Casio FX-991ES Support Question
Casio FX-991ES Support Question
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Question posted by ElcikI on May 25th, 2014
How To Save A Matrix In Casio Fx 991 De Plus
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Related Casio FX-991ES Manual Pages
User Guide - Page 4
... User's Guide. k Using the Separate Appendix
Whenever you see "Using Calculator Memory". • The following procedure when you want to initialize the calculator and return the calculation mode and setup to change without notice. • In no event shall CASIO Computer Co., Ltd. Moreover, CASIO Computer Co., Ltd. Example: 1(Setup)
Indicates the menu item that...
User Guide - Page 5
... symbol is used to become shorted. Battery
• After removing the battery from the calculator, put it in a safe place where it into the hands of small children and accidentally...out of the reach of battery specified for later reference.
Keep this manual handy for this calculator in personal injury or material damage if ignored. If accidentally swallowed, consult with a physician ...
User Guide - Page 8
... in the CMPLX Mode.
The keypad will unshift and this indicator will disappear when you press t. The calculator is standing by pressing the S key. The calculator is in the STAT Mode. The calculator is in the MATRIX Mode. The default angle unit is degrees. The display currently shows an intermediate result of a variable name...
User Guide - Page 9
...which you can jump between using c and f. c
f
E-7
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 want to perform this mode:
COMP CMPLX...
User Guide - Page 11
... settings (Norm1, Norm2) determines the range in which results will be displayed in nonexponential format. E-9
only. The decimal point for input values is applied for calculation results
.
• Norm: Selecting one of the STAT Mode STAT editor screen on or off. Outside the specified range, results are displayed using exponential format...
User Guide - Page 34
... key that are available in the CMPLX Mode, as long as complex numbers are in any calculation mode except for more information. Before performing an operation, be used in functions.
The explanations in this section show operation in the COMP, STAT, EQN, MATRIX, TABLE, and VECTOR calculation modes. Appendix sinh 1 = 1.175201194, cosh-1 1 = 0
E-32
User Guide - Page 36
...due to the type of function being fulfilled. • When performing an integration calculation involving trigonometric functions, specify Rad as their arguments. k Power Functions and Power ... 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...
User Guide - Page 39
...)
Rec(r,θ) r : Specifies r value of polar coordinate θ : Specifies θ value of X (All non-X variables are treated as an angle value, in the COMP, STAT, MATRIX, and VECTOR calculation modes. Converting to Y.
E-37 k Σ Calculations
With Σ(, you can be used within f(x), a, or b. • Pressing A will interrupt an ongoing Σ...
User Guide - Page 59
...; This displays a screen for a quadratic or cubic equation, you can save matrices under the names "MatA", "MatB", and "MatC" in matrix memory. • In the case of the calculator's setup screen.
• Note that the matrix selection screen also appears whenever you enter the MATRIX Mode.
(2) Press a number key (1, 2, or 3) to specify the name of...
User Guide - Page 60
... this procedure from step (1).
Copying the Contents of the copy operation.
E-58
MAT
"A" stands for "MatA".
(4) Use the matrix editor screen to input each of matrix calculations. k Performing Matrix Calculations
Pressing A while the matrix selection screen or matrix editor screen is subject to the same rules as those that govern the coefficient editor screen in the EQN...
User Guide - Page 61
... MatB to MatB = -1 2 .
• The following examples use the screen contents in Examples and (MatA, MatB, MatC). Obtain the inverse matrix of Matrix A (MatA-1).
• Use the E key to Perform a Series of Calculations". Note that appears when you can press an
arithmetic operator key (like + or -) and use the matrices input in a subsequent...
User Guide - Page 62
...not 1, press 1 to specify cubing.
Obtain the absolute value (Abs(MatB)) of each element of Matrix A.
• Use w to specify squaring, and 1w(x3) to specify the initial start value... generation function with the following settings. Generating a Number Table
from a Function
(TABLE)
All calculations in the TABLE Mode (N7). E-60 Indicates the initial default start value of 1.
•...
User Guide - Page 64
...stands for viewing values
only.
Vector calculation results are performed in a special Vector Answer Memory named "VctAns". k Creating and Managing a Vector Creating a Vector and Saving It in Vector Memory
(1) In ... changing the input/output format settings (Math format or Linear format) on the calculator's setup screen while in the TABLE Mode clears the number table generation function.
...
User Guide - Page 65
... another vector in the EQN Mode. Vector Answer Memory Screen The Vector Answer Memory screen shows the result of the last vector calculation. See "Copying the Contents of One Matrix to another vector, repeat this procedure from step (1).
VCT
Stands for Inputting and Editing Coefficients". • If you press 15(VECTOR). For...
User Guide - Page 69
....2585092
0Ϲ ȊxȊ Ϲ4.999999999҂1099 1Ϲ x Ϲ4.999999999҂1099
E-67 A Stack ERROR occurs when the calculation you are cumulative in combination with the general-purpose numeric stack.The matrix stack has three levels. Stack Issues to Keep in Mind for Each Mode • In the CMPLX Mode, each...
User Guide - Page 71
... the numeric stack or the command stack to be exceeded. • The calculation you are performing has caused the capacity of the matrix stack to be retained in this case, the original calculation will display an error message when a result exceeds the calculation range, when you are performing.
• Action • Make necessary corrections...
User Guide - Page 72
... allow that this also decreases solution precision.
Note 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 variable that is included in a calculation was input without the ending condition being fulfilled.
• Action •...
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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