C.M.S. • Fredericton, NB • June 2010

**Meditations on Arens Multiplication**

F.E.J. Linton • Wesleyan Univ. Math/CS Emeritus

F.E.J. Linton • Wesleyan Univ. Math/CS Emeritus

Write **T** for the usual (compact, T_{2}) circle group,
**C** = |**T**| for its underlying (discrete) Abelian group.
The **Bohr compactification** β*A* of discrete Abelian group *A*
“is” the left adjoint to
| |: *AbGp*(KT_{2}) → *AbGp*.