<html xmlns:v="urn:schemas-microsoft-com:vml" xmlns:o="urn:schemas-microsoft-com:office:office" xmlns:w="urn:schemas-microsoft-com:office:word" xmlns="http://www.w3.org/TR/REC-html40"> <head> <meta http-equiv=Content-Type content="text/html; charset=unicode"> <meta name=ProgId content=Word.Document> <meta name=Generator content="Microsoft Word 9"> <meta name=Originator content="Microsoft Word 9"> <link rel=File-List href="./index_files/filelist.xml"> <link rel=Edit-Time-Data href="./index_files/editdata.mso"> <!--[if !mso]> <style> v\:* {behavior:url(#default#VML);} o\:* {behavior:url(#default#VML);} w\:* {behavior:url(#default#VML);} .shape {behavior:url(#default#VML);} </style> <![endif]--> <title>Symbolic Math System: SymbMath, Math handbook</title> <!--[if gte mso 9]><xml> <o:DocumentProperties> <o:Author>wei</o:Author> <o:LastAuthor>wei</o:LastAuthor> <o:Revision>7</o:Revision> <o:TotalTime>143</o:TotalTime> <o:Created>2001-12-20T09:53:00Z</o:Created> <o:LastSaved>2003-09-16T11:46:00Z</o:LastSaved> <o:Pages>6</o:Pages> <o:Words>2138</o:Words> <o:Characters>12188</o:Characters> <o:Company>.</o:Company> <o:Lines>101</o:Lines> <o:Paragraphs>24</o:Paragraphs> <o:CharactersWithSpaces>14967</o:CharactersWithSpaces> <o:Version>9.3821</o:Version> </o:DocumentProperties> </xml><![endif]--><!--[if gte mso 9]><xml> <w:WordDocument> <w:Zoom>125</w:Zoom> <w:Compatibility> <w:UseFELayout/> </w:Compatibility> </w:WordDocument> </xml><![endif]--> <style> <!-- /* Font Definitions */ @font-face {font-family:[SO; panose-1:2 1 6 0 3 1 1 1 1 1; mso-font-alt:SimSun; mso-font-charset:134; mso-generic-font-family:auto; mso-font-pitch:variable; mso-font-signature:3 135135232 16 0 262145 0;} @font-face {font-family:"Arial Unicode MS"; panose-1:2 11 6 4 2 2 2 2 2 4; mso-font-charset:134; mso-generic-font-family:swiss; mso-font-pitch:variable; mso-font-signature:-1 -369098753 63 0 4129023 0;} @font-face {font-family:"\@[SO"; panose-1:2 1 6 0 3 1 1 1 1 1; mso-font-charset:134; mso-generic-font-family:auto; mso-font-pitch:variable; mso-font-signature:3 135135232 16 0 262145 0;} @font-face {font-family:"\@Arial Unicode MS"; mso-font-charset:128; mso-generic-font-family:swiss; mso-font-pitch:variable; mso-font-signature:-1 -369098753 63 0 4129023 0;} /* Style Definitions */ p.MsoNormal, li.MsoNormal, div.MsoNormal {mso-style-parent:""; margin:0in; margin-bottom:.0001pt; mso-pagination:widow-orphan; font-size:12.0pt; font-family:"Times New Roman"; mso-fareast-font-family:[SO;} a:link, span.MsoHyperlink {color:blue; text-decoration:underline; text-underline:single;} a:visited, span.MsoHyperlinkFollowed {color:blue; text-decoration:underline; text-underline:single;} p {margin-right:0in; mso-margin-top-alt:auto; mso-margin-bottom-alt:auto; margin-left:0in; mso-pagination:widow-orphan; font-size:12.0pt; font-family:"Times New Roman"; mso-fareast-font-family:"Times New Roman";} pre {margin:0in; margin-bottom:.0001pt; mso-pagination:widow-orphan; tab-stops:45.8pt 91.6pt 137.4pt 183.2pt 229.0pt 274.8pt 320.6pt 366.4pt 412.2pt 458.0pt 503.8pt 549.6pt 595.4pt 641.2pt 687.0pt 732.8pt; font-size:10.0pt; font-family:"Courier New"; mso-fareast-font-family:"Courier New";} @page Section1 {size:8.5in 11.0in; margin:1.0in 1.25in 1.0in 1.25in; mso-header-margin:.5in; mso-footer-margin:.5in; mso-paper-source:0;} div.Section1 {page:Section1;} --> </style> <meta name=keywords content="software, online graphical calculator, online calculator, &#13;&#10;online equation solver, online graphic calculator, Symbolic Math, Computer Algebra System, &#13;&#10;electroanalysis, electrochemistry, electrochemical simulation, voltammetry, polarography, &#13;&#10;electrochemical software, electrochemistry software, math software, symbolic math software, &#13;&#10;data analysis, curve fitting, data fitting"> </head> <body lang=EN-US link=blue vlink=blue style='tab-interval:.5in'> <div class=Section1> <a href="http://www.mathhandbook.com" target=_blank> <h1 align=center style='text-align:center'><span style='font-size:18.0pt'>math</span><span style='color:red'>Handbook</span> <span style='font-size:18.0pt'>.com</span></h1> </a> <h1 align=center style='text-align:center'><span style='font-size:14.0pt; mso-bidi-font-size:24.0pt'>Dr<span style='color:red'>Huang</span> .