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  • TOME 64 (112), No. 4, 2021
    • Olivia Yaoxiang Mei, Fanghou Qing, Fan Yan, Zhang Yan: Some new relations between sums of squares and triangular numbers, 305-315
    • Shabnam Malik: Hamiltonicity in directed Toeplitz graphs $T_n\langle 1, 3, 4;
t\rangle$, 317-327
    • Amir Ghasem Ghazanfari, Somayeh Malekinejad: Heron means and Pólya inequality for sector matrices, 329-339
    • Mariam Manjikashvili, Sulkhan Mukhigulashvili: Necessary and sufficient conditions of disconjugacy for the fourth order linear ordinary differential equations, 341-353
    • Mariana Chivu Cojocaru, Andaluzia Matei: Saddle point formulations for a class of nonlinear boundary value problems, 355-368
    • Aicha Nemsi, Abdelfeteh Fareh: General decay of the solution of a one dimensional double porous elastic system with memory, 369-390
    • Navid Nemati, Mohammad Reza Pournaki, Siamak Yassemi: Componentwise linearity and the gcd condition are preserved by the polarization, 391-399
    • Marilena Jianu, Sever Angel Popescu: On a problem related to Egyptian fractions, 401-411