Stability of equilibria for the free rigid body P Birtea, I Cașu, TS Ratiu, M Turhan
Journal of nonlinear science 22 (2), 187-212, 2012
22 2012 First order optimality conditions and steepest descent algorithm on orthogonal Stiefel manifolds P Birtea, I Cașu, D Comănescu
Optimization Letters 13, 1773-1791, 2019
17 2019 Optimization on the real symplectic group P Birtea, I Cașu, D Comănescu
Monatshefte für Mathematik 191 (3), 465-485, 2020
12 2020 Hamilton–Poisson formulation for the rotational motion of a rigid body in the presence of an axisymmetric force field and a gyroscopic torque P Birtea, I Cașu, D Comănescu
Physics Letters A 375 (45), 3941-3945, 2011
9 2011 ON THE STABILITY PROBLEM FOR THE FREE RIGID BODY I CAȘU
9 * Sufficient conditions for instability of equilibrium for circulatory and gyroscopic systems P Birtea, I Cașu, D Comănescu
Physica D: Nonlinear Phenomena 241 (19), 1655-1659, 2012
8 2012 Symmetries of the Maxwell-Bloch equations with the rotating wave approximation I Cașu
Regular and Chaotic Dynamics 19, 548-555, 2014
7 2014 The stability problem and special solutions for the 5-components Maxwell–Bloch equations P Birtea, I Cașu
Applied Mathematics Letters 26 (8), 875-880, 2013
7 2013 Energy Methods in the Stability Problem for the 𝔰𝔬 (4) Free Rigid Body P Birtea, I Cașu
International Journal of Bifurcation and Chaos 23 (02), 1350032, 2013
7 2013 Constraint optimization and quantum control landscapes P Birtea, I Casu, D Comanescu
arXiv preprint arXiv:2103.11132, 2021
6 2021 Geometrical aspects in the rigid body dynamics with three quadratic controls M Puta, I Casu
Proceedings of the International Conference on Geometry, Integrability and …, 2000
6 2000 Second order optimality on orthogonal Stiefel manifolds P Birtea, I Cașu, D Comănescu
Bulletin des Sciences Mathématiques 161, 102868, 2020
5 2020 Stability and integrability aspects for the Maxwell–Bloch equations with the rotating wave approximation I Cașu, C Lăzureanu
Regular and Chaotic Dynamics 22, 109-121, 2017
4 2017 The rigid body on SO (2, 1) and its integration C Ioan, C Mircea, P Mircea, S Aurelian
Tensor. New series 68 (1), 76-81, 2007
3 2007 Instability conditions for circulatory and gyroscopic conservative systems P Birtea, I Casu, D Comanescu
arXiv preprint arXiv:1112.1192, 2011
2 2011 Constant Poisson structures and the weighted Euler integrator M Puta, I Cașu, A Voitecovici
Journal of computational and applied mathematics 111 (1-2), 147-152, 1999
2 1999 Kahan's integrator and the free rigid body dynamics M Puta, I Cașu
Universitatea de Vest din Timișoara, Facultatia de Matematica, 1997
2 1997 Characterization of the critical points for the shear-stretch strain energy of a Cosserat problem P Birtea, I Cașu, D Comănescu
Zeitschrift für angewandte Mathematik und Physik 71 (2), 67, 2020
1 2020 Pompeiu's Theorem Revisited Á Bényi, loan Cașu
The College Mathematics Journal 40 (4), 252-258, 2009
1 2009 From Heron's formula to a characteristic property of medians in the triangle Á Bényi, I Casu
AUSTRALIAN MATHEMATICAL SOCIETY GAZETTE 34 (4), 217, 2007
1 2007