</span><span style='font-size:12.0pt;mso-bidi-font-size:18.0pt'>com</span><span style='font-size:14.0pt;mso-bidi-font-size:24.0pt'><o:p></o:p></span></h1> <p class=MsoNormal><span style='font-family:[SO;mso-ascii-font-family:"Times New Roman"; mso-hansi-font-family:Symbol'></span><span style="mso-spacerun: yes"> </span><a href="symbmath.doc.htm">Document </a></p> <p class=MsoNormal><span style='font-family:[SO;mso-ascii-font-family:"Times New Roman"; mso-hansi-font-family:Symbol'></span><span style="mso-spacerun: yes"> </span><a href="smftp.htm">Where to get it ? </a></p> <p class=MsoNormal><span style='font-family:[SO;mso-ascii-font-family:"Times New Roman"; mso-hansi-font-family:Symbol'></span><span style="mso-spacerun: yes"> </span>Questions? View and post messages in <a href="http://groups.yahoo.com/group/symbmath/">SymbMath</a> and <a href="http://groups.yahoo.com/group/mathhandbook/">mathHandbook.com</a>. </p> <div class=MsoNormal align=center style='text-align:center'> <hr size=2 width="100%" align=center> </div> <h3>What is SymbMath ?</h3> <p class=MsoNormal><a href="http://foldoc.doc.ic.ac.uk/foldoc/foldoc.cgi?query=symbmath&amp;action=Search">&quot;Free OnLine Dictionary Of Computing &quot; (FOLDOC)</a> defines SymbMath as &quot;Symbolic math package, which can learn new facts.&quot;</p> <p><span style='mso-fareast-font-family:[SO'><a href="VisualMath.htm">SymbMath (Java"! Edition)</a> is web-based symbolic math and computer algebra system, which runs in any computer with Java"! technology. You can play it online.<o:p></o:p></span></p> <p><span style='mso-fareast-font-family:[SO'><a href="symbmath.doc.htm">SymbMath (DOS Edition)</a> is computer algebra system.<o:p></o:p></span></p> <div class=MsoNormal align=center style='text-align:center'> <hr size=2 width="100%" align=center> </div> <h3>Software Review</h3> <pre>A list of software review is on the web page of <a href="../publication.htm">Publication</a>.</pre><pre style='text-align:center'><![if !supportEmptyParas]>&nbsp;<![endif]><o:p></o:p></pre><pre style='text-align:center'><![if !supportEmptyParas]>&nbsp;<![endif]><o:p></o:p></pre><pre style='text-align:center'><![if !supportEmptyParas]>&nbsp;<![endif]><o:p></o:p></pre><pre style='text-align:center'> <hr size=2 width="100%" align=center> </pre><pre style='text-align:center'><![if !supportEmptyParas]>&nbsp;<![endif]><o:p></o:p></pre><pre style='text-align:center'><![if !supportEmptyParas]>&nbsp;<![endif]><o:p></o:p></pre><pre style='text-align:center'><![if !supportEmptyParas]>&nbsp;<![endif]><o:p></o:p></pre><pre>ZDNet.com reviewed SymbMath (DOS Edition)<br style='mso-special-character:line-break'> <![if !supportLineBreakNewLine]><br style='mso-special-character:line-break'> <![endif]></pre><pre>&quot;SymbMath (short for symbolic mathematics) is a calculator for solving </pre><pre>symbolic math problems. It is an expert system that can perform exact </pre><pre>numeric, symbolic, and graphic computations, and it can learn from the </pre><pre>user's input. It manipulates complicated formulas and returns answers </pre><pre>in terms of symbols, formulas, exact numbers, tables, and graphs. </pre><pre>If the user inputs a single formula without writing any code, the </pre><pre>program will automatically learn many problems related to that formula.&quot;</pre><pre style='text-align:center'><![if !supportEmptyParas]>&nbsp;<![endif]><o:p></o:p></pre><pre style='text-align:center'><![if !supportEmptyParas]>&nbsp;<![endif]><o:p></o:p></pre><pre style='text-align:center'><![if !supportEmptyParas]>&nbsp;<![endif]><o:p></o:p></pre><pre style='text-align:center'> <hr size=2 width="100%" align=center> </pre><pre style='text-align:center'><![if !supportEmptyParas]>&nbsp;<![endif]><o:p></o:p></pre><pre style='text-align:center'><![if !supportEmptyParas]>&nbsp;<![endif]><o:p></o:p></pre><pre><![if !supportEmptyParas]>&nbsp;<![endif]><o:p></o:p></pre><pre><a href="http://www.zdnet.com/downloads/stories/info/0,10615,43276,00.html">ZDNet.com reviewed SymbMath (Java"! Edition) </a><br style='mso-special-character:line-break'> <![if !supportLineBreakNewLine]><br style='mso-special-character:line-break'> <![endif]></pre><pre>&quot;This application is an online symbolic math and computer algebra </pre><pre>system, powered by SymbMath. It can perform exact, numeric, symbolic, </pre><pre>and graphic computations and includes arbitrary-precision calculation, </pre><pre>equation solving, plot data and user-defined functions, linear </pre><pre>regression, symbolic differentiation, and integration.