Volume 3 Number 2, 2015 Two New Results on Permutation Graphs Soma Mishra Pages 57-63 Download (2,0)-Ideals in $\Gamma$-Semirings R.D.Jagatap Pages 65-70 Download The Weak (Monophonic) Convexity Number of a Graph S.V.Padmavathi Pages 71-79 Download Some Results Concerning Stability Problem in Fredholm Theory and Applications Boulbeba Abdelmoumen Pages 81-92 Download