@article{201811.0301, doi = {}, url = {https://doi.org/}, year = 2019, month = {April}, publisher = {Preprints}, author = {Apoloniusz Tyszka}, title = {On Sets ${\mathcal X} \subseteq$ $\mathbb N$ Whose Finiteness Implies That We Know an Algorithm Which for Every $n \in \mathbb N$ Decides the Inequality $\max(\mathcal X)