		1.3  Shareware, Student and Advanced Versions

        You should register with the author if you use SymbMath.
	Please read the document file SymbMath.DOC and all *.TXT files
before running SymbMath. You should print them out if you need the printed
documents. Please follow examples in the document to practise.
	On the MS-DOS prompt to install it, type
install
	On the MS-DOS prompt to run it, type
SymbMath

	SymbMath has three versions: Shareware Version A, Student
Version B and Advanced Version C. The shareware version lacks the 
solve(), trig (except sin(x) and cos(x)), and hyerbolic functions, 
(lack 10% keywords) and the student version lacks the hyerbolic
functions (lack 5% keywords). You cannot input these lack functions
in shareware or student version.

----------------------------------------------------------------------
Version         Class   Lacked Functions                Price

Shareware       A       solve(), hyerbolic,             US$10 or AU$15
			trig (except sin(x), cos(x))
Student         B       hyerbolic                       US$50 or AU$70
Advanced        C                                       US$99 or AU$140
Libraries       *.(x)                                   US$20 or AU$25
.......................................................................
Upgrade         same                                    50%
.......................................................................
Multiple copies >2                                      80%
.......................................................................
Site licence    >10 copies                              50%
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	Other foreign money is accepted at the current exchange rate.
	You must provide the photocopy of your license or license 
number for upgrades.    
	If you send the author your payment by cheque, money order
or bank draft that must be drawn in Australia, you will get the 
latest version. If you sign the license (see the LICENSE.TXT file) 
and send it to the author, you will be a legal user for upgrades. 
If you write a paper about this software on publication, you will get 
a free upgrade.
	It has three versions: Shareware, Student, and Advanced. The 
shareware version is available from SIMTEL20 archives on anonymous FTP 
sites (e.g. oak.oakland.edu in /pub/msdos/calculator as sm30a.zip).
