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There is the statement in section 3 (Properties): The ε-topology is always finer than the π-topology [...].
This statement is wrong as the π-topology is the finest topology making continuous. Hence, the ε-topology cannot be finer (without being identical). See also http://www.math.uni-konstanz.de/~infusino/TVS-WS17-18/Lect15.pdf Proposition 4.2.15. — Preceding unsigned comment added by 188.104.160.195 (talk) 19:14, 12 November 2020 (UTC)