@article { author = {Kumar, S. and Ravichandran, V. and Verma, S.}, title = {Initial coefficients of starlike functions with real coefficients}, journal = {Bulletin of the Iranian Mathematical Society}, volume = {43}, number = {6}, pages = {1837-1854}, year = {2017}, publisher = {Iranian Mathematical Society (IMS)}, issn = {1017-060X}, eissn = {1735-8515}, doi = {}, abstract = {The sharp bounds for the third and fourth coefficients of Ma-Minda starlike functions having fixed second coefficient are determined. These results are proved by using certain constraint coefficient problem for functions with positive real part whose coefficients are real and the first coefficient is kept fixed. Analogous results are obtained for a general class of close-to-convex functions}, keywords = {Coefficient estimates,starlike functions,close to convex functions,functions with positive real part,real coefficient}, url = {http://bims.iranjournals.ir/article_1068.html}, eprint = {http://bims.iranjournals.ir/article_1068_2d1a93d22ef0d7481f165dcb3825c786.pdf} }