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    %% Line Style, Marker Symbol, and Color Options  
% Create a 3-D stem plot and specify the stem locations along a circle.
% Set the stem to a dotted line style, the marker symbols to stars, and
% the color to magenta.   

% Copyright 2015 The MathWorks, Inc.


%%  
figure
theta = linspace(0,2*pi);
X = cos(theta);
Y = sin(theta);
Z = theta;
stem3(X,Y,Z,':*m')    

%%
% |X| and |Y| determine the stem locations. |Z| determines the marker heights.