6 Answered Questions

[SOLVED] third stable homotopy group of spheres via geometry?

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[SOLVED] Why the Dold-Thom theorem?

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[SOLVED] What determines a model structure?

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[SOLVED] Whitehead for maps

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[SOLVED] What are the uses of the homotopy groups of spheres?

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[SOLVED] Are there any "homotopical spaces"?

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[SOLVED] Computing homotopies

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[SOLVED] Why the "W" in CGWH (compactly generated weakly Hausdorff spaces)?

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[SOLVED] Do we still need model categories?

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[SOLVED] What is so "spectral" about spectra?

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[SOLVED] A homotopy commutative diagram that cannot be strictified

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[SOLVED] categorical homotopy colimits

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[SOLVED] Classifiying sphere eversions

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[SOLVED] The cell structure of Thom spectra