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55Qxx

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Homotopy groups

  • 55Q05 Homotopy groups, general; sets of homotopy classes
  • 55Q07 Shape groups
  • 55Q10 Stable homotopy groups
  • 55Q15 Whitehead products and generalizations
  • 55Q20 Homotopy groups of wedges, joins, and simple spaces
  • 55Q25 Hopf invariants
  • 55Q35 Operations in homotopy groups
  • 55Q40 Homotopy groups of spheres
  • 55Q45 Stable homotopy of spheres
  • 55Q50 $J$-morphism [See also 19L20]
  • 55Q51 $v_n$-periodicity
  • 55Q52 Homotopy groups of special spaces
  • 55Q55 Cohomotopy groups
  • 55Q70 Homotopy groups of special types [See also 55N05, 55N07]
  • 55Q91 Equivariant homotopy groups [See also 19L47]
  • 55Q99 None of the above, but in this section