FINANCIA - FREETK.ZIP - LINEAR4.TK

 
Output of file : LINEAR4.TK contained in archive : FREETK.ZIP

TK!2
=v
#1
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x1
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b
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***** LINEAR4 *****
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0
#2
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x2
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b
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Sample Matrix of Coefficients:
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0
#3
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x3
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b
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-------a------- -b--
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0
#4
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x4
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b
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1 0 2 0 20
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0
#5
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a11
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1
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i
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4 2 3 7 86
#6
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a12
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0
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i
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0 0 2 0 13
#7
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a13
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2
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i
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2 1 3 4 58
#8
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a14
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0
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i
#9
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b1
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20
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i
#10
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a21
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4
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i
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Press [F6] to see more of this sheet
#11
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a22
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2
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i
#12
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a23
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3
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i
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This model may solve not only for
#13
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a24
:v
7
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i
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unknown x's, but also for unknown
#14
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b2
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86
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i
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a's and b's. This not so with the
#15
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a31
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0
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i
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model LINEAR8, which, however, allows
#16
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a32
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0
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i
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up to eight linear equations in eight
#17
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a33
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2
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i
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unknowns within FREETK restrictions
#18
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a34
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0
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i
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thanks to spelling out the coeffi-
#19
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b3
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13
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i
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cients directly in the Rule Sheet.
#20
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a41
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2
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i
#21
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a42
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1
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i
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Press [PgDn] or [End] to see the rest
#22
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a43
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3
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i
#23
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a44
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4
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i
#24
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a410
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0
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i
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Press [Home] or [PgUp] to go to top
#25
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b4
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58
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i
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Type =R or /WR to see the Rule Sheet
=u
=r
#1
:r
a11*x1 + a12*x2 + a13*x3 + a14*x4 = b1 " The restriction of 32 lines on the
#2
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a21*x1 + a22*x2 + a23*x3 + a24*x4 = b2 " FREETK Variable Sheet effectively
#3
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a31*x1 + a32*x2 + a33*x3 + a34*x4 = b3 " limits this model to 4 equations
#4
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a41*x1 + a42*x2 + a43*x3 + a44*x4 = b4 " in 4 unknowns.
#5
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" With TK Solver Plus, only the
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C
#6
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" available memory limits the expansion of this model. Moreover, represen-
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#7
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" ting the row of coefficients and the unknowns as lists simplifies the
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#8
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" equations down to dot(a1,x)=b1, dot(a2,x)=b2, and so on. The spreadsheet-
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#9
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" like interactive tables make the coefficient assignment much easier.
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%Tv,f,0,5,0,1,0
%Or,f,0,1,0,1,0