% Control System Toolbox -- Plot creation and manipulation.
%
% Preferences.
%   ctrlpref        - Set Control System Toolbox preferences.
%
% Time response plots.
%   stepplot        - Step response plot.
%   impulseplot     - Impulse response plot.
%   initialplot     - Initial condition response plot.
%   lsimplot        - Linear simulation plot.
% 
% Frequency response plots.
%   bodeplot        - Bode plot.
%   nicholsplot     - Nichols plot.
%   nyquistplot     - Nyquist plot.
%   sigmaplot       - Singular value plot.
%   passiveplot     - Passivity index plot.
%   sectorplot      - Sector index plot.
%   ngrid           - Generates grid lines for Nichols plot.
%
% System dynamics and root locus.
%   pzplot          - Pole-zero plot.
%   iopzplot        - Pole-zero plot for each I/O pair.
%   rlocusplot      - Root locus plot.
%   hsvplot         - Hankel singular value plot.
%   sgrid           - Generate s-plane grid of constant damping factors and
%                     natural frequencies.
%   zgrid           - Generate z-plane grid of constant damping factors and
%                     natural frequencies.
%
% Plot customization.
%   setoptions      - Apply plot options.   
%   getoptions      - Get current plot options.
%   bodeoptions     - Default options for Bode plots.
%   hsvoptions      - Default options for Hankel singular value plots.
%   nicholsoptions  - Default options for Nichols plots.
%   nyquistoptions  - Default options for Nyquist plots.
%   pzoptions       - Default options for pole-zero plots.
%   sigmaoptions    - Default options for singular value plots.
%   timeoptions     - Default options for time response plots.

%   Copyright 1986-2015 The MathWorks, Inc. 

