Cody

Problem 44934. Plot Damped Sinusoid

Solution 2044442

Submitted on 3 Dec 2019 by Derek Withers
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Test Suite

Test Status Code Input and Output
1   Pass
clf; t = linspace(0,15,400); y = exp(-0.5*t).*cos(2*pi.*t); m = plot_cos(y, t); f = gcf; assert(isequal([f.Children.Children.Color], [1 0 0 0 0 1])) assert(strcmp([f.Children.Children.LineStyle], 'none--')) assert(strcmp([f.Children.Children.Marker],'*none')) assert(isequal([f.Children.Children.YData],[m, y]))

[Warning: Imaginary parts of complex X and/or Y arguments ignored] [> In plot_cos (line 3) In ScoringEngineTestPoint1 (line 4) In solutionTest (line 3)]

  
2   Pass
clf; t = linspace(2,5,100); y = exp(-0.5*t).*cos(2*pi.*t); m = plot_cos(y, t); f = gcf; assert(isequal([f.Children.Children.Color], [1 0 0 0 0 1])) assert(strcmp([f.Children.Children.LineStyle], 'none--')) assert(strcmp([f.Children.Children.Marker],'*none')) assert(isequal([f.Children.Children.YData],[m, y]))

[Warning: Imaginary parts of complex X and/or Y arguments ignored] [> In plot_cos (line 3) In ScoringEngineTestPoint2 (line 4) In solutionTest (line 5)]

  

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