Cody

Problem 44948. Calculate a Damped Sinusoid

Solution 3827998

Submitted on 25 Nov 2020 by jinjin lee
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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 ) )

t = 0 0.1111 0.2222 0.3333 0.4444 0.5556 0.6667 0.7778 0.8889 1.0000 y0 = 0 0.0556 0.1111 0.1667 0.2222 0.2778 0.3333 0.3889 0.4444 0.5000 y1 = 1.0000 0.9460 0.8948 0.8465 0.8007 0.7575 0.7165 0.6778 0.6412 0.6065 y2 = 1.0000 0.7660 0.1736 -0.5000 -0.9397 -0.9397 -0.5000 0.1736 0.7660 1.0000 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 ) )

t = 0 2.5000 5.0000 y0 = 0 -1.2500 -2.5000 y1 = 1.0000 3.4903 12.1825 y2 = 1 -1 1 y = 1.0000 -3.4903 12.1825 y_test = 1.0000 -3.4903 12.1825

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