All countable subsets of pseudocompact quasitopological Korovin groups are closed, discrete and $C^{\ast }$-embedded

Evgenii Reznichenko, Mikhail Tkachenko

We show that all countable subsets of any pseudocompact quasitopological group in the form of a Korovin orbit are closed, discrete, and $C^{\ast }$-embedded. Consequently, any infinit…