&quot;</pre><pre style='text-align:center'><![if !supportEmptyParas]>&nbsp;<![endif]><o:p></o:p></pre><pre style='text-align:center'><![if !supportEmptyParas]>&nbsp;<![endif]><o:p></o:p></pre><pre style='text-align:center'><![if !supportEmptyParas]>&nbsp;<![endif]><o:p></o:p></pre><pre style='text-align:center'> <hr size=2 width="100%" align=center> </pre><pre style='text-align:center'><![if !supportEmptyParas]>&nbsp;<![endif]><o:p></o:p></pre><pre style='text-align:center'><![if !supportEmptyParas]>&nbsp;<![endif]><o:p></o:p></pre><pre><![if !supportEmptyParas]>&nbsp;<![endif]><o:p></o:p></pre><pre><span style='mso-tab-count:1'> </span>The magazine &quot;<b>Australian PC World</b>&quot;, June 1992, page 119, </pre><pre>reviewed, &quot;SymbMath 1.4 belongs in a more esoteric field, that </pre><pre>of symbolic mathematics. If you've ever had need for programs such as </pre><pre>Maple or Mathematica, you'll know about symbolic mathematics, also called </pre><pre>algebraic computation or symbolic manipulation. SymbMath is a symbolic </pre><pre>calculator that can manipulate complicated formulas and return answers </pre><pre>in terms of symbols. It solves the same sort of problems as programs like </pre><pre>Mathematica, but still runs in 640 K of RAM as opposed to Mathematica's</pre><pre>4 Mb plus. Although SymbMath is still being added to, it has generated</pre><pre>interest in the scientific sections of some overseas electronic bulletin </pre><pre>boards, being one of the most frequently downloaded programs at some </pre><pre>monitored sites&quot;.</pre><pre style='text-align:center'><![if !supportEmptyParas]>&nbsp;<![endif]><o:p></o:p></pre><pre style='text-align:center'><![if !supportEmptyParas]>&nbsp;<![endif]><o:p></o:p></pre><pre style='text-align:center'><![if !supportEmptyParas]>&nbsp;<![endif]><o:p></o:p></pre><pre style='text-align:center'> <hr size=2 width="100%" align=center> </pre><pre style='text-align:center'><![if !supportEmptyParas]>&nbsp;<![endif]><o:p></o:p></pre><pre style='text-align:center'><![if !supportEmptyParas]>&nbsp;<![endif]><o:p></o:p></pre><pre><![if !supportEmptyParas]>&nbsp;<![endif]><o:p></o:p></pre><pre><span style='mso-tab-count:1'> </span>The &quot;<b>IEEE Micro</b>&quot; journal on February 1992, page 76, said</pre><pre>&quot;SymbMath, an expert system that solves mathematic problems in symbolic </pre><pre>formula or through numeric computation ... requires significantly less </pre><pre>RAM than most comparable software - 640 Kbytes, as opposed to as much as </pre><pre>4 Mbytes&quot;.</pre><pre style='text-align:center'><![if !supportEmptyParas]>&nbsp;<![endif]><o:p></o:p></pre><pre style='text-align:center'><![if !supportEmptyParas]>&nbsp;<![endif]><o:p></o:p></pre><pre style='text-align:center'><![if !supportEmptyParas]>&nbsp;<![endif]><o:p></o:p></pre><pre style='text-align:center'> <hr size=2 width="100%" align=center> </pre><pre style='text-align:center'><![if !supportEmptyParas]>&nbsp;<![endif]><o:p></o:p></pre><pre style='text-align:center'><![if !supportEmptyParas]>&nbsp;<![endif]><o:p></o:p></pre><pre><![if !supportEmptyParas]>&nbsp;<![endif]><o:p></o:p></pre><pre><span style='mso-tab-count:1'> </span>The &quot;<b>Australian PC World</b>&quot; magazine on 1993 </pre><pre>July, page 147, reviewed &quot;SymbMath 2.0 is a symbolic calculator that can </pre><pre>manipulate complicated formulas and return answers in term of symbols. It </pre><pre>solves the same sort of problems as programs such as Mathematica and Maple </pre><pre>(and some that they can't), yet runs within 640K of RAM.&quot;</pre><pre style='text-align:center'><![if !supportEmptyParas]>&nbsp;<![endif]><o:p></o:p></pre><pre style='text-align:center'><![if !supportEmptyParas]>&nbsp;<![endif]><o:p></o:p></pre><pre style='text-align:center'><![if !supportEmptyParas]>&nbsp;<![endif]><o:p></o:p></pre><pre style='text-align:center'> <hr size=2 width="100%" align=center> </pre><pre style='text-align:center'><![if !supportEmptyParas]>&nbsp;<![endif]><o:p></o:p></pre><pre style='text-align:center'><![if !supportEmptyParas]>&nbsp;<![endif]><o:p></o:p></pre><pre><![if !supportEmptyParas]>&nbsp;<![endif]><o:p></o:p></pre><pre><span style='mso-tab-count:1'> </span>&quot;<b>PC Plus</b>&quot;, the June 1993 issue, page 281, reviewed SymbMath </pre><pre>as follows.