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Author: Karátson, János

• Karátson, János; Korotov, Sergey: Sharp upper global a posteriori error estimates for nonlinear elliptic variational problems. (English). Applications of Mathematics, vol. 54 (2009), issue 4, pp. 297-336
• Karátson, János: Mesh independent superlinear convergence estimates of the conjugate gradient method for some equivalent self-adjoint operators. (English). Applications of Mathematics, vol. 50 (2005), issue 3, pp. 277-290