Tuyển tập báo cáo các nghiên cứu khoa học quốc tế ngành hóa học dành cho các bạn yêu hóa học tham khảo đề tài: Stability of a generalized quadratic functional equation in various spaces: a fixed point alternative approach | Advances in Difference Equations SpringerOpen0 This Provisional PDF corresponds to the article as it appeared upon acceptance. Fully formatted PDF and full text HTML versions will be made available soon. Stability of a generalized quadratic functional equation in various spaces a fixed point alternative approach Advances in Difference Equations 2011 2011 62 doi 1687-1847-2011-62 Hassan Azadi Kenary azadi@ Choonkil Park baak@ Hamid Rezaei rezaei@ Sun Young Jang jsym@ ISSN 1687-1847 Article type Research Submission date 12 June 2011 Acceptance date 13 December 2011 Publication date 13 December 2011 Article URL http content 2011 1 62 This peer-reviewed article was published immediately upon acceptance. It can be downloaded printed and distributed freely for any purposes see copyright notice below . For information about publishing your research in Advances in Difference Equations go to http authors instructions For information about other SpringerOpen publications go to http 2011 Azadi Kenary etal. licensee Springer. This is an open access article distributed under the terms of the Creative Commons Attribution License http licenses by which permits unrestricted use distribution and reproduction in any medium provided the original work is properly cited. Stability of a generalized quadratic functional equation in various spaces a fixed point alternative approach Hassan Azadi Kenary1 Choonkil Park 2 Hamid Rezaei1 and Sun Young Jang3 1 Department of Mathematics College of Sciences Yasouj University Yasouj 75914-353 Iran 2Department of Mathematics Research Institute for Natural Sciences Hanyang University Seoul 133-791 Korea 3Department of Mathematics University of Ulsan Ulsan 680-749 Korea Corresponding author baak@ Email addresses HAK azadi@ HR rezaei@ SYJ