calc.pre

利用人工智能程序设计语言prolog编程实现的公式计算软件源代码。

/*****************************************************************************

		Copyright (c) My Company

 Project:  TRY
 FileName: CALC.PRE
 Purpose: Predicate definitions for CALC.PRO
 Written by: Visual Prolog
 Comments:
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GLOBAL PREDICATES
expr_val_loop(string Expr,real Tout,real Out)-(i,i,o)