TY - JOUR AU - Mila Nikolova TI - Solve exactly an under determined linear system by minimizing least squares regularized with an $ {\ell }_{0}$ penalty JO - Comptes Rendus. Mathématique PY - 2011 SP - 1145 EP - 1150 VL - 349 IS - 21-22 PB - Elsevier DO - 10.1016/j.crma.2011.08.011 LA - en ID - CRMATH_2011__349_21-22_1145_0 ER -