Posts

• Aug 26, 2019

  E(n)-local spectra and the AHSS

• Aug 21, 2019

  The Turyn construction

• Jul 26, 2019

  Homotopy vs strict colimits

• Jul 25, 2019

  Preimages under the A-hat and Witten genera

• Jul 24, 2019

  The Witten genus at p=2

• Jul 23, 2019

  Chromatic splitting, redux

• Jul 22, 2019

  A question related to chromatic splitting

• Jul 20, 2019

  Quadratic reciprocity

• Jul 19, 2019

  Centrality in X(n), part I

• Jul 18, 2019

  The Witten genus is surjective at p=3

• Jul 14, 2019

  Weiss calculus and unstable thick subcategories

• Jul 2, 2019

  Calculus and chromatic theory

• Jun 30, 2019

  Structures on Moore spectra

• Jun 22, 2019

  TQFTs and height n

• Jun 15, 2019

  Twists of cohomology theories

• Jun 13, 2019

  Mahowald's eta_j family

• Jun 11, 2019

  Realizing A(1) equivariantly

• Jun 8, 2019

  The ABS orientation and the Witten genus

• Jun 6, 2019

  A love letter to E_2-rings

• Jun 2, 2019

  Invertible TQFTs

• Jun 1, 2019

  Dijkgraaf-Witten theory

• Apr 18, 2019

  Cohen-Moore-Neisendorfer and Ravenel's spectra

• Apr 1, 2019

  Mahowald-Ravenel-Shick and Anick's fibration

• Mar 29, 2019

  Hawking radiation

• Mar 26, 2019

  Certain finite Thom spectra

• Mar 25, 2019

  Complex orientations of Thom spectra

• Mar 8, 2019

  Maps between Morava E-theories

• Mar 5, 2019

  Defining the logarithm at small heights

• Mar 2, 2019

  Computing the logarithm at small heights

• Feb 26, 2019

  Tate spectra

• Feb 23, 2019

  Gonality of modular curves

• Feb 21, 2019

  The moduli of p-divisible groups

• Feb 20, 2019

  Divided powers and the sphere spectrum

• Feb 16, 2019

  Constructing truncated Brown-Peterson spectra

• Feb 15, 2019

  Lifting vector bundles

• Feb 14, 2019

  Additive degeneration and the Steenrod algebra

• Feb 12, 2019

  Hodge theory and Hopf invariant one

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