</pre><pre><![if !supportEmptyParas]>&nbsp;<![endif]><o:p></o:p></pre><pre>SUPPLIER: Public Domain and Shareware Library</pre><pre>PHONE: (0892) 663298</pre><pre>FOR: Powerful maths functions</pre><pre><span style="mso-spacerun: yes"> </span>Automatically learns from user input</pre><pre><span style="mso-spacerun: yes"> </span>Modest hardware requirements </pre><pre>AGAINST: Needs advanced maths knowledge </pre><pre>PCPLUS VALUE VERDICT: xxx</pre><pre>REQUIREMENTS:<span style="mso-spacerun: yes"> </span></pre><pre>MINIMUM HARDWARE:<span style="mso-spacerun: yes"> </span>DRIVES: Hard disk,<span style="mso-spacerun: yes"> </span>RAM:<span style="mso-spacerun: yes"> </span>640 Kb</pre><pre><![if !supportEmptyParas]>&nbsp;<![endif]><o:p></o:p></pre><pre>*<span style="mso-spacerun: yes"> </span>Mathematics whizzes should find SymbMath a capable facility for </pre><pre>handling complex problems.</pre><pre> </pre><pre><span style='mso-tab-count:1'> </span>Symbmath,<span style="mso-spacerun: yes"> </span>short for Symbolic Mathematics, is both an advanced </pre><pre>mathematical calculator and an expert system. Designed by Australian </pre><pre>Weiguang Huang for solving university and professional level symbolical </pre><pre>maths problems.<span style="mso-spacerun: yes"> </span>Symbmath<span style="mso-spacerun: yes"> </span>will<span style="mso-spacerun: yes"> </span>also perform exact numerical </pre><pre>computation. It's able to manipulate extremely complicated formulae, </pre><pre>returning answers in terms of symbols, formulae, or exact numbers as </pre><pre>required.<span style="mso-spacerun: yes"> </span>The program can learn from your calculations, automatically </pre><pre>adding your problem-solving techniques to its<span style="mso-spacerun: yes"> </span>repertoire:<span style="mso-spacerun: yes"> </span>making it of </pre><pre>interest to artificial intelligence researchers as well as mathematicians, </pre><pre>particularly as you don't have to write any code.</pre><pre><span style='mso-tab-count:1'> </span>Its capabilities are impressive, going well beyond the facilities<span style="mso-spacerun: yes"> </span></pre><pre>offered by rival<span style="mso-spacerun: yes"> </span>programs.<span style="mso-spacerun: yes"> </span>It's very fast and includes wide-ranging </pre><pre>and sophisticated routines for<span style="mso-spacerun: yes"> </span>differentiation,<span style="mso-spacerun: yes"> </span>integration, equation </pre><pre>solving, algebraic calculations, exact and floating point numerical</pre><pre>computation of numbers ranging from plus to minus infinity, and an ex-</pre><pre>tensive array of other advanced facilities that will be more than enough </pre><pre>to handle academic or practical mathematical problems<span style="mso-spacerun: yes"> </span>of<span style="mso-spacerun: yes"> </span>even<span style="mso-spacerun: yes"> </span>extreme<span style="mso-spacerun: yes"> </span></pre><pre>complexity.<span style="mso-spacerun: yes"> </span></pre><pre><span style='mso-tab-count:1'> </span>Despite this extensive computing power, Symbmath will </pre><pre>nevertheless run on very basic hardware: you need at least 640 Kb of RAM </pre><pre>and a hard disk, but<span style="mso-spacerun: yes"> </span>an 8088-based PC with a monochrome monitor is ample </pre><pre>for even very convoluted calculations.<span style="mso-spacerun: yes"> </span>You'll need to be well-schooled </pre><pre>in advanced maths but, if you are,<span style="mso-spacerun: yes"> </span>you'll will find SymbMath, well </pre><pre>worth investigating.</pre><pre style='text-align:center'><![if !supportEmptyParas]>&nbsp;<![endif]><o:p></o:p></pre><pre style='text-align:center'><![if !supportEmptyParas]>&nbsp;<![endif]><o:p></o:p></pre><pre style='text-align:center'><![if !supportEmptyParas]>&nbsp;<![endif]><o:p></o:p></pre><pre style='text-align:center'> <hr size=2 width="100%" align=center> </pre><pre style='text-align:center'><![if !supportEmptyParas]>&nbsp;<![endif]><o:p></o:p></pre><pre style='text-align:center'><![if !supportEmptyParas]>&nbsp;<![endif]><o:p></o:p></pre><pre><![if !supportEmptyParas]>&nbsp;<![endif]><o:p></o:p></pre><pre><span style='mso-tab-count:1'> </span>&quot;<b>Refections</b>&quot;, Vol. 18, No. 2, May 1993, page</pre><pre>58, reviewed SymbMath: </pre><pre><span style='mso-tab-count:1'> </span>&quot;An alternative for MS-DOS users which has the unique advantage of </pre><pre>being `home grown', SymbMath is the only Australian-made computer algebra </pre><pre>system of which I am aware. SymbMath comes in three versions (shareware, </pre><pre>student and advanced), with corresponding increases in price and in </pre><pre>capabilities. The student version is reviewed here, and was found to be </pre><pre>a versatile and useful mathematical tool.