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Há 3 dias · In the theory of Lie groups, the matrix exponential gives the exponential map between a matrix Lie algebra and the corresponding Lie group . Let X be an n×n real or complex matrix. The exponential of X, denoted by eX or exp (X), is the n×n matrix given by the power series.
Há 2 dias · Figures are based on official exchange rates, not on the purchasing power parity (PPP) methodology. Values are given in millions of United States dollars (USD) and have not been adjusted for inflation.
Há 2 dias · In 2024, the IEA is celebrating five decades as a leader in the global dialogue on energy. Discover the page, including an interactive timeline of fifty years of real-world solutions to help create a secure and sustainable energy future for all.
Há 2 dias · Fusion power is a proposed form of power generation that would generate electricity by using heat from nuclear fusion reactions. In a fusion process, two lighter atomic nuclei combine to form a heavier nucleus, while releasing energy. Devices designed to harness this energy are known as fusion reactors.
10 de mai. de 2024 · Projection is when one sees the traits that they find unacceptable in themselves in others. Learn about the origin and impact of the defense mechanism projection.
21 de mai. de 2024 · Filtered back projection is an analytic reconstruction algorithm designed to overcome the limitations of conventional back projection; it applies a convolution filter to remove blurring. It was the primary method in cross-sectional imaging reconstruction.
24 de mai. de 2024 · Projection, the mental process by which people attribute to others what is in their own minds. The concept was introduced to psychology by Sigmund Freud. In contemporary psychological science the term continues to have the meaning of seeing the self in the other.
