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His company 's survey of 17,000 grocery stores , not including Wal-Mart or Costco , showed a nearly 17 percent drop in sales of bulk and bagged spinach for 2006 as compared to a year ago . With depths based on specific sequences of numbers rooted in number theory , the wells scatter a broad range of frequencies evenly over a wide angle . Unlike chief GOP rivals Sen. John McCain and Mitt Romney , Giuliani has been somewhat ambiguous about whether or not he will ultimately pursue the Republican nomination , even though he has taken the initial steps . Then , when they took off the prisms , they temporarily went the other way by overestimating distances and overshooting objects when they walked toward them . At present , the constitution allows only the state to operate a lottery , though it can contract with companies to run it . Sandifer argues that the manuscript and the paper together laid the foundations for a branch of mathematics known as the calculus of variations , which deals with such problems as characterizing optimal forms and finding the peaks and valleys ( maxima and minima ) of mathematical landscapes . He and other administration officials at a news conference praised the report Friday by a U.N. - sponsored panel of hundreds of climate scientists from 113 governments , who said there is little doubt the earth is warming as a result of man-made emissions . They start to crawl clockwise at a constant rate , each moving toward its neighbor . The poor start toward agreement on any number of budget issues dismays people like Senate Budget Committee Chairman Kent Conrad , D-N.D ., who 's hoping for action on the nation 's long-term fiscal problems . Abdullah Gul , speaking after meeting with top U.S. officials , described the possible resolution as an irritant to otherwise close cooperation with the United States on vital issues including bringing political stability to Iraq , preventing nuclear proliferation and connecting Asian energy supplies with European markets . After describing a flamboyantly wacky hotel complex in Las Vegas , Westlake wrote the following : " When Brandon entered the spacious living room of cottage number one at three that afternoon , Earl Radburn in his knife-crease tan clothing stood at the picture window , with its view out over the Battle-Lake , at the moment peaceful , with the tall Moebius shape of the hotel beyond it . " I do n't actually have one , but its 1s and 0s look just as cryptic as Stonehenge 's pillars . Axtell 's model , which emphasized interactions between individuals with different characteristics and the collective behavior that emerges as a result , provides an intriguing , though simplified picture of the evolution of firms . Some sona designs correspond to light-ray patterns created with the addition of horizontal mirrors between the dots . Markman acknowledged that though doctors do n't know how long the vaccine will remain effective and if or when booster shots will be needed , those questions will be answered . If all four people move at the same time and at the same constant speed , each person follows a spiral path toward the square 's center . " The Coptic community in Houston is somewhat insular even though most of the children are educated in the public schools and exposed to American television and movies from an early age . The president suggested , as he has before , that Prime Minister Nouri al-Maliki would have to meet a list of so-called benchmarks , including providing adequate troops to help American soldiers in Baghdad . In the 1980s , as an undergraduate working toward a degree in mathematics at Drew University in Madison , N.J ., she found herself particularly intrigued by courses on symbolic logic and infinity . Fifty percent of people with Medicare coverage have incomes below $ 20,000 a year , and nine out of 10 Medicare beneficiaries have at least one chronic health problem , she said .