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comparison liboctave/CmplxDET.h @ 457:3d4b4f0fa5ba

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[project @ 1994-06-06 00:33:33 by jwe] Initial revision
author jwe
date Mon, 06 Jun 1994 00:33:51 +0000
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children 2ca256b77602
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456:a1b3aae0fbc3 457:3d4b4f0fa5ba
1 // -*- C++ -*-
2 /*
3
4 Copyright (C) 1992, 1993, 1994 John W. Eaton
5
6 This file is part of Octave.
7
8 Octave is free software; you can redistribute it and/or modify it
9 under the terms of the GNU General Public License as published by the
10 Free Software Foundation; either version 2, or (at your option) any
11 later version.
12
13 Octave is distributed in the hope that it will be useful, but WITHOUT
14 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
15 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
16 for more details.
17
18 You should have received a copy of the GNU General Public License
19 along with Octave; see the file COPYING. If not, write to the Free
20 Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
21
22 */
23
24 #if !defined (octave_ComplexDET_h)
25 #define octave_ComplexDET_h 1
26
27 #if defined (__GNUG__)
28 #pragma interface
29 #endif
30
31 class ostream;
32
33 #include <Complex.h>
34
35 extern "C++" {
36
37 class ComplexDET
38 {
39 public:
40
41 ComplexDET (void);
42
43 ComplexDET (const ComplexDET& a);
44
45 ComplexDET& operator = (const ComplexDET& a);
46
47 int value_will_overflow (void) const;
48 int value_will_underflow (void) const;
49 Complex coefficient (void) const;
50 int exponent (void) const;
51 Complex value (void) const;
52
53 friend ostream& operator << (ostream& os, const ComplexDET& a);
54
55 private:
56
57 ComplexDET (const Complex *d);
58
59 Complex det [2];
60 };
61
62 inline ComplexDET::ComplexDET (void)
63 {
64 }
65
66 inline ComplexDET::ComplexDET (const ComplexDET& a)
67 {
68 det[0] = a.det[0];
69 det[1] = a.det[1];
70 }
71
72 inline ComplexDET& ComplexDET::operator = (const ComplexDET& a)
73 {
74 det[0] = a.det[0];
75 det[1] = a.det[1];
76 return *this;
77 }
78
79 inline ComplexDET::ComplexDET (const Complex *d)
80 {
81 det[0] = d[0];
82 det[1] = d[1];
83 }
84
85 } // extern "C++"
86
87 #endif
88
89 /*
90 ;;; Local Variables: ***
91 ;;; mode: C++ ***
92 ;;; page-delimiter: "^/\\*" ***
93 ;;; End: ***
94 */