13 votes
Accepted

Toda's book on homotopy groups of spheres

13 votes
Accepted

Is there a category whose isomorphisms are precisely the simple homotopy equivalences?

13 votes
Accepted

Ring structure on the $K(1)$-local homotopy of $S^0$ at the prime 2

13 votes
Accepted

Non-vanishing $\mathrm{lim}^1$-term for the cohomology of a CW-complex

13 votes
Accepted

Is the geometric realization of a level-wise weak equivalence a weak equivalence?

13 votes

Is the category of vector bundles over a topological space abelian?

13 votes

Conjuring phantoms by hand?

13 votes
Accepted

CW structure on spaces obtained by attaching cells wildly

13 votes

Identifying the stacks in Devinatz-Hopkins-Smith

13 votes
Accepted

categorical homotopy colimits

13 votes

Whitehead for maps

13 votes
Accepted

Are generalized cohomology theories a homotopy category of some category of invariants?

12 votes

Freyd-Mitchell for triangulated categories?

12 votes

Is an A-infinity thing the same the same as strict thing viewed through a homotopy equivalence?

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