/*
Example programs from the book Scientific and Engineering Programming
in C++: An Introduction with Advanced Techniques and Examples,
Addison-Wesley, 1994.
 
                 (c) COPYRIGHT INTERNATIONAL BUSINESS MACHINES
                 CORPORATION 1994.  ALL RIGHTS RESERVED.

See README file for further details.
*/
#ifndef SciEngErrH
#define SciEngErrH

class String;
class ostream;


class SciEngErr {
public:                             
    virtual String message() const = 0;
    virtual ~SciEngErr();             
};

ostream& operator<<(ostream& s, const SciEngErr& e);


#endif

