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Problem 43638. For given xx,x, y vectors build spline of x and y and find yy values for xx vector.

Solution 1033617

Submitted on 27 Oct 2016 by John D'Errico
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Test Suite

Test Status Code Input and Output
1   Pass
x = [ 1.0000 1.5000 2.0000 2.5000 3.0000 3.5000 4.0000 4.5000]; y=[ 0.8415 0.9975 0.9093 0.5985 0.1411 -0.3508 -0.7568 -0.9775]; xx=[1.0000 1.2000 1.4000 1.6000 1.8000 2.0000 2.2000 2.4000 2.6000 2.8000 3.0000 3.2000 3.4000 3.6000 3.8000 4.0000 4.2000 4.4000 4.6000 4.8000 5.0000] y_correct = [0.8415 0.9338 0.9861 0.9991 0.9733 0.9093 0.8085 0.6755 0.5155 18 0.3349 0.1411 -0.0584 -0.2556 -0.4423 -0.6114 -0.7568 -0.8726 -0.9527 -0.9912 -0.9820 0.9193] y=SpRes(x,y,xx) assert(abs(y(1)-y_correct(1))<10^(-4)) assert(abs(y(5)-y_correct(5))<10^(-4)) assert(abs(y(8)-y_correct(8))<10^(-4))

xx = Columns 1 through 9 1.0000 1.2000 1.4000 1.6000 1.8000 2.0000 2.2000 2.4000 2.6000 Columns 10 through 18 2.8000 3.0000 3.2000 3.4000 3.6000 3.8000 4.0000 4.2000 4.4000 Columns 19 through 21 4.6000 4.8000 5.0000 y_correct = Columns 1 through 9 0.8415 0.9338 0.9861 0.9991 0.9733 0.9093 0.8085 0.6755 0.5155 Columns 10 through 18 18.0000 0.3349 0.1411 -0.0584 -0.2556 -0.4423 -0.6114 -0.7568 -0.8726 Columns 19 through 22 -0.9527 -0.9912 -0.9820 0.9193 y = Columns 1 through 9 0.8415 0.9338 0.9861 0.9991 0.9733 0.9093 0.8085 0.6755 0.5155 Columns 10 through 18 0.3349 0.1411 -0.0584 -0.2556 -0.4423 -0.6114 -0.7568 -0.8726 -0.9527 Columns 19 through 21 -0.9912 -0.9820 -0.9193
2   Pass
x = [ 1.0000 1.5000 2.0000 2.5000 3.0000 3.5000 4.0000 4.5000]; y=[ 0.8415 0.9975 0.9093 0.5985 0.1411 -0.3508 -0.7568 -0.9775]; xx=[1.0000 1.4000 1.8000 2.2000 2.6000 3.0000 3.4000 3.8000 4.2000 4.6000 5.0000] y_correct = [0.8415 0.9861 0.9733 0.8085 0.5155 0.1411 -0.2555 -0.6119 -0.8710 -0.9943 -0.9589] y=SpRes(x,y,xx) s=size(y) for i=1:s(2) assert(abs(y(1)-y_correct(1))<10^(-4)) end

xx = Columns 1 through 9 1.0000 1.4000 1.8000 2.2000 2.6000 3.0000 3.4000 3.8000 4.2000 Columns 10 through 11 4.6000 5.0000 y_correct = Columns 1 through 9 0.8415 0.9861 0.9733 0.8085 0.5155 0.1411 -0.2555 -0.6119 -0.8710 Columns 10 through 11 -0.9943 -0.9589 y = Columns 1 through 9 0.8415 0.9861 0.9733 0.8085 0.5155 0.1411 -0.2556 -0.6114 -0.8726 Columns 10 through 11 -0.9912 -0.9193 s = 1 11

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