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The first scientific calculator that included all of the basic ideas above was the programmable Hewlett-Packard HP-9100A, [5] released in 1968, though the Wang LOCI-2 and the Mathatronics Mathatron [6] had some features later identified with scientific calculator designs.
Tulcea (Romanian pronunciation: [ˈtult͡ʃe̯a]; also known by alternative names) is a city in Northern Dobruja, Romania.It is the administrative center of Tulcea County, and had a population of 65,624 as of 2021.
The first American-made pocket-sized calculator, the Bowmar 901B (popularly termed The Bowmar Brain), measuring 5.2 by 3.0 by 1.5 inches (132 mm × 76 mm × 38 mm), came out in the Autumn of 1971, with four functions and an eight-digit red LED display, for US$240, while in August 1972 the four-function Sinclair Executive became the first ...
Liga IV Tulcea is the county football division of Liga IV for clubs based in Tulcea County, România.The competition is ranked as the fourth tier of the Romanian football league system and it is competed between 10 teams, the winner may or may not be promoted to Liga III, depending on the result of a promotion play-off that is disputed against a winner of the neighboring counties series.
Casio fx-570MS 2nd Edition calculator. This is a revised version of the original fx-570MS. Revised variants of W Series of calculators including new functions such as: Relocation of multiple functions into menus, previously featured in Casio fx-5500LA, [3] but function is selected by numeric keypad; Multiple statement recall; Non-programmable ...
The simplest example given by Thimbleby of a possible problem when using an immediate-execution calculator is 4 × (−5). As a written formula the value of this is −20 because the minus sign is intended to indicate a negative number, rather than a subtraction, and this is the way that it would be interpreted by a formula calculator.
In the mathematical theory of probability, the Ionescu-Tulcea theorem, sometimes called the Ionesco Tulcea extension theorem, deals with the existence of probability measures for probabilistic events consisting of a countably infinite number of individual probabilistic events.
A simple arithmetic calculator was first included with Windows 1.0. [5]In Windows 3.0, a scientific mode was added, which included exponents and roots, logarithms, factorial-based functions, trigonometry (supports radian, degree and gradians angles), base conversions (2, 8, 10, 16), logic operations, statistical functions such as single variable statistics and linear regression.