% MATLAB functions orginally developed for Masc223 and still
% used in Ceng303
% Functions which find roots of equations
%    root1        - Finds the root of sin(t)=0 between 3 and 4.
%    root2        - Finds a root of sin(t)=0 between specified limits on t.
%    root2        - Finds a root of f(x)=0 between specified limits on x.
%    ssec1        - Uses linear interpolation to approximate a root of f(x)=0.
%    ssec2        - Calls ssec1 n times to find a root of f(x)=0.
%
% Functions which are used in 2 and 3 dimensional graphics.
%    grpr         - Interactive version of grpr3.
%    grpr2        - Allows you to plot two graphs on a single page and
%                    designate the printer.
%    grpr3        - Extends function in grpr2 to allow landscape arrangement
%                    of graph, font changes for text and more!
%    meshex       - Allows you to show various 3-D views of an object.
%    psfilter     - Used by grpr and grpr3 to change the post script file.
%    yxplot       - Plots y vs x and adds a title and names of the variables
%    yxploti      - Same as yxplot, but adds text at point designated
%
% Character string and listing functions
%    addcvtom     - Adds a row character vector to a matrix keeping the
%                    number of columns the same.
%    blank        - Set up a matrix of blank characters
%    cext         - Extends a string to n characters
%    cgrp         - Groups 1 to 8 strings into a matrix
%    cgrpi        - Start with any character array and add as many lines to it
%                    as you wish
%    dsply        - Displays a matrix with headings
%    rmbl         - Removes blank characters in a character string.
%    rmmbs        - Removes multiple blanks in a character string.
%
% Functions used with driver program
%    choice       - Lists menu for driver and returns user's response.
%    div          - Divides elements in a row by a specified constant.
%    driver       - Controls the interactive session used for solution
%                    or determination of number of solutions of a set of
%                    linear algebraic equations.
%    driver2      - Version of driver using goodmenu function.
%    inter        - Interchanges two rows of a matrix.
%    mult         - Multiplys a row by a constant and adds it to another row.
%    prntmx       - Prints a matrix in formatted form, adds a title and numbers
%                    rows and columns.
%
% Functions used with the data bank problem
%    cknm         - Looks for a single name in a list of names with no
%                    adjusting for length.
%    findin       - Looks for a matrix of names in a matrix of names and
%                    adjusts lengths to match.  Ignores blanks.
%    prop         - Returns the property data in a data bank.
%    setdata      - Sets the numeric and character data for the rest of the
%                    programs and makes the part used by prop global.
%
% Functions that set data for various problems
%    buff         - Sets data for buffalo population
%    data223      - Sets many variavles for Lab Problems in 223.  Use help to
%                    see current list of variables.
%    farm         - Data for the linear programming farm problem currently
%                    assigned in Maple.
%    tempro       - Sets a matrix called tempro with temperature profile
%                    data for a rectanglular region.
%    vapr         - Sets the vapor pressure vectors for water and ethanol.
%
% Functions used to test various Matlab functions and procedures.
%    exyz         - Test function for fmins
%    isinsq       - Test function used for comparing answers with quad and
%                    quad8
%    matmul       - Matrix multiply test function.
%    sinsq        - Test used in quad and quad8
%    tglob1       - Tests global variables in m-files
%    tglob2       - Tests global variables in a function with no arguments.
%    tglob3       - Tests global variables in a function wiht some arguments.
%    tplot1       - Shows how data from a FORTRAN program can be loaded and
%                    plotted in MATLAB
%    tstbr        - A test function for the break command.
%    tstecho1     - First test function for the echo command.
%    tstecho2     - Second test function for the echo command.
%    tstif        - A test of if structures.
%    tstif2       - Test of if used to compare strings with ==
%    tstfi3       - Test of if used to compare strings with strcmp
%    tstin1       - A test of ways to input numeric data.
%    tstin2       - A test of ways to input character data.
%    tstret       - A test function to see what can be returned from a function.
%    tstwhl       - A test of while loops.
%    xyz          - Test program used in fmins and fmin.
%
% Other functions
%    arc          - Returns n equally spaced points on a specified circle's arc
%    circ         - Returns n equally spaced points on a circle.
%    polyf        - Returns errors in a linear fit of x,y data.
%    startup      - Automatically executed function used to set constants.
%
% Use help and the name of the function to obtain additional information.
%
