E_n Genera
classification
🧮 math.AT
keywords
ringspectraeveryrepresenteddimensionalgeneragroupshomotopy
read the original abstract
Let R be an E_2 ring spectrum with zero odd dimensional homotopy groups. Every map of ring spectra MU to R is represented by a map of E_2 ring spectra. If 2 is invertible in pi_0(R), then every map of ring spectra MSO to R is represented by a map of E_2 ring spectra.
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