Mohammed, Mustafa Ibrahem Ishag; Abd-alla, Dafaa-alla Hamd-alnil Dafaa-alla; Al-fadil, Khidir Mohammed Ali; Supervisor - Salwa Harfi
(Sudan university of Science and technology, 2015-09-01)
In the first chapter we were out line the most basic material about matrices and vectors, we considered system of two differential equation in two unknown functions and more general, systems of differential equation in ...