منابع مشابه
Sticks and Clubs
We study combinatorial principles known as stick and club. Several variants of these principles and cardinal invariants connected to them are also considered. We introduce a new kind of side-by-side product of partial orderings which we call pseudo-product. Using such products, we give several generic extensions where some of these principles hold together with ¬CH and Martin’s Axiom for counta...
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As John Berger and Jean Mohr pointed out in The Seventh Man [5] an arresting photographic essay of European migrant labour in the 1970s the incapacitated and dying migrant is a murky presence within capitalism’s unconscious. Parodying the mounting tension between the global demand for healthy aspirational migrant workers and the responsibility for their long term well-being and care, Berger wro...
متن کاملPick up sticks
Break a ruler of length n inches with indentations at each inchmark into n sticks of length one by repeatedly picking up all the fragments which are still of length greater than one and throwing them down all at once until all the sticks are of length one. Assume that each stick breaks into exactly two sticks uniformly at the inchmarks. What is the expected number of throws needed to complete t...
متن کاملSticks and stones.
THIS Oration is given annually to welcome students to the Hospital. In the past, students spent the first two years of study at the University and often wondered when they would ever see a patient. Then they came to hospital and were welcomed at the annual oration. With the new curriculum, students have been in hospital already, but the welcome is no less genuine. I am going to address my remar...
متن کاملL1 sticks around
icrotubule (MT) assembly is a dynamic process involving the addition and removal of tubulin ␣ heterodimers. The binding of microtubule-associated proteins (MAPs) to MTs helps to prevent depolymerization M of assembled filaments. Despite years of study, there has been little consensus on the structural basis for this stabilization. Open a number of textbooks on the subject, and you are likely t...
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ژورنال
عنوان ژورنال: Scientific American
سال: 1898
ISSN: 0036-8733
DOI: 10.1038/scientificamerican12101898-19195supp