The largest proper congruence on S(X) (Q1066505)

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scientific article; zbMATH DE number 3925787
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The largest proper congruence on S(X)
scientific article; zbMATH DE number 3925787

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    The largest proper congruence on S(X) (English)
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    1984
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    For certain spaces, including absolute retracts, the largest proper congruence on the semigroup of continuous selfmaps is characterized. Roughly, two maps are related iff for each subset A of a certain type, either the maps agree on A or both fail to be injective on A.
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    largest proper congruence
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    semigroup of continuous selfmaps
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