Casio FX-991ES Support Question
Casio FX-991ES Support Question
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Question posted by dutchmszh on September 7th, 2014
How To Multiply Two Matrix In Casio 991es Plus
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Related Casio FX-991ES Manual Pages
User Guide - Page 4
... menu item is not part of this User's Guide.
• The following procedure when you want to initialize the calculator and return the calculation mode and setup to their initial default settings. Moreover, CASIO Computer Co., Ltd. shall not be liable to anyone for the angle unit. Rad : Specify Radian for
special, collateral...
User Guide - Page 5
... the hands of small children and accidentally swallowed.
• Keep batteries out of the reach of the calculator by incineration.
• Improperly using this manual.
E-3 Keep this manual handy for this calculator in
this calculator. Caution
This symbol is used to indicate information that can cause certain components to leak and damage nearby...
User Guide - Page 8
...calculator has a 31-dot × 96-dot LCD screen.
The alpha input mode will disappear when you press a key. This indicator appears after you press 1t(STO). The calculator... is in the STAT Mode. This indicator appears after you press t. The calculator... The calculator is radians. E-6 Example:
Input expression
{ Calculation result
... calculator is in the ...calculation....
User Guide - Page 9
...Modes
When you can use to control how the calculations are executed and displayed. Select this type of operation: General calculations Complex number calculations Statistical and regression calculations Calculations involving specific number systems (binary, octal, decimal, hexadecimal) Equation solution Matrix calculations Generation of calculation that corresponds to the mode you can jump...
User Guide - Page 29
... result of 3 + 5 to variable A. 3+51t(STO)y(A)
• Use the following procedure when you can assign a specific value or a calculation result to disappear from the display. Appendix
Clearing the Contents of =. E-27
Example: To multiply the contents of variable A by the contents of a variable.
k Clearing the Contents of All Memories
Use the following...
User Guide - Page 34
... Functions
• Trigonometric and inverse trigonometric functions can use π and e in any calculation mode except for pi (π) and e.
π = 3.14159265358980 (15(π)) e...MATRIX, TABLE, and VECTOR calculation modes.
Function Calculations
This section explains how to use . The functions available to you depends on the calculation mode you want to use the calculator...
User Guide - Page 36
... Power Root Functions
• Power functions and power root functions can be used in the COMP, STAT, EQN, MATRIX, TABLE, and VECTOR calculation modes.
• The X2, X3, X-1 functions can be used in complex number calculations in the CMPLX Mode, and complex number arguments are supported.
• The X^, '(, 3'(, ^'( functions can be performed in...
User Guide - Page 39
... in the range of polar coordinate
• Input value θ is treated as constants.)
a: Calculation range start point b: Calculation range end point
• a and b are treated as an angle value, in the COMP, STAT, MATRIX, and VECTOR calculation modes.
Converting to Y.
E-37
Appendix Σ (X + 1, 1, 5) = 20
k Rectangular-Polar Coordinate Conversion
Rectangular Coordinates (Rec...
User Guide - Page 40
...different. Factorial (!) This function obtains the factorials of a stand-alone operation, the calculation is zero or a positive integer.
Permutation (nPr) and Combination (nCr)
These ...the values shown here are converted to 3-digit integer values by multiplying by your calculator will be used in complex number calculations in the range of 10 people? Appendix How many four-person...
User Guide - Page 59
...format of solutions is displayed.
Matrix calculation results are performed in the MATRIX Mode (N6). k Creating and Managing a Matrix Creating a Matrix and Storing It in a special Matrix Answer Memory named "MatAns". All calculations in this section are stored in Matrix Memory
(1) In the MATRIX Mode, press 14(MATRIX)1(Dim). • This displays the matrix selection screen.
• Note that...
User Guide - Page 60
... B.
E-58 To specify this destination: Matrix A Matrix B Matrix C
Press this procedure from step (1). Matrix Answer Memory Screen The Matrix Answer Memory (MatAns) screen shows the results of the copy operation.
k Performing Matrix Calculations
Pressing A while the matrix selection screen or matrix editor screen is subject to the matrix calculation screen.
MAT
"A" stands for "MatA...
User Guide - Page 61
...in a subsequent calculation, just as with Answer Memory contents. k Matrix Menu Items
The following are the menu items on the matrix menu that you cannot use 6 for obtaining a transposed data in Matrix
Appendix
21
1 ... of Matrix A (det(MatA)). MatA + MatB (Adding Two Matrices) MatA × MatB, MatB × MatA - MatA × MatB (Multiplying
Two Matrices) 3 × MatA (Matrix Scalar ...
User Guide - Page 62
...way you cannot use 6 for this example. Determine the square (MatA2) or cube (MatA3) of
Matrix B.
• Use 1w(Abs). Note that you want, press =. • This displays the start... settings.
Generating a Number Table
from a Function
(TABLE)
All calculations in this input. Obtain the absolute value (Abs(MatB)) of each element of Matrix A.
• Use w to specify squaring, and 1w(x3)...
User Guide - Page 65
... Memory Screen The Vector Answer Memory screen shows the result of One Matrix to the vector calculation screen, press A. k Vector Menu Items
The following are the menu... vector memory. The vector copy operation is subject to the same rules as the matrix copy operation. See "Copying the Contents of the last vector calculation. Select this :
1Dim
Select a vector (VctA, VctB, VctC) and specify...
User Guide - Page 69
... vector stack, which is used in combination with the general-purpose numeric stack.The matrix stack has three levels. Calculation Range and Precision
Calculation Range
±1 × 10-99 to ±9.999999999 × 1099 or 0
Number of Digits for Internal
Calculation
15 digits
Precision
In general, ±1 at the least significant digit. Squaring, cubing...
User Guide - Page 71
...; There is a problem with the format of the matrix stack to be exceeded. • The calculation you can then re-input and re-execute the calculation, if you are performing has caused the capacity of ... with the cursor located at the position of an Error". • Pressing A clears the calculation expression you
were using independent memory or a variable as the argument of a function, make...
User Guide - Page 72
... vectors to the expected solution
and try again. Dimension ERROR (MATRIX and VECTOR Modes only) • Cause
• The matrix or vector you do not allow that type of calculation.
• Action • Specify the dimension of the matrix or vector and then perform the calculation again. • Check the dimensions specified for the solution...
User Guide - Page 75
CASIO COMPUTER CO., LTD.
6-2, Hon-machi 1-chome Shibuya-ku, Tokyo 151-8543, Japan
SA0411-B Printed in China
Appendix - Page 43
#104
MAT
1w(Abs)14(MATRIX) 4(MatB))
MAT
=
#105
MAT
14(MATRIX)3(MatA)w
MAT
=
MAT
14(MATRIX)3(MatA) 1w(x3)
MAT
=
#106
VCT
N8(VECTOR) 1(VctA)2(2)1= 2=
A15(VECTOR)1(Dim)
VCT
3(VctC)1(3)2=
y1= 2=
-42-
Appendix - Page 52
CASIO COMPUTER CO., LTD.
6-2, Hon-machi 1-chome Shibuya-ku, Tokyo 151-8543, Japan
SA0411-B
Printed in China Imprimé en Chine
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