Jumabayev , S. , Nurakhmetov , D. and Aniyarov, A. 2025. SYMMETRY EQUIVALENCES OF BOUNDARY VALUE PROBLEMS FOR THE NON-UNIFORM BEAMS. Journal of Mathematics, Mechanics and Computer Science. 126, 2 (Jun. 2025). DOI:https://doi.org/10.26577/JMMCS2025126206.