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0111 · Dec 202119922001200920172026
1 result for “Delta-group”
Action of automorphisms of pure braid groups on homotopy groups of two-spheremath.GR

Study automorphisms of pure braid groups on sphere homotopy groups.

problem Understanding automorphisms' effect on sphere homotopy groups.
method Examined Delta-group structure, proved invariance of cycle and boundary groups, computed action for few strands.
result Induced action of all automorphisms of pure braid groups on sphere homotopy groups.
pure braid groupsautomorphismshomotopy groupstwo-sphereDelta-group
2021-12-10abs ↗pdf ↗