Llibre Jaume

Publications in Math-Net.Ru

1. Phase Portraits of the Equation $\ddot x + a x \dot x + b x^3=0$
   
   Regul. Chaotic Dyn., 29:6 (2024),  825–837
2. Some families of quadratic systems with at most one limit cycle
   
   Bul. Acad. Ştiinţe Repub. Mold. Mat., 2023, no. 1,  8–15
3. Criteria for the nonexistence of periodic orbits in planar differential systems
   
   Bul. Acad. Ştiinţe Repub. Mold. Mat., 2023, no. 1,  3–7
4. Tangential Trapezoid Central Configurations
   
   Regul. Chaotic Dyn., 25:6 (2020),  651–661
5. On the Convex Central Configurations of the Symmetric $(l+2)$-body Problem
   
   Regul. Chaotic Dyn., 25:3 (2020),  250–272
6. Limit cycles in continuous and discontinuous piecewise linear differential systems with two pieces separated by a straight line
   
   Bul. Acad. Ştiinţe Repub. Mold. Mat., 2019, no. 2,  3–12
7. On the mechanisms for producing linear type centers in polynomial differential systems
   
   Mosc. Math. J., 18:3 (2018),  409–420
8. Darboux Polynomials, Balances and Painlevé Property
   
   Regul. Chaotic Dyn., 22:5 (2017),  543–550
9. Nonintegrabilty of a Halphen system
   
   TMF, 181:2 (2014),  296–311
10. Geometric configurations of singularities for quadratic differential systems with total finite multiplicity lower than 2
    
    Bul. Acad. Ştiinţe Repub. Mold. Mat., 2013, no. 1,  72–124
11. A note on the first integrals of vector fields with integrating factors and normalizers
    
    SIGMA, 8 (2012), 035, 9 pp.
12. A restricted version of Hilbert's 16th problem for quadratic vector fields
    
    Mosc. Math. J., 10:2 (2010),  317–335
13. Open problems on the algebraic limit cycles of planar polynomial vector fields
    
    Bul. Acad. Ştiinţe Repub. Mold. Mat., 2008, no. 1,  19–26
14. Quadratic systems with limit cycles of normal size
    
    Bul. Acad. Ştiinţe Repub. Mold. Mat., 2003, no. 1,  31–46