</pre><pre><span style='mso-tab-count:1'> </span>Like Maple on Macintosh, mathematical input must be entered in </pre><pre>`computer syntax', but SymbMath (like Maple V and Derive) has the option </pre><pre>of two-dimensional output, which provides a reasonable approximation of </pre><pre>mathematical notation. Its capabilities are impressive, including a </pre><pre>`chemistry' option, in which it performs chemical calculations and </pre><pre>operates on chemical equations, and a unique ability to `learn' from the </pre><pre>user. Entering a rule for differentiation, for example, automatically </pre><pre>`teaches' the program how to integrate using that rule; trigonometric </pre><pre>identities and algebraic formulas can likewise be used as the basis for </pre><pre>inference.</pre><pre><span style='mso-tab-count:1'> </span>At the same time, the programs provide more than adequate computer </pre><pre>algebra capabilities, and represent excellent value for money.&quot;</pre><pre style='text-align:center'><![if !supportEmptyParas]>&nbsp;<![endif]><o:p></o:p></pre><pre style='text-align:center'><![if !supportEmptyParas]>&nbsp;<![endif]><o:p></o:p></pre><pre style='text-align:center'><![if !supportEmptyParas]>&nbsp;<![endif]><o:p></o:p></pre><pre style='text-align:center'> <hr size=2 width="100%" align=center> </pre><pre style='text-align:center'><![if !supportEmptyParas]>&nbsp;<![endif]><o:p></o:p></pre><pre style='text-align:center'><![if !supportEmptyParas]>&nbsp;<![endif]><o:p></o:p></pre><pre><![if !supportEmptyParas]>&nbsp;<![endif]><o:p></o:p></pre><pre><span style='mso-tab-count:1'> </span>&quot;<b>Chemistry in Australia</b>&quot; magazine, December 1993, page 665, </pre><pre>reviewed:</pre><pre><span style='mso-tab-count:1'> </span>&quot;SymbMath 2.2 (an abbreviation for Symbolic Mathematics) is a</pre><pre>software package for symbolic computation. It runs on IBM PC compatible</pre><pre>under DOS and requires only 420 Kbytes of memory. It is an integrated</pre><pre>software package with pull-down and pop-up menus, on-line help and on-</pre><pre>line manuals which make application easier. The diskette also contain a</pre><pre>detailed manual with many examples.</pre><pre><span style='mso-tab-count:1'> </span>SymbMath performs both exact numerical computations and evaluates</pre><pre>symbolic formulae. The package has the capability of solving mathematical</pre><pre>expressions, simultaneous equations, limits, differentiation, integration,</pre><pre>sums and products etc. It is also a programming language working as an</pre><pre>interpreter with variety of types, loops, arrays, functions etc. which</pre><pre>enable writing of programs for solving of more complex mathematical</pre><pre>procedures. This also enables documentation of your calculations.</pre><pre><span style='mso-tab-count:1'> </span>The package is very easy to apply. The user just needs to type </pre><pre>the command for the required mathematical operation, and the expression(s).</pre><pre>Mathematical problems which usually require lots of calculation time can</pre><pre>be solved quickly.</pre><pre><span style='mso-tab-count:1'> </span>SymbMath has the ability to deduce and expand its knowledge. </pre><pre>Provided with necessary facts, the package may solve many problems that </pre><pre>they were unable to solve before e.g. integrals etc. There is a chemical</pre><pre>calculation package which is capable of stoichiometric calculations as </pre><pre>well as an inorganic reaction package which may provide answers for some</pre><pre>inorganic chemical reactions. It also performs plots of functions and </pre><pre>data and interface with other software.</pre><pre><span style='mso-tab-count:1'> </span>Like the other software packages for symbolic mathematics e.g.</pre><pre>Mathematica, MAPLE etc., SymbMath is suitable for performing calculations</pre><pre>of expressions, solving various mathematical problems, or performing </pre><pre>preliminary analysis before solving very complex mathematical problems.