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19 godz. temu · Definitions for simple graphs Laplacian matrix. Given a simple graph with vertices , …,, its Laplacian matrix is defined element-wise as,:= { = , or equivalently by the matrix =, where D is the degree matrix and A is the adjacency matrix of the graph. Since is a simple graph, only contains 1s or 0s and its diagonal elements are all 0s.. Here is a simple example of a labelled, undirected ...
19 godz. temu · Definition and purpose. An operating system is difficult to define, but has been called "the layer of software that manages a computer's resources for its users and their applications". Operating systems include the software that is always running, called a kernel—but can include other software as well. The two other types of programs that can run on a computer are system programs—which ...
19 godz. temu · A metal (from Ancient Greek μέταλλον (métallon) 'mine, quarry, metal') is a material that, when polished or fractured, shows a lustrous appearance, and conducts electricity and heat relatively well. These properties are all associated with having electrons available at the Fermi level, as against nonmetallic materials which do not.: Chpt 8 & 19 : Chpt 7 & 8 Metals are typically ...
19 godz. temu · Medical ultrasound includes diagnostic techniques (mainly imaging techniques) using ultrasound, as well as therapeutic applications of ultrasound. In diagnosis, it is used to create an image of internal body structures such as tendons, muscles, joints, blood vessels, and internal organs, to measure some characteristics (e.g. distances and velocities) or to generate an informative audible sound.
19 godz. temu · India, officially the Republic of India (ISO: Bhārat Gaṇarājya), is a country in South Asia.It is the seventh-largest country by area; the most populous country as of June 2023; and from the time of its independence in 1947, the world's most populous democracy. Bounded by the Indian Ocean on the south, the Arabian Sea on the southwest, and the Bay of Bengal on the southeast, it shares land ...
19 godz. temu · Indian Railways is a statutory body under the ownership of the Ministry of Railways of the Government of India that operates India's national railway system. As of 2023, it manages the fourth largest national railway system by size with a running track length of 104,647 km (65,025 mi) and route length of 68,426 km (42,518 mi) of which 63,456 km ...
19 godz. temu · Harare (/ h ə ˈ r ɑːr eɪ / hə-RAR-ay), formerly known as Salisbury (/ ˈ s ɔː l z b ər i / ⓘ SAWLZ-bər-ee), is the capital and largest city of Zimbabwe.The city proper has an area of 982.3 km 2 (379.3 sq mi), a population of 1,849,600 as of the 2022 census and an estimated 2,487,209 people in its metropolitan province. The city is situated in north-eastern Zimbabwe in the country's ...
