<253121736> . "Artem" . "Potebnia" . "Reduction"@en . "5537d4bb39bc7da389105cedd4fcc04d" . "Artem Potebnia" . "Multifractal"@en . "Equivalence relation"@en . "P and NP classes"@en . . "Computational problem"@en . . . <0000-0002-8162-5613> .