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<html>
<head>
<title>
LIFE_SERIAL - John Conway's Game of Life
</title>
</head>
<body bgcolor="#EEEEEE" link="#CC0000" alink="#FF3300" vlink="#000055">
<h1 align = "center">
LIFE_SERIAL <br> John Conway's Game of Life
</h1>
<hr>
<p>
<b>LIFE_SERIAL</b>
is a MATLAB program which
computes a few steps of the evolution of John Conway's Game of Life,
intended as a starting point for implementing a parallel version.
</p>
<h3 align = "center">
Licensing:
</h3>
<p>
The computer code and data files made available on this
web page are distributed under
<a href = "../../txt/gnu_lgpl.txt">the GNU LGPL license.</a>
</p>
<h3 align = "center">
Languages:
</h3>
<p>
<b>LIFE_SERIAL</b> is available in
<a href = "../../c_src/life_serial/life_serial.html">a C version</a> and
<a href = "../../cpp_src/life_serial/life_serial.html">a C++ version</a> and
<a href = "../../f77_src/life_serial/life_serial.html">a FORTRAN77 version</a> and
<a href = "../../f_src/life_serial/life_serial.html">a FORTRAN90 version</a> and
<a href = "../../m_src/life_serial/life_serial.html">a MATLAB version</a>.
</p>
<h3 align = "center">
Related Data and Programs:
</h3>
<p>
<a href = "../../m_src/circle_grid_display/circle_grid_display.html">
CIRCLE_GRID_DISPLAY</a>,
a MATLAB program which reads a matrix of integers, and draws a corresponding
grid of circles filled with color.
</p>
<p>
<a href = "../../m_src/fft_serial/fft_serial.html">
FFT_SERIAL</a>,
a MATLAB program which
demonstrates the computation of a Fast Fourier Transform (FFT),
and is intended as a starting point for implementing a parallel version.
</p>
<p>
<a href = "../../m_src/fire_serial/fire_serial.html">
FIRE_SERIAL</a>,
a MATLAB program which
simulates a forest fire over a rectangular array of trees,
starting at a single random location. It is intended as a starting
point for the development of a parallel version.
</p>
<p>
<a href = "../../m_src/ode_sweep_serial/ode_sweep_serial.html">
ODE_SWEEP_SERIAL</a>,
a MATLAB program which
computes a grid of solutions to a parameterized system of
ordinary differential equations (ODE's).
</p>
<p>
<a href = "../../m_src/pic_serial/pic_serial.html">
PIC_SERIAL</a>,
a MATLAB program which
uses the Particle In Cell (PIC) method to simulate the motion of
electrically charged particles past a plate, and is intended as
a starting point for implementing a parallel version.
</p>
<p>
<a href = "../../m_src/poisson_serial/poisson_serial.html">
POISSON_SERIAL</a>,
a MATLAB program which
computes an approximate solution to the Poisson equation in a rectangle,
intended as the starting point for the creation of a parallel version.
</p>
<p>
<a href = "../../m_src/prime_serial/prime_serial.html">
PRIME_SERIAL</a>,
a MATLAB program which
counts the number of primes between 1 and N,
intended as a starting point for the creation of a parallel version.
</p>
<p>
<a href = "../../m_src/quad_serial/quad_serial.html">
QUAD_SERIAL</a>,
a MATLAB program which
approximates an integral using a quadrature rule,
and is intended as a starting point for parallelization exercises.
</p>
<p>
<a href = "../../m_src/quad2d_serial/quad2d_serial.html">
QUAD2D_SERIAL</a>,
a C program which
approximates an integral over a 2D region using a product quadrature rule,
and is intended as a starting point for parallelization exercises.
</p>
<p>
<a href = "../../c_src/search_serial/search_serial.html">
SEARCH_SERIAL</a>,
a MATLAB program which
searches integers between A and B for a value J such that F(J) = C,
intended as a starting point for the creation of a parallel version.
</p>
<p>
<a href = "../../m_src/subset_sum_serial/subset_sum_serial.html">
SUBSET_SUM_SERIAL</a>,
a MATLAB program which
seeks solutions of the subset sum problem, in which it is desired
to find a subset of a set of integers which has a given sum;
this version of the program is intended as a starting point for
a parallel approach.
</p>
<h3 align = "center">
Reference:
</h3>
<p>
<ol>
<li>
Martin Gardner,<br>
Mathematical Games:
The Fantastic Combinations of John Conway's new solitaire game "Life",<br>
Scientific American,<br>
Volume 223, Number 4, October 1970, pages 120-123.<br>
</li>
</ol>
</p>
<h3 align = "center">
Source Code:
</h3>
<p>
<ul>
<li>
<a href = "life_serial.m">life_serial.m</a>, the source code.
</li>
</ul>
</p>
<h3 align = "center">
Examples and Tests:
</h3>
<p>
Executing the program produces a series of text files containing
0's and 1's, to indicate the current state of the game:
<ul>
<li>
<a href = "life_000.txt">life_000.txt</a>
</li>
<li>
<a href = "life_000.png">life_000.png</a>,
a color grid created by circle_grid_display().
</li>
<li>
<a href = "life_001.txt">life_001.txt</a>
</li>
<li>
<a href = "life_001.png">life_001.png</a>,
a color grid created by circle_grid_display().
</li>
<li>
<a href = "life_002.txt">life_002.txt</a>
</li>
<li>
<a href = "life_003.txt">life_003.txt</a>
</li>
<li>
<a href = "life_004.txt">life_004.txt</a>
</li>
<li>
<a href = "life_005.txt">life_005.txt</a>
</li>
<li>
<a href = "life_006.txt">life_006.txt</a>
</li>
<li>
<a href = "life_007.txt">life_007.txt</a>
</li>
<li>
<a href = "life_008.txt">life_008.txt</a>
</li>
<li>
<a href = "life_009.txt">life_009.txt</a>
</li>
<li>
<a href = "life_010.txt">life_010.txt</a>
</li>
</ul>
</p>
<h3 align = "center">
List of Routines:
</h3>
<p>
<ul>
<li>
<b>MAIN</b> is the main program for LIFE_SERIAL.
</li>
<li>
<b>FILENAME_INC</b> increments a partially numeric file name.
</li>
<li>
<b>LIFE_INIT</b> initializes the life grid.
</li>
<li>
<b>LIFE_UPDATE</b> updates a Life grid.
</li>
<li>
<b>LIFE_WRITE</b> writes a grid to a file.
</li>
<li>
<b>R8_UNIFORM_01</b> returns a pseudorandom R8 scaled to [0,1].
</li>
<li>
<b>TIMESTAMP</b> prints the current YMDHMS date as a time stamp.
</li>
</ul>
</p>
<p>
You can go up one level to <a href = "../m_src.html">
the MATLAB source codes</a>.
</p>
<hr>
<i>
Last revised on 08 September 2013.
</i>
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