logical.h

最经典的分子对结软件

/**********************************************************
** logical.h
**
** Jim Arnold, 21 April, 1999
**
**   This header defines some standard logical operations
**   and truth values as english words.  This makes the
**   code that uses it more like a natural language.
**********************************************************/

#ifndef LOGICAL_HEADER
#define LOGICAL_HEADER

const int NULL_OB = 0;

#define   true     1
#define   false    0
#define   and      &&
#define   or       ||
#define   equal    ==
#define   not      !


#endif  // LOGICAL_HEADER