scientific calculator

What is a Scientific Calculator?

Functional calculator (also known as " scientific calculator") is a general term for a kind of calculators that have basic function numerical calculation functions . It is the most frequently utilized type of calculator. Because of the various manufacturers and models they are equipped with different functions of calculation. They are commonly utilized for general numerical calculations in science and engineering or engineering. They are not equipped with the ability to program, store text, high-precision operations and symbolic operations. Drawing functions are also not included.

Function calculator

Functional calculator (also called " scientific calculator") is a general term that refers to a category of calculators with basic computational functions . It is the most widely used type of calculator . Different calculations are available due to different models, models or models. The base level is equipped with basic function calculation capabilities and statistics as well as regression analysis functions. The second levels are equipped with mathematical calculus and numerical addition, or multiplication and base conversion And bit operation the scientific constant vector, matrix solve equation (group) to solve inequality, probability distribution relationships proof and other functions. The calculator is typically used for general numerical function calculations in engineering and science, or practical engineering. It does not include functions like programming, text storage or high-precision operation, as well as symbolic operations, as well as drawing.In the world, there are only four major manufacturers that independently design and make calculators. These include CASIO, Texas Instruments, Hewlett-Packard (HP), and Sharp (sharp). The calculators with functions that aren't part of those four are counterfeits , Cottage or piracy. Among these four major manufacturers scientific scientific calculators made by Casio are the most popular. Presently there are CLASSWIZ series of scientific mathematical calculators developed by Casio are at the top level. The most popular model for the domestic market is CASIO FX-991CNX. It comes with a rich Calculation function, and has a Chinese menu that is suitable for students in high school and colleges. It also can be used in tests that do not require programming or storage functions. Also, Casio's fx-991ESPLUS or Texas Instruments' TI-36XPro are both popular functional calculators. In addition, there are some models suitable for Junior high-school students, for instance Casio's FX-82ESPLUSA, FX-82CN and other models and so on.The main function calculation function of the calculator can be executed using the keypads on the panel. Due to the wide range of functions, some need to be activated using an additional function key (such as SHIFT, ALPHA, 2nd, etc.). Scientific calculators on the market typically use VPAM (Visual Perfect Algebraic Method) for input, and they have the capacity of natural writing input, which is, inputting according to the habit of people writing mathematical formulas on paper.Functional scientific calculators produced in China must be in compliance with all relevant requirements of the National Standard of the People's Republic of China (GB / T 4967-1995 "General Technical Conditions for Electronic Calculators" 1.

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