منابع مشابه
The weak Hawkins-Simon Condition
A real square matrix satisfies the weak Hawkins-Simon condition if its leading principal minors are positive (the condition was first studied by the French mathematician Maurice Potron). Three characterizations are given. Simple sufficient conditions ensure that the condition holds after a suitable reordering of columns. A full characterization of this set of matrices should take into account t...
متن کاملTable DP-1. Profile of General Demographic Characteristics: 2000 Geographic area: Hawkins County, Tennessee
Under 5 years . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3,339 6.2 5 to 9 years . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3,503 6.5 10 to 14 years . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3,523 6.6 15 to 19 years . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3,284 6.1 20 to 24 years . . . . . . . . . . . . . . . . ....
متن کاملHawkins on intelligence: Fascination and frustration
I find On Intelligence to be both fascinating and frustrating. Fascinating in that it hints at a potentially unifying view (the memory-prediction model) of brain structure and function; and frustrating in that it is very sketchy and in that it also makes claims about AI and conscious experience that seem to me to be questionable. I will mostly leave the neural aspects to other reviewers, focusi...
متن کاملBenjamin Rush on cancer.
It is f i t t ing in this b icentennial year of the United States, for the ed i f i ca t ion of oncologists, to cast a glance at what physicians o f the American Revolut ion though t and practiced about cancer . There is no better source of such en l igh tenment than the wri t ings o f Benjamin Rush (1745-1813) of Phi ladelphia. Of English Quaker stock, born in Pennsylvania and educated at Pr i...
متن کاملIntroduction Penelope Rush
This book is a collection of new essays around the broad central theme of the nature of logic, or the question: ‘what is logic?’ It is a book about logic and philosophy equally. What makes it unusual as a book about logic is that its central focus is on metaphysical rather than epistemological or methodological concerns. By comparison, the question of the metaphysical status of mathematics and ...
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ژورنال
عنوان ژورنال: The Library
سال: 1920
ISSN: 0024-2160,1744-8581
DOI: 10.1093/library/s4-i.1.171