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Kate Juschenko
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Continuity of the product map

Let $A$ be a $C^*$-algebra.

Is it possible to characterize $A$ for which the product map defined by

$$\sum\limits_{i=1}^n a_i\otimes b_i \mapsto \sum\limits_{i=1}^n a_i b_i$$

is continuous with respect to the minimal tensor product of $C^*$-algebras?

Kate Juschenko
  • 4.7k
  • 22
  • 47