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13.11.2017 No. 1 No. 2 No. 3 No. 4 Special Issue

Mathematics, Physics, Technical Sciences, Information Science

Volume 18, Number 4

October - December 2017




1. Vlad Stefan BARBU, Alex KARAGRIGORIOU, Vasile PREDA, Entropy, divergence rates and weighted divergence rates for Markov Chains 293


2. C. HATEGAN , R.A. IONESCU, Neutron subthreshold states. A Gamow-Siegert state approach 302
3. Bogdan CONSTANTINESCU, Daniela CRISTEA-STAN, Daniele CECCATO, Catalin LUCULESCU, Studies on transilvanian native gold samples from Rosia Montana and Cavnic deposits using micro-pixe 308
4. Mahmoud A. ZAKY, Ibrahem G. AMEEN, Mohamed A. ABDELKAWY, A new operational matrix based on Jacobi wavelets for a class of variable-order fractional differential equations 315
5. Du¹an POPOV, On some properties of the k-coherent states 323
6. Mir ASMA, W.A.M. OTHMAN, B.R. WONG, Anjan BISWAS, Optical soliton perturbation with quadratic-cubic nonlinearity by semi-inverse variational principle 331
7. Abdul-Majid WAZWAZ, Negative-order forms for the Calogero-Bogoyavlensky-schift equation and the modified Calogero-Bogoyavlensky-schift equation 337

Technical Sciences

8. Adrian CANDEA, Anca JIVANESCU, Marius LERETTER, Mihai ROMANU, Marginal and internal fit of partial-retainer CAD/CAM zirconia fixed dental protheses 345
9. Daniela TARNITA, Dan-Bogdan MARGHITU, Nonlinear dynamics of normal and osteoarthritic human knee 353
10. Emanoil LINUL, Liviu MARSAVINA, Jaroslav KOVACIK, Tomasz SADOWSKI, Dynamic and quasi-static compression tests of closed-cell aluminium alloy foams 361
11. Carmen GRIGORAS, Victor GRIGORAS, Complex dynamics in hysteretic nonlinear oscilator circuit 370
12. Veturia CHIROIU, Ligia MUNTEANU, Dan DUMITRIU, Cristian RUGINA, Cornel BRISAN, On the sonic films with defects 378



Proc. Ro. Acad., Series A, Volume 18, No. 4, pp. 291-386, Bucharest, 2017

copyright © Academia Romānă 2006

copyright © Academia Romānă 2006