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William Playfair (22 September 1759 – 11 February 1823) was a Scottish engineer and political economist.The founder of graphical methods of statistics, [1] Playfair invented several types of diagrams: in 1786 he introduced the line, area and bar chart of economic data, and in 1801 he published what were likely the first pie chart and circle graph, used to show part-whole relations. [2]
A lineal or direct descendant, in legal usage, is a blood relative in the direct line of descent – the children, grandchildren, great-grandchildren, etc. of a person.In a legal procedure sense, lineal descent refers to the acquisition of estate by inheritance by parent from grandparent and by child from parent, whereas collateral descent refers to the acquisition of estate or real property ...
A system sequence diagram should be done for the main success scenario of the use case, and frequent or complex alternative scenarios. There are two kinds of sequence diagrams: Sequence Diagram (SD): A regular version of sequence diagram describes how the system operates, and every object within a system is described specifically.
In time series analysis used in statistics and econometrics, autoregressive integrated moving average (ARIMA) and seasonal ARIMA (SARIMA) models are generalizations of the autoregressive moving average (ARMA) model to non-stationary series and periodic variation, respectively.
The family of aspiring skater Spencer Lane, 16, and his mom Christine Lane speaks out about their loss
8 users seated, 2 standing; for a total of 10 users per gondola 3,000 9 minutes 0:12 minutes Line J West to North 2.7 km (1.7 mi) [2] 4 stations [5] San Javier; Juan XXIII; Vallejuelos; La Aurora; March 3, 2008 119 gondolas 12 minutes Line L Northeast to far Northeast 4.8 km (3.0 mi) [2] 2 stations [5] Santo Domingo Savio; Arví; February 9 ...
One Hundred Years of Solitude (Spanish: Cien años de soledad, Latin American Spanish: [sjen ˈaɲos ðe soleˈðað]) is a 1967 novel by Colombian author Gabriel García Márquez that tells the multi-generational story of the Buendía family, whose patriarch, José Arcadio Buendía, founded the fictitious town of Macondo.
Free-body diagram of a U-channel synchronous linear motor. The view is perpendicular to the channel axis. The two coils at centre are mechanically connected, and are energized in "quadrature" (meaning a phase difference of 90° (π/2 radians) between the flux of the magnets and the flux of the coils). The bottom and upper coils in this ...