Displaying similar documents to “The fundamental groups of subsets of closed surfaces inject into their first shape groups.”

A Whitehead product for track groups (II).

Keith A. Hardie, A. V. Jansen (1989)

Publicacions Matemàtiques

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Two direct relations are exhibited between the Whitehead product for track groups studied in [4] and the generalized Whitehead product in the sense of Arkowitz. The problem of determining the order of the Whitehead square is posed and some computations given.