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Diffstat (limited to '60/CH2/EX2.1')
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1 files changed, 20 insertions, 0 deletions
diff --git a/60/CH2/EX2.1/ex_1.sce b/60/CH2/EX2.1/ex_1.sce new file mode 100755 index 000000000..e4fd2619f --- /dev/null +++ b/60/CH2/EX2.1/ex_1.sce @@ -0,0 +1,20 @@ +//Example 2.1 + +// Given p(6000)=1/3 , p(6001)=-2/3 +// From p(x)=a0+a1*x , by substituting x=6000 & x=6001 +// we get equations a0+a1*(6000)=1/3 & a0+a1*(6001)=-2/3 +//solving the above equations we get +a0=6000.3 +a1=-1 +deff('[y]=f(x)','y=6000.3-x') +f(6000) +f(6001) +// y=6000.3-x , equation recovers only only the first digit of the + // given function values,a loss of four decimal digits + // remedy for such loss of significance is the use of SHIFTED POWER FORM + //p(x)=a0 + a1*(x-c) + a2*(x-c)^2 + .......+an*(x-c)^n + //if we choose the center c to be 6000 + + deff('[y]=p(x)','y=0.33333-(x-6000)') + p(6000) + p(6001)
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