@article{paperid:1042534, author = {Saman Babaie-Kafaki and Ghanbari, Reza}, title = {Two optimal Dai–Liao conjugate gradient methods}, journal = {Optimization}, year = {2014}, month = {July}, issn = {0233-1934}, pages = {1--11}, numpages = {10}, keywords = {unconstrained optimization; large-scale optimization; conjugate gradient method; condition number; global convergence}, }