Existence of a highly normal number that is not KL-stochastic
A real number is highly normal if it is weakly -normal for every computable function . A real number is KL-stochastic if it satisfies the corresponding Kolmogorov–Loveland stochasticity condition.
Existence conjecture. There is a highly normal number that is not KL-stochastic.
The paper has established that highly normal numbers are closed under complements and that some highly normal numbers are not supernormal. The separation between high normality and KL-stochasticity is left as an open problem.
References
Primary source
Wesley Calvert, Emma Grunner, Elvira Mayordomo, Daniel Turetsky and Java Darleen Villano, “Normality, Relativization, and Randomness”, arXiv:2312.10204 (2025).
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