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#Casio fx 991 plus#
#Casio fx 991 series#

#Casio fx 991 series#

Revised version of the MS Series including the following changes: (also called "Natural V.P.A.M." in the updated version) Natural Textbook Display Casio fx-115ES scientific calculator with Natural Display.

OH-300MS (Overhead projection model), fx-100AU (Australia specific).

fx-912MS (Japanese version of the fx-115MS).

Relocation of multiple functions into menus, previously featured in Casio fx-5500LA, but function is selected by numeric keypad.

Revised variants of W Series of calculators including new functions such as:

2-line LCD display featuring 5×6-dot matrix cells top line and 7-segment LCD bottom line that had been used in Casio fx-4500P programmable calculators (used 5×7-dot matrix cells).

fx-300S (a simplified 8+2 digit version)Ĭasio FX-350TL S-V.P.A.M.

Note: Italic figures in parentheses indicate the year of introduction, e.g.: (c. Calculators in this line have an updated user interface, and comes with 4-gradation display. In late 2022, Casio introduced a second generation of CLASSWIZ line, called fx-CW.

#Casio fx 991 plus#

This series of calculators is called the fx-EX series and it succeeds the fx-ES Plus series of calculators.

In early 2015, Casio introduced a new line of calculators called CLASSWIZ for different markets, featuring a high resolution (192×63) dot matrix Natural Textbook Display and incorporating spreadsheet functions in some models. for the fx-ES Plus series of calculators which are the upgraded version of the fx-ES series. Natural Display uses natural representation of mathematical expressions and formulas through a 96×31 dot matrix LCD display. as they are written in a standard textbook. It allowed the display of expressions of fractions, exponents, logarithms, powers and square roots etc. The fx-82ES introduced by Casio in 2004 was the first calculator to incorporate the Natural Textbook Display (or Natural Display) system. is similar to the Direct Algebraic Logic (D.A.L.) used by Sharp in some of their scientific calculators. system was also used in the other W series models and also the MS series of calculators that followed. The model featured a 5×6-dot LCD matrix cells on the top line of the screen and a 7-segment LCD on the bottom line of the screen that had been used in Casio fx-4500P programmable calculators. In 1998, the Casio fx-991W model used a two-tier (multi-line) display and the system was termed as S-V.P.A.M. brand was first used in 1994 when the fx-991S and other scientific calculators from the "S" series were released in Japan. Functions, operators and symbols are shown on the calculator display and calculations are performed according to operator precedence. calculations can be input exactly as they are normally written. In the infix notation the precedence of mathematical operators is taken into account. is an infix system for entering mathematical expressions, used by Casio in most of its current scientific calculators.

calculators are scientific calculators made by Casio which use Casio's Visually Perfect Algebraic Method ( V.P.A.M.), Natural Display or Natural V.P.A.M. Family of scientific calculators by CasioĬasio V.P.A.M.