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  2. Largest empty rectangle - Wikipedia

    en.wikipedia.org/wiki/Largest_empty_rectangle

    In computational geometry, the largest empty rectangle problem, [2] maximal empty rectangle problem [3] or maximum empty rectangle problem, [4] is the problem of finding a rectangle of maximal size to be placed among obstacles in the plane. There are a number of variants of the problem, depending on the particularities of this generic ...

  3. Histogram - Wikipedia

    en.wikipedia.org/wiki/Histogram

    This histogram shows the number of cases per unit interval as the height of each block, so that the area of each block is equal to the number of people in the survey who fall into its category. The area under the curve represents the total number of cases (124 million). This type of histogram shows absolute numbers, with Q in thousands.

  4. V-optimal histograms - Wikipedia

    en.wikipedia.org/wiki/V-optimal_histograms

    A v-optimal histogram is based on the concept of minimizing a quantity which is called the weighted variance in this context. [1] This is defined as = =, where the histogram consists of J bins or buckets, n j is the number of items contained in the jth bin and where V j is the variance between the values associated with the items in the jth bin.

  5. List of largest companies in Nigeria - Wikipedia

    en.wikipedia.org/wiki/List_of_largest_companies...

    Nigeria National Petroleum: Oil and gas 9,706 1,877 2 Nigeria Liquefied Natural Gas: Oil and gas 6,315 ... 3 MTN Nigeria: Telecommunications 3,514 536 4 Dangote Cement: Cement 2,699 721 5 Nigerian Petroleum Development: Oil and gas 2,686 219 6 Flour Mills of Nigeria: Agroindustry 2,014 67 7 Airtel Nigeria: Telecommunications 1,503 343 8 ...

  6. List of companies of Nigeria - Wikipedia

    en.wikipedia.org/wiki/List_of_companies_of_Nigeria

    Nigeria is a federal republic in West Africa, bordering Benin in the west, Chad and Cameroon in the east, and Niger in the north. As of 2015 Nigeria has the world's 20th largest economy, worth more than $500 billion and $1 trillion in terms of nominal GDP and purchasing power parity respectively. It overtook South Africa to become Africa's ...

  7. Pharmaceutical industry in Nigeria - Wikipedia

    en.wikipedia.org/wiki/Pharmaceutical_industry_in...

    The pharmaceutical industry in Nigeria is oligopoly, being a multi-product industry. It is characterized by a combination of Stackelberg equilibrium ...

  8. Nigeria - Wikipedia

    en.wikipedia.org/wiki/Nigeria

    Nigeria borders Niger in the north, Chad in the northeast, Cameroon in the east, and Benin in the west. Nigeria is a federal republic comprising 36 states and the Federal Capital Territory, where its capital, Abuja, is located. The largest city in Nigeria by population is Lagos, one of the largest metropolitan areas in the world and the largest ...

  9. National Bureau of Statistics, Nigeria - Wikipedia

    en.wikipedia.org/wiki/National_Bureau_of...

    The contributing bureaus are where the National Bureau of Statistics get their information. They include: National Planning Commission; Economic and Financial Crimes Commission