Title	A connected graph with non-concurrent Longest Paths
Author	ABDUL HAMEED JUNEJO, ABDUL NAEEM KALHORO, ISRAR AHMED, INAYATULLAH SOOMRO, RAZA MUHAMMAD, IMDAD ALI JOKHIO, ROZINA CHOHAN, ALI DINO JUMANI
Citation	Vol. 19  No. 4  pp. 252-254
Keywords	Hamiltonian path longest path Hypo-traceable Gallai’s property P ?_i^j

Title	Some polynomial formula of the Diophantine Quadruple with D(n) property
Author	Abdul Hakeem Phulpoto, Israr Ahmed, Inayatullah Soomro, Abdul Hameed, Raza Muhammed, Imdad Ali jokhio, Rozina chohan, Abdul Naeem Kalhoro, Shah Nawaz Phulpoto, Ali Dino Jumani
Citation	Vol. 19  No. 4  pp. 249-251
Keywords	diophantine quadruple , arithmeticprogression, diophantine m-tuple

Title	Diophantine Quadruple with D(9) property
Author	Abdul Hakeem Phulpoto, Israr Ahmed, Abdul Hameed, Inayatullah Soomro, Raza Muhammed, Imdad Ali jokhio, Rozina chohan, Abdul Naeem Kalhoro, Shah Nawaz Phulpoto, Ali Dino Jumani
Citation	Vol. 19  No. 4  pp. 245-248
Keywords	diophantine quadruple, arithmetic progression , diophantine m-tuple

Title	Enhancing Security of Transmitted Data by Improved Steganography Method
Author	Abdullah M Basahel, Mohammad Yamin, Adnan Ahmed Abi Sen
Citation	Vol. 19  No. 4  pp. 239-244
Keywords	Steganography, DES, LSB, Security, Privacy