readme.txt

delphi 計算用第三方 控件

DiffExpress: README
=============================

Please read this file carefully (especially "Installation"
chapter) before installing the program to your computer.


Contents
--------

  Program information
  Company information
  Description
  Specification
  Installation
  Registration
  Copyright and license
  Technical support

Program information
-------------------

Program Name:
  DiffExpress
Program Version:
  1.4
Program Release Date:
  11/25/200
Program Description:
  DiffExpress is a differentiator providing an easy way to use 
  symbolic differentiation of mathematical expressions 
  in your applications.
Target Enviroment:
  Delphi 4,5,6,7 C++ Builder 3,4,5,6
Software type:
  Freeware with sources


Company information
-------------------

Company Name:
  AidAim Software
Contact E-mail Address:
  [e-mail]
Contact WWW URL:
  http://www.aidaim.com


Description
-----------
DiffExpress provides an easy way to use symbolic differentiation of
mathematical expressions in your applications. 
Supports 5 operators, parenthesis, 18 mathematical functions and user-defined variables


Specification
-------------

accepts operators: + - * / ^; 
accepts functions: cos, sin, tg, ctg, abs, sgn or sign, sqrt, ln, exp,
                   arcsin, arcos, arctg, arcctg, sh, ch,
                   th, cth, heaviside; 
supports unlimited number of user defined variables. 


Installation
------------

Delphi & C++Builder:

  In the Delphi or C++Builder component menu, choose :

  1) Install Component
 
  2) Into new package

  3) Choose package filename (for example NEW_PACK.DPK)
 
  4) Browse for unit filename DiffExpress.pas

  5) Choose Compile & Install


Registration
------------

No registration needs


Copyright and license
---------------------

See "license.txt" file.


Technical support
-----------------

Before you contact us, please do the following:

- Be sure that you're doing everything right. We all make
  mistakes sometimes... Be attentive.
- Visit our site in the Internet at http://www.aidaim.com.
  It's a good chance that you'll find the newer version of 
  our product there.

But if you still have a problem with DiffExpress and noting else helps,
please contact technical support at [e-mail].

Please inform us about the following:

  - DiffExpress version 
  - where did you get DiffExpress (http or ftp site)
  - computer information: CPU type and speed, installed memory
  - enviromental information: your OS and compiler
  - description of your problem (as much information as possible
    to retrieve the problem)

DiffExpress is free and distributed "as is". Should you have any ideas 
on improving the existing functions of this product after you have
downloaded and used it, 
be easy to e-mail us: [e-mail]>.