TY - JOUR ID - 967 TI - On boundary value problem for fractional differential equations JO - Bulletin of the Iranian Mathematical Society JA - BIMS LA - en SN - 1017-060X AU - Hamidi, M.R. AU - Nyamoradi, N. AD - Department of Mathematics‎, ‎Faculty of Sciences‎, ‎Razi University‎, ‎67149 Kermanshah‎, ‎Iran. AD - Department of Mathematics‎, ‎Faculty of Sciences‎, ‎Razi‎ University,‎ ‎67149 Kermanshah‎, ‎Iran. Y1 - 2017 PY - 2017 VL - 43 IS - 3 SP - 789 EP - 805 KW - Fractional differential equations‎ KW - ‎solutions‎ KW - variational methods‎ KW - ‎Morse theory‎ KW - ‎fountain Theorem‎ DO - N2 - In this paper‎, ‎we study the existence of solutions for a‎ ‎ fractional boundary value problem‎. ‎By using critical point theory‎ ‎ and variational methods‎, ‎we give some new criteria to guarantee‎ ‎ that‎ ‎ the problems have at least one solution and infinitely many solutions. UR - http://bims.iranjournals.ir/article_967.html L1 - http://bims.iranjournals.ir/article_967_d381663683864b185eb06d06ebb29f7e.pdf ER -