With the swift development of networking and high-computing energy, the call for for large-scale and intricate software program platforms has elevated dramatically. the various software program platforms aid or supplant human keep watch over of safety-critical structures akin to flight keep an eye on platforms, area travel regulate structures, airplane avionics keep watch over platforms, robotics, sufferer tracking platforms, nuclear strength plant regulate platforms, and so forth. Failure of safety-critical structures may bring about nice mess ups and lack of human existence. as a result, software program used for safeguard­ severe platforms should still defend excessive coverage homes. with a view to agree to excessive coverage homes, a safety-critical approach usually stocks assets among a number of at the same time lively computing brokers and needs to meet inflexible real-time constraints. notwithstanding, concurrency and timing constraints make the improvement of a safety-critical procedure even more mistakes providers and hard. The correctness of software program structures these days relies as a rule at the paintings of checking out and debugging. trying out and debugging contain the method of de­ tecting, finding, studying, keeping apart, and correcting suspected faults utilizing the runtime info of a procedure. despite the fact that, trying out and debugging aren't enough to end up the correctness of a safety-critical approach. against this, static research is supported by means of formalisms to specify the approach accurately. Formal verification tools are then utilized to end up the logical correctness of the method with admire to the specification. Formal verifica­ tion provides us larger self assurance that safety-critical platforms meet the specified insurance homes so one can stay away from disastrous consequences.