</pre><pre>The availability of such software has already had an impact on teaching </pre><pre>mathematics at universities and there will be more applications for such</pre><pre>packages in the future because they enable easy solution of diverse</pre><pre>mathematical problems. Compared with large packages like Mathematica </pre><pre>capable of solving very complex problems (which runs under Microsoft</pre><pre>Windows which itself require a very large memory), SymbMath has a big</pre><pre>advantage in that it requires very little memory, it is much easier to </pre><pre>learn and it is much less expensive. I would highly recommend the package</pre><pre>for anyone who uses mathematics in their work.&quot;</pre><pre style='text-align:center'><![if !supportEmptyParas]>&nbsp;<![endif]><o:p></o:p></pre><pre style='text-align:center'><![if !supportEmptyParas]>&nbsp;<![endif]><o:p></o:p></pre><pre style='text-align:center'><![if !supportEmptyParas]>&nbsp;<![endif]><o:p></o:p></pre><pre style='text-align:center'> <hr size=2 width="100%" align=center> </pre><pre style='text-align:center'><![if !supportEmptyParas]>&nbsp;<![endif]><o:p></o:p></pre><pre style='text-align:center'><![if !supportEmptyParas]>&nbsp;<![endif]><o:p></o:p></pre><pre><![if !supportEmptyParas]>&nbsp;<![endif]><o:p></o:p></pre><pre><span style='mso-tab-count:1'> </span>&quot;<b>IEEE Expert</b>&quot; on August 1993, Vol. 8, No. 4, page 99, reviewed:</pre><pre>&quot;SymbMath 2.2 is an expert system for solving symbolical math problems</pre><pre>and performing exact numeric computations. It can manipulate complicated</pre><pre>formulas and return answers in terms of symbols, formulas, and exact </pre><pre>numbers. It also learns from users; for instance, it can learn the </pre><pre>integrals of an unknown function from a derivatives of the function. The </pre><pre>shareware version is available from Simtel20 archives on anonymous FTP</pre><pre>sites (rana.cc.deakin.oz.au as /huang/sm22a.zip) or by e-mail from </pre><pre>listserv@vm1.nodak.edu or listserv@ndsum1.bitnet. Student and Advanced</pre><pre>versions are also available.&quot;</pre><pre style='text-align:center'><![if !supportEmptyParas]>&nbsp;<![endif]><o:p></o:p></pre><pre style='text-align:center'><![if !supportEmptyParas]>&nbsp;<![endif]><o:p></o:p></pre><pre style='text-align:center'><![if !supportEmptyParas]>&nbsp;<![endif]><o:p></o:p></pre><pre style='text-align:center'> <hr size=2 width="100%" align=center> </pre><pre style='text-align:center'><![if !supportEmptyParas]>&nbsp;<![endif]><o:p></o:p></pre><pre style='text-align:center'><![if !supportEmptyParas]>&nbsp;<![endif]><o:p></o:p></pre><pre><span style='mso-tab-count:1'> </span></pre><pre><span style='mso-tab-count: 1'> </span>The &quot;<b>Australian PC World</b>&quot; magazine on 1994 July, page 257, </pre><pre>reviewed &quot;SymbMath - a symbolic calculator that can manipulate </pre><pre>complicated formulas and return answers in term of symbols</pre><pre>in the same category as more expensive programs such as Mathematica.&quot;</pre><pre style='text-align:center'><![if !supportEmptyParas]>&nbsp;<![endif]><o:p></o:p></pre><pre style='text-align:center'><![if !supportEmptyParas]>&nbsp;<![endif]><o:p></o:p></pre><pre style='text-align:center'><![if !supportEmptyParas]>&nbsp;<![endif]><o:p></o:p></pre><pre style='text-align:center'> <hr size=2 width="100%" align=center> </pre><pre style='text-align:center'><![if !supportEmptyParas]>&nbsp;<![endif]><o:p></o:p></pre><pre style='text-align:center'><![if !supportEmptyParas]>&nbsp;<![endif]><o:p></o:p></pre><pre><span style='mso-tab-count:1'> </span></pre><pre><span style='mso-tab-count: 1'> </span>Newspapers &quot;<b>Campus Review</b>&quot; on July 7, 1994, page 12, published</pre><pre>a review titled &quot;Symbmaths is for serious numbers&quot;.</pre><pre style='text-align:center'><![if !supportEmptyParas]>&nbsp;<![endif]><o:p></o:p></pre><pre style='text-align:center'><![if !supportEmptyParas]>&nbsp;<![endif]><o:p></o:p></pre><pre style='text-align:center'><![if !supportEmptyParas]>&nbsp;<![endif]><o:p></o:p></pre><pre style='text-align:center'> <hr size=2 width="100%" align=center> </pre><pre style='text-align:center'><![if !supportEmptyParas]>&nbsp;<![endif]><o:p></o:p></pre><pre style='text-align:center'><![if !supportEmptyParas]>&nbsp;<![endif]><o:p></o:p></pre><pre><span style='mso-tab-count:1'> </span></pre><pre><span style='mso-tab-count: 1'> </span>Newspapers &quot;<b>Uniken</b>&quot; on July 29, 1994, page 1, published half-page </pre><pre>of an article titled &quot;SymbMath program takes complex problems out of maths&quot;.