for the first time in the history of logic, abd al razzaq al-jili (d. 570/1174), in the treatise al-lame fi al-shakl al-rabe, dealt with the modal syllogisms of the fourth figure. previous to him, dinha, the priest, and ibn salah al-hamadani had discussed the non-modal moods of the fourth figure. jili’s treatise deals only with simple modalities and ignores the complex ones. his pupil, fakhr al...

second chapters of the books, jami‘ al-alh?an, maq?s?id al-alh?an and sharh?-i adwar that are all important compilations dealing with music have written by ‘abd al-qadir maraghi appropriates to fretting the string instruments. maraghi has mentioned various methods, which are mainly based on s?af? al-din urmawi’s views, for determining the ratio between the notes, yet he has also contributed sev...

the current study examines contradictions in muhammad mahdi al-jawahiri’s political poetry. al-jawahiri led most of his life amidst the turmoil caused by the political events and developments that iraq has undergone through different periods beginning with the 1920 revolution led by religious leaders and ending with al-ba‘th party and saddam hussein. al-jawahiri has beencontradictory in his poe...

The genitalia of Drosophila derive from the genital disc and require the activity of the Abdominal-B (Abd-B) Hox gene. This gene encodes two different proteins, Abd-B M and Abd-B R. We show here that the embryonic genital disc, like the larval genital disc, is formed by cells from the eighth (A8), ninth (A9) and tenth (A10) abdominal segments, which most likely express the Abd-B M, Abd-B R and ...

Data Security is the most important issue nowadays. A lot of cryptosystems are introduced to provide security. Public key cryptosystems are the most common cryptosystems used for securing data communication. The common drawback of applying such cryptosystems is the heavy computations which degrade performance of a system. Modular multiplication is the basic operation of common public key crypto...