adolescents and young adults and their problems is an issue whose importance is obvious to anyone because youth are the founders of our countrys future and requires proper planning to be on leisure. given the importance of leisure,this study to investigate needs assessment and planning how adolescents and young adults spend their leisure time in urban of case study of high school girls and boys...

In different verses of holey Quran, natural aspect of human creation has been described by such words as clay, dust, water, despised fluid, gushing fluid,   drop of seed and clot. Some relying on the variety of the words have claimed a disagreement between science and Quran. This paper has intended to answer the claim with studying exegetical views under the related verses with an emphasis on t...

Although skin manifestations of COVID-19 were reported later than major organs affected, but it seems that they have gained relatively defined and definite described patterns. Regardless of strength and quantity of published papers and reports of rare cases, generally reported cutaneous manifestations are similar. However affection of vairous nail lesions have been mentioned recently. Even thou...

implicit and unobserved errors and vulnerabilities issues usually arise in cryptographic protocols and especially in authentication protocols. this may enable an attacker to make serious damages to the desired system, such as having the access to or changing secret documents, interfering in bank transactions, having access to users’ accounts, or may be having the control all over the syste...

if the precise implementation of the principle of proportion and:balance between the violation and the penalty as well as the other dimensions could be considered as a stick yard for the imptementation of justice any lack of preciseness in carrying out such principle would not indeed be much too far from injustice . naturally ,if it would be imagined that the objective of balance between...