We know that the character space of the Banach algebra $L^{1}(\mathbb Z)$ is homeomorphic to the unit circle $\mathbb T$, but I can't show that the Gelfand and norm topologies are equal on that.
2026-03-28 21:34:17.1774733657
The Gelfand and norm topologies are equal on the character space of $L^1(\mathbb Z)$
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