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Unformatted text preview: ucts. Matrix Commands for Solving Linear Equations
det
inv
pinv
rank
rref Computes determinant of an array.
Computes inverse of a matrix.
Computes pseudoinverse of a matrix.
Computes rank of a matrix.
Computes reduced row echelon form. MATLAB Commands – 6 Cell Array Functions
cell
celldisp
cellplot
num2cell
deal
iscell Creates cell array.
Displays cell array.
Displays graphical representation of cell array.
Converts numeric array to cell array.
Matches input and output lists.
Identifies cell array. Structure Functions
fieldnames
getfield
isfield
isstruct
rmfield
setfield
struct Returns field names in a structure array.
Returns field contents of a structure array.
Identifies a structure array field.
Identifies a structure array.
Removes a field from a structure array.
Sets contents of field.
Creates structure array. MATLAB Commands – 7 Plotting Commands
Basic xy Plotting Commands
axis
fplot
grid
plot
print
title
xlabel
ylabel Sets axis limits.
Intelligent plotting of functions.
Displays gridlines.
Generates xy plot.
Prints plot or saves plot to a file
Puts text at top of plot.
Adds text label to xaxis.
Adds text label to yaxis. Plot Enhancement Commands
axes
close
close all
figure
gtext
hold
legend
refresh
set
subplot
text Creates axes objects.
Closes the current plot.
Closes all plots.
Opens a new figure window.
Enables label placement by mouse.
Freezes current plot.
Legend placement by mouse.
Redraws current figure window.
Specifies properties of objects such as axes.
Creates plots in subwindows.
Places string in figure. Specialized Plot Commands
bar
loglog
polar
semilogx
semilogy
stairs
stem Creates bar chart.
Creates loglog plot.
Creates polar plot.
Creates semilog plot (logarithmic abscissa).
Creates semilog plot (logarithmic ordinate).
Creates stairs pot.
Creates stem plot. MATLAB Commands – 8 Colors, Symbols and Line Types
Color
y
m
c
r
g
b
w
k yellow
magenta
cyan
red
green
blue
white
black Symbol
.
o
x
+
*
d
v
^
<
>
p
h point
circle
xmark
plus
star
diamond
triangle (down)
triangle (up)
triangle (left)
triangle (right)
pentagram
hexagram Line
:
.
 solid
dotted
dash dotted
dashed ThreeDimensional Plotting Commands
contour
mesh
meshc
meshz
plot3
surf
surfc
meshgrid
waterfall
zlabel Creates contour plot.
Creates threedimensional mesh surface plot.
Same as mesh with contour plot underneath.
Same as mesh with vertical lines underneath.
Creates threedimensional plots from lines and points.
Creates shaded threedimensional mesh surface plot.
Same as surf with contour plot underneath.
Creates rectangular grid.
Same as mesh with mesh lines in one direction.
Adds text label to zaxis. Histogram Functions
bar
hist
histc Creates a bar chart.
Aggregates the data into eq...
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 Summer '08
 Patzek
 Mechanical Engineering

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