</pre><pre style='text-align:center'><![if !supportEmptyParas]>&nbsp;<![endif]><o:p></o:p></pre><pre style='text-align:center'><![if !supportEmptyParas]>&nbsp;<![endif]><o:p></o:p></pre><pre style='text-align:center'><![if !supportEmptyParas]>&nbsp;<![endif]><o:p></o:p></pre><pre style='text-align:center'> <hr size=2 width="100%" align=center> </pre><pre style='text-align:center'><![if !supportEmptyParas]>&nbsp;<![endif]><o:p></o:p></pre><pre style='text-align:center'><![if !supportEmptyParas]>&nbsp;<![endif]><o:p></o:p></pre><pre><![if !supportEmptyParas]>&nbsp;<![endif]><o:p></o:p></pre><pre><span style='mso-tab-count:1'> </span>Magazine &quot;<b>Computer Market</b>&quot; on September 1994, page 39-40, said:</pre><pre>&quot;Dr Weiguang Huang, who is obviously something of a beaver brain, has </pre><pre>developed a piece of software called SymbmMath 3.1. Based on symbolic math</pre><pre>principles, the program will perform exact numeric, symbolic and algebraic </pre><pre>calculations. It is also clever enough to learn from the user's input, such</pre><pre>as integrals of an unknown function.&quot; </pre> <div class=MsoNormal align=center style='text-align:center;tab-stops:45.8pt 91.6pt 137.4pt 183.2pt 229.0pt 274.8pt 320.6pt 366.4pt 412.2pt 458.0pt 503.8pt 549.6pt 595.4pt 641.2pt 687.0pt 732.8pt'> <hr size=2 width="100%" align=center> </div> <p class=MsoNormal style='tab-stops:45.8pt 91.6pt 137.4pt 183.2pt 229.0pt 274.8pt 320.6pt 366.4pt 412.2pt 458.0pt 503.8pt 549.6pt 595.4pt 641.2pt 687.0pt 732.8pt'><![if !supportEmptyParas]>&nbsp;<![endif]><o:p></o:p></p> <p class=MsoNormal style='tab-stops:45.8pt 91.6pt 137.4pt 183.2pt 229.0pt 274.8pt 320.6pt 366.4pt 412.2pt 458.0pt 503.8pt 549.6pt 595.4pt 641.2pt 687.0pt 732.8pt'><a href="http://www.aamt.edu.au/Maths/software.html#symb">The Australian Association of Mathematics Teachers </a>in &quot;Software Reviews&quot; session of &quot;<b>Mathematical Bytes</b>&quot;, Volume 3, Number 2, October 1995, reviewed SymbMath: </p> <p class=MsoNormal style='margin-right:.5in;mso-margin-top-alt:auto;mso-margin-bottom-alt: auto;margin-left:.5in;tab-stops:45.8pt 91.6pt 137.4pt 183.2pt 229.0pt 274.8pt 320.6pt 366.4pt 412.2pt 458.0pt 503.8pt 549.6pt 595.4pt 641.2pt 687.0pt 732.8pt'>This DOS application is a powerful computer algebra package which supports everything from simplification to integration. It is an Australian product, written by Dr Weiguang Huang at the University of New South Wales, and will perform most of the functions of the power tools in this field (such as Mathematica and Maple) but at a fraction of the cost. </p> <p style='margin-right:.5in;margin-left:.5in;tab-stops:45.8pt 91.6pt 137.4pt 183.2pt 229.0pt 274.8pt 320.6pt 366.4pt 412.2pt 458.0pt 503.8pt 549.6pt 595.4pt 641.2pt 687.0pt 732.8pt'><span style='mso-fareast-font-family:[SO'>SymbMath creates a Windows-like environment, with separate Input and Output windows and easy access to help and keyword menus. Since it operates using a &quot;command-line&quot; structure (with the user required to enter keywords rather than to choose operations from a menu) this access to help is very important. While I prefer a simpler approach to input of both commands and mathematical expressions, this program is well structured in this regard, and certainly much improved upon earlier versions.<o:p></o:p></span></p> <p style='margin-right:.5in;margin-left:.5in;tab-stops:45.8pt 91.6pt 137.4pt 183.2pt 229.0pt 274.8pt 320.6pt 366.4pt 412.2pt 458.0pt 503.8pt 549.6pt 595.4pt 641.2pt 687.0pt 732.8pt'><span style='mso-fareast-font-family:[SO'>Possibly the most disappointing aspect of the package is its graphing capabilities, which provide adequate two-dimensional function, polar and parametric plots. The lack of three-dimensional capabilities at a time when most competitors are offering, not only 3-D graphing but animation as well, is unfortunate.<o:p></o:p></span></p> <p style='margin-right:.5in;margin-left:.5in;tab-stops:45.8pt 91.6pt 137.4pt 183.2pt 229.0pt 274.8pt 320.6pt 366.4pt 412.2pt 458.0pt 503.8pt 549.6pt 595.4pt 641.2pt 687.0pt 732.8pt'><span style='mso-fareast-font-family:[SO'>At the same time, SymbMath offers some very useful and powerful features which complement its quite extensive algebraic manipulation and calculus capabilities. These include the ability to work with chemical formulae and equations (Yes - it will solve reaction problems using chemical symbols and computations involving atomic weights, mass and more!) and a nice database function, allowing the user to store everything from telephone numbers to geometric properties of figures. Drawing features are also available within the graphics mode. SymbMath is also an &quot;expert system&quot;, capable of &quot;learning&quot; from the user during computation. Inputting a single formula (for example, a derivative) automatically teaches the corresponding integration rules. This is a powerful and interesting feature.