www.gusucode.com > matlab 案例源码 matlab代码程序 > matlab/CalculateRealRootofNegativeNumberExample.m

    %% Calculate Real Root of Negative Number  

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% Find the real cube root of |-27|. 
nthroot(-27, 3)  

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% For comparison, also calculate |(-27)^(1/3)|. 
(-27)^(1/3) 

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% The result is the complex cube root of |-27|.