منابع مشابه
Fast Pseudorandomness for Independence and Load Balancing
We provide new constructions of several fundamental pseudorandom objects. Loosely speaking, these constructions obtain exponential improvements in efficiency compared to previous constructions with comparable randomness complexity. Our measure of efficiency is the number of word operations, as captured by the well-established unitcost word RAM model. Our main results are the following: 1. A fam...
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Since its beginning in the mid 1940s, human factors has tried to keep up with the ever increasing demands from technological and societal developments. Looking back, the development of human factors can be described as corresponding to three ages. In the first age, humans were seen as too too imprecise, variable, and slow to allow the full use of the technological potential. In the second age, ...
متن کاملGirth, minimum degree, independence, and broadcast independence
An independent broadcast on a connected graph $G$is a function $f:V(G)to mathbb{N}_0$such that, for every vertex $x$ of $G$, the value $f(x)$ is at most the eccentricity of $x$ in $G$,and $f(x)>0$ implies that $f(y)=0$ for every vertex $y$ of $G$ within distance at most $f(x)$ from $x$.The broadcast independence number $alpha_b(G)$ of $G$is the largest weight $sumlimits_{xin V(G)}f(x)$of an ind...
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ژورنال
عنوان ژورنال: Academic Medicine
سال: 1984
ISSN: 1040-2446
DOI: 10.1097/00001888-198403000-00012