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Qalculate! supports common mathematical functions and operations, multiple bases, autocompletion, complex numbers, infinite numbers, arrays and matrices, variables, mathematical and physical constants, user-defined functions, symbolic derivation and integration, solving of equations involving unknowns, uncertainty propagation using interval arithmetic, plotting using Gnuplot, unit and currency ...
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.
An electronic pocket calculator with a seven-segment liquid-crystal display (LCD) that can perform arithmetic operations A modern scientific calculator with an LCD. An electronic calculator is typically a portable electronic device used to perform calculations, ranging from basic arithmetic to complex mathematics.
In finance, an exchange rate is the rate at which one currency will be exchanged for another currency. [1] Currencies are most commonly national currencies, but may be sub-national as in the case of Hong Kong or supra-national as in the case of the euro.
The sum (Uzbek: soʻm, сўм; ISO code: UZS) is the official currency of Uzbekistan.Uzbekistan replaced the ruble with the sum at par in on 16 July 1994. No subdivisions of this sum were initially issued and only banknotes were produced, in denominations of 1, 3, 5, 10, 25, 50, 100, 200, 500, 1,000, 5,000, and 10,000 sum.
The Curta was conceived by Curt Herzstark in the 1930s in Vienna, Austria.By 1938, he had filed a key patent, covering his complemented stepped drum. [3] [4] This single drum replaced the multiple drums, typically around 10 or so, of contemporary calculators, and it enabled not only addition, but subtraction through nines complement math, essentially subtracting by adding.
The fifty rupiah coin (Rp50) is a denomination of the Indonesian rupiah.It was first introduced in 1971 and last minted in 2003. As of 2020, only aluminum Rp50 coins dating from 1999 through 2003 remain legal tender, although it is rarely seen in circulation due to its extremely low value.
100-, 200-, 500-, and 1000-rupiah coins from 1999, 2003, and 2010 series. The first coins of the Indonesian rupiah were issued in 1951 and 1952, a year or so later than the first Indonesian rupiah banknotes printed, following the peace treaty with the Netherlands in November 1949.