Every random number generator has its advantages and deficiencies. There are no `̀ safe'' generators. The practitioner's problem is how to decide which random number generator will suit his needs best. In this paper, we will discuss criteria for good random number generators: theoretical support, empirical evidence and practical aspects. We will study several recent algorithms that perform bette...

one of the main subjects of rhetoric is assigning the truth and falsity of declarative sentences. if a proposition may be assessed as a truth or falsity, it will be considered as a declarative sentence, otherwise it will be compositional. there were some theologians and philosophers who brought up the discussion of truth and untruth of declaration for the first. although all literal proposition...

inward rectifier (Kir) class channels and low numbers of nonselective ion channels. In pacing neurons and cardiac cells, I f disturbs this equilibrium by gently nudging the membrane potential in the depolarizing direction. Although I f appears to be important in pacing in several Boston, Massachusetts 02115 excitable cell types, it is by no means the only type of current that controls pacemaker...