Cody

Problem 44948. Calculate a Damped Sinusoid

Solution 2007249

Submitted on 7 Nov 2019 by Richard Dezso Kovacs
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Test Suite

Test Status Code Input and Output
1   Pass
y_correct = [1.0000 0.7246 0.1554 -0.4232 -0.7524 -0.7118 -0.3583 0.1177 0.4912 0.6065]; y_test = damped_cos(0.5, 1, 10); assert( all ( abs(y_correct(:) - y_test(:)) < 1e-4 ) )

a = 1 f = 1 t = 0 0.1111 0.2222 0.3333 0.4444 0.5556 0.6667 0.7778 0.8889 1.0000 b = 0 -0.0556 -0.1111 -0.1667 -0.2222 -0.2778 -0.3333 -0.3889 -0.4444 -0.5000 c = 0 0.6981 1.3963 2.0944 2.7925 3.4907 4.1888 4.8869 5.5851 6.2832 y = 1.0000 0.7246 0.1554 -0.4232 -0.7524 -0.7118 -0.3583 0.1177 0.4912 0.6065

2   Pass
y_correct = [1.0000 -3.4903 12.1825]; y_test = damped_cos(-0.5, 5, 3) assert( all ( abs(y_correct(:) - y_test(:)) < 1e-4 ) )

a = 1 f = 1 t = 0 2.5000 5.0000 b = 0 1.2500 2.5000 c = 0 15.7080 31.4159 y = 1.0000 -3.4903 12.1825 y_test = 1.0000 -3.4903 12.1825

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