Casio FX-991ES Support Question
Casio FX-991ES Support Question
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Question posted by badreamc on November 7th, 2013
How Do I Multiply Two Matrix With Casio Fx-991es
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Related Casio FX-991ES Manual Pages
User Guide - Page 4
... and the separate Appendix are subject to change without notice. • In no event shall CASIO Computer Co., Ltd.
E-2 Rad : Specify Radian for
special, collateral, incidental, or consequential...by the number key operation (1) before it means you want to initialize the calculator and return the calculation mode and setup to their initial default settings. Example: 1(Setup)
Indicates the ...
User Guide - Page 5
... can create the risk of fire and personal injury.
• Always make sure that can cause it will not get into the
calculator. • Use only the type of the calculator by incineration.
• Improperly using this manual handy for this manual. Never expose the battery to direct heat or dispose of...
User Guide - Page 8
...calculator is in the MATRIX Mode.
The keypad will unshift and this indicator will disappear when you press t. The alpha input mode will be replayed, or there is radians. This indicator appears after you press a key. The calculator...disappear when you press 1t(STO). There is in the CMPLX Mode. The calculator is a value stored in the VECTOR Mode. A fixed number of a ...
User Guide - Page 9
...can jump between using c and f. The setup menu has two screens, which you want to perform 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 takes a long time to control how the...
User Guide - Page 29
Example: To multiply the contents of variable A by the contents of =.
Press 19(CLR)2(Memory)=(Yes). • To cancel the clear operation without doing anything, press
A(Cancel) instead of variable B Sy(A)*Se(B)=
• Variable contents are maintained even if you can assign a specific value or a calculation result to check the contents of the...
User Guide - Page 34
...functions is complete.You can interrupt an ongoing operation by pressing A. Before performing a calculation, be sure to wait until execution of the current operation is one specified as the...can be used in the COMP, STAT, EQN, MATRIX, TABLE, and VECTOR calculation modes. Press the number key that are not used in any calculation mode except for more information. Pressing the w key ...
User Guide - Page 36
... 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 treated as the calculator's default angle unit. • Integration calculations can omit specification of positive and negative values in...
User Guide - Page 39
...Calculation result θ is displayed in accordance with the
calculator's default angle unit setting. • Calculation... Calculation range start point b: Calculation range end point
• a and...< b < 1 × 1010.
• The calculation step is assigned
to Y. Appendix Σ (X + 1,... Σ calculations are performed using the calculator's default angle
unit.
• Calculation result r is...
User Guide - Page 40
...to 3-digit integer values by multiplying by your calculator will be used in the range of 10 people?
n and r must be used in complex number calculations in the CMPLX Mode. ...How many four-person permutations and combinations are converted to perform permutation and combination calculations.
• If you are examples only. In addition, the Abs( and Rnd( ...
User Guide - Page 59
...equation, you want to select. • This displays a screen for configuring dimension settings. Appendix Equation Calculation: to
Matrix Calculations (MATRIX)
You can use f and c to switch the display between X1, X2, and X3. c
f
E-57
k Creating and Managing a Matrix Creating a Matrix and Storing It in accordance with the input/ output format and complex number display format settings...
User Guide - Page 60
...(3) Press a number key (1 through 6) to specify the matrix dimension you want to create another matrix, repeat this key: y(MatA) e(MatB) w(MatC)
• Pressing e(MatB) copies the matrix to Matrix B, and displays the matrix editor screen for "MatAns". k Performing Matrix Calculations
Pressing A while the matrix selection screen or matrix editor screen is subject to the same rules as those...
User Guide - Page 61
... to do this input. MatA × MatB (Multiplying
Two Matrices) 3 × MatA (Matrix Scalar Multiplication) Obtain the determinant of Matrix C (Trn(MatC)). • You cannot edit the contents of a cell. • To switch to the matrix calculation screen, press A. • While the MatAns screen is on the matrix menu that you cannot use 6 for this :
1Dim...
User Guide - Page 62
... value of 1.
• If the initial value is the way you cannot use 6 for this example. Generating a Number Table
from a Function
(TABLE)
All calculations in the TABLE Mode (N7).
Determine the square (MatA2) or cube (MatA3) of
Matrix B.
• Use 1w(Abs). Obtain the absolute value (Abs(MatB)) of each element of...
User Guide - Page 65
... for "VctAns".
• You cannot edit the contents of a cell. • To switch to the vector calculation screen, press A. See "Copying the Contents of One Matrix to Another Matrix" for obtaining the dot product of the last vector calculation.
Vector Answer Memory Screen The Vector Answer Memory screen shows the result of a vector
E-63
User Guide - Page 69
... level of Digits for exponential display is used in the case of the result.
Calculation Range and Precision
Calculation Range
±1 × 10-99 to ±9.999999999 × 1099 or 0
Number of the matrix stack to be exceeded.
Performing a calculation that the numeric stack effectively has only five levels in combination with the general...
User Guide - Page 71
... any error message appears. • Pressing d or e displays to the calculation expression editing screen 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 input before the error message appeared, with...
User Guide - Page 72
...; Specify a variable that you specified is not included in the equation 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 variable that this also decreases solution precision.
• 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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