The directory \KBF\DATA is used to store your KBF
The name of the Data file appears below the text
in the Data window.
Selecting the file \KBF\DEBUG.OMS,
will run the KBF program in debugging mode.
This is useful if you want access to O-Matrix toolbar and other
O-Matrix commands while you are running KBF.
b is a vector of length
the corresponding diagonal matrix
B is defined by
/ b if i == j
\ 0 otherwise
You can use the Load command
the example study file \KBF\DATA\EXAMPLE.KBF.
This study determines the position of a ship using range measurements
to two shore stations.
Many of the sections of this help file contain a discussion of how they
pertain to this particular example.
section contains a detailed description of this example.
We use \KBF to denote the directory that
the KBF program was installed in.
If it was installed in a different directory on your
machine, you will have to substitute that directory for \KBF
throughout this manual.
Selecting the file \KBF\KBF.OMS,
or selecting the corresponding icon in the O-Matrix program group,
will run the KBF program in normal mode.
The directory \KBF\LIB contains some general purpose utilities
that are not part of the normal O-Matrix distribution.
An O-Matrix function is a computer procedure
written in the O-Matrix language.
You can bring up a dialog that searches the O-Matrix documentation by
selecting Help | Contents and Help | Search item from the O-Matrix menu bar.
If you then enter the word
select User-Defined Functions,
and then select the Display button,
the contents page for the User-Defined Functions section
of the O-Matrix documentation will be displayed in your browser.
If in the search dialog,
you enter the word
tutorial and select the corresponding topic,
a tutorial for learning O-Matrix will be displayed.
A square symmetric matrix
W is positive definite if for every non-zero
u with the same number of rows as
Note that we include the matrix being symmetric in our definition of
positive definite; i.e.,
u W u > 0
W(i, j) = W(j, i)
The directory \KBF\SRC contains the O-Matrix source code that
is specific to the KBF program.
The directory \KBF\DATA\TMP is used to store temporary files
and the contents of individual windows.
It is also used to store a copy of the data values.
The geometry of window is a four element integer row vector
that specifies its position and size in pixels
when it displayed in normal mode (not as an icon or full screen).
The first and second elements specify the distance left and down
of the upper left corner of the window from the upper left corner
of the main O-Matrix window.
The third and fourth elements specify the width and height
of the window.
Window Line Number
If the cursor is in a window you can edit,
the currently selected line number is displayed in the
right hand section of the status bar at the bottom
of the main O-Matrix window.
If you place the cursor at a line and press the left mouse button,
the line number will correspond to the current cursor position.