<o:p></o:p></span></p> <p style='margin-right:.5in;margin-left:.5in;tab-stops:45.8pt 91.6pt 137.4pt 183.2pt 229.0pt 274.8pt 320.6pt 366.4pt 412.2pt 458.0pt 503.8pt 549.6pt 595.4pt 641.2pt 687.0pt 732.8pt'><span style='mso-fareast-font-family:[SO'>This program is available from the author in three versions: shareware ($10), student ($60) and advanced ($99). Each contains successively more functions. The shareware version, for example, lacks a &quot;solve&quot; command and all trigonometric functions except sine and cosine, and so has quite limited application in schools. The student version, however, lacks only the hyperbolic functions, and so would be quite adequate for school use. At the price, this represents good value for extensive algebraic capabilities.<o:p></o:p></span></p> <p style='margin-right:.5in;margin-left:.5in;tab-stops:45.8pt 91.6pt 137.4pt 183.2pt 229.0pt 274.8pt 320.6pt 366.4pt 412.2pt 458.0pt 503.8pt 549.6pt 595.4pt 641.2pt 687.0pt 732.8pt'><span style='mso-fareast-font-family:[SO'>As an assistant in the senior school, SymbMath appears to offer a range of very useful features at an affordable price.<o:p></o:p></span></p> <div class=MsoNormal align=center style='margin-top:0in;margin-right:.5in; margin-bottom:0in;margin-left:9.0pt;margin-bottom:.0001pt;text-align:center; tab-stops:45.8pt 91.6pt 137.4pt 183.2pt 229.0pt 274.8pt 320.6pt 366.4pt 412.2pt 458.0pt 503.8pt 549.6pt 595.4pt 641.2pt 687.0pt 732.8pt'> <hr size=2 width="100%" align=center> </div> <p class=MsoNormal style='tab-stops:45.8pt 91.6pt 137.4pt 183.2pt 229.0pt 274.8pt 320.6pt 366.4pt 412.2pt 458.0pt 503.8pt 549.6pt 595.4pt 641.2pt 687.0pt 732.8pt'><b><![if !supportEmptyParas]>&nbsp;<![endif]><o:p></o:p></b></p> <p class=MsoNormal style='tab-stops:45.8pt 91.6pt 137.4pt 183.2pt 229.0pt 274.8pt 320.6pt 366.4pt 412.2pt 458.0pt 503.8pt 549.6pt 595.4pt 641.2pt 687.0pt 732.8pt'><b> <a href="http://www.palmtoppaper.com/PTPHTML/48/48c0000e.htm">The HP Palmtop Paper</a> </b>, 1999, 8(6), Issue 48, reviewed:</p> <p style='tab-stops:45.8pt 91.6pt 137.4pt 183.2pt 229.0pt 274.8pt 320.6pt 366.4pt 412.2pt 458.0pt 503.8pt 549.6pt 595.4pt 641.2pt 687.0pt 732.8pt'><b>8. Symbolic Math</b></p> <p style='tab-stops:45.8pt 91.6pt 137.4pt 183.2pt 229.0pt 274.8pt 320.6pt 366.4pt 412.2pt 458.0pt 503.8pt 549.6pt 595.4pt 641.2pt 687.0pt 732.8pt'>SymbMath is a computer algebra system that can perform exact numeric, symbolic and graphic computation. It manipulates complicated formulas and returns answers in terms of symbols, formulas, exact numbers, table and graph. SymbMath is also an expert system that is able to learn from user's input. If the user only inputs one formula without writing any code, it will automatically learn many problems related to this formula (e.g. it learns many integrals involving an unknown function f(x) from one derivative f'(x) ). <span style='mso-fareast-font-family: "Arial Unicode MS"'><o:p></o:p></span></p> <p style='tab-stops:45.8pt 91.6pt 137.4pt 183.2pt 229.0pt 274.8pt 320.6pt 366.4pt 412.2pt 458.0pt 503.8pt 549.6pt 595.4pt 641.2pt 687.0pt 732.8pt'>SymbMath is, in another sense, a programming language in which you can define conditional, case, piecewise, recursion, multi-value functions and procedures, derivatives, integrals and rules. </p> <p style='tab-stops:45.8pt 91.6pt 137.4pt 183.2pt 229.0pt 274.8pt 320.6pt 366.4pt 412.2pt 458.0pt 503.8pt 549.6pt 595.4pt 641.2pt 687.0pt 732.8pt'>The program runs on the HP Palmtop and does almost everything that Derive can do. </p> <p style='tab-stops:45.8pt 91.6pt 137.4pt 183.2pt 229.0pt 274.8pt 320.6pt 366.4pt 412.2pt 458.0pt 503.8pt 549.6pt 595.4pt 641.2pt 687.0pt 732.8pt'>Symbolic Math comes in one of three versions: Shareware, Student, and Advanced. Its three versions are available from the author, Dr. Weiguang Huang. </p> <p style='margin-right:.5in;margin-left:9.0pt;tab-stops:45.8pt 91.6pt 137.4pt 183.2pt 229.0pt 274.8pt 320.6pt 366.4pt 412.2pt 458.0pt 503.8pt 549.6pt 595.4pt 641.2pt 687.0pt 732.8pt'><span style='mso-fareast-font-family:[SO'><![if !supportEmptyParas]>&nbsp;<![endif]><o:p></o:p></span></p> </div> </body> </html>