This file is indexed.

/usr/include/singular/singular/kernel/spectrum/semic.h is in libsingular4-dev-common 1:4.1.0-p3+ds-2build1.

This file is owned by root:root, with mode 0o644.

The actual contents of the file can be viewed below.

  1
  2
  3
  4
  5
  6
  7
  8
  9
 10
 11
 12
 13
 14
 15
 16
 17
 18
 19
 20
 21
 22
 23
 24
 25
 26
 27
 28
 29
 30
 31
 32
 33
 34
 35
 36
 37
 38
 39
 40
 41
 42
 43
 44
 45
 46
 47
 48
 49
 50
 51
 52
 53
 54
 55
 56
 57
 58
 59
 60
 61
 62
 63
 64
 65
 66
 67
 68
 69
 70
 71
 72
 73
 74
 75
 76
 77
 78
 79
 80
 81
 82
 83
 84
 85
 86
 87
 88
 89
 90
 91
 92
 93
 94
 95
 96
 97
 98
 99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
// ----------------------------------------------------------------------------
//  semic.h
//  begin of file
//  Stephan Endrass, endrass@mathematik.uni-mainz.de
//  23.7.99
// ----------------------------------------------------------------------------

// ----------------------------------------------------------------------------
//  here we define a class  spectrum  to test semicontinuity
// ----------------------------------------------------------------------------

#ifndef SEMIC_H
#define SEMIC_H

#ifdef HAVE_SPECTRUM


#include <kernel/spectrum/GMPrat.h>

typedef enum
{
    OPEN,
    LEFTOPEN,
    RIGHTOPEN,
    CLOSED

} interval_status;

/*typedef enum
{
    semicOK,
    semicMulNegative,

    semicListTooShort,
    semicListTooLong,

    semicListFirstElementWrongType,
    semicListSecondElementWrongType,
    semicListThirdElementWrongType,
    semicListFourthElementWrongType,
    semicListFifthElementWrongType,
    semicListSixthElementWrongType,

    semicListNNegative,
    semicListWrongNumberOfNumerators,
    semicListWrongNumberOfDenominators,
    semicListWrongNumberOfMultiplicities,

    semicListMuNegative,
    semicListPgNegative,
    semicListNumNegative,
    semicListDenNegative,
    semicListMulNegative,

    semicListNotSymmetric,
    semicListNotMonotonous,

    semicListMilnorWrong,
    semicListPGWrong

} semicState; */ //TODO move to Singular

class spectrum
{
public:

    int         mu;      // milnor number
    int         pg;      // geometrical genus
    int         n;       // # of spectrum numbers
    Rational    *s;      // spectrum numbers
    int         *w;      // multiplicities

//    spectrum( );
//    spectrum( lists );

    ///  Zero constructor
    spectrum( )
    {
       copy_zero( );
    }

    spectrum( const spectrum& );

    ~spectrum( );

    spectrum operator = ( const spectrum& );
//    spectrum operator = ( lists );

    friend spectrum   operator + ( const spectrum&,const spectrum& );
    friend spectrum   operator * ( int,const spectrum& );

    #ifdef SEMIC_PRINT
    friend ostream &  operator << ( ostream&,const spectrum& );
    #endif /*SEMIC_PRINT*/

    void    copy_new    ( int );
//    void    copy_delete ( void );

///  Delete the memory of a spectrum
inline void copy_delete( void )
{
    if( s != (Rational*)NULL && n > 0 ) delete [] s;
    if( w != (int*)NULL      && n > 0 ) delete [] w;
    copy_zero( );
}

///  Initialize with zero
inline void copy_zero( void )
{
    mu = 0;
    pg = 0;
    n  = 0;
    s  = (Rational*)NULL;
    w  = (int*)NULL;
}

///  Initialize shallow from another spectrum
inline void copy_shallow( spectrum &spec )
{
    mu = spec.mu;
    pg = spec.pg;
    n  = spec.n;
    s  = spec.s;
    w  = spec.w;
}

    void    copy_deep   ( const spectrum& );
//    void    copy_deep   ( lists );

//    lists   thelist     ( void );

    int     add_subspectrum    ( spectrum&,int );
    int     next_number        ( Rational* );
    int     next_interval      ( Rational*,Rational* );
    int     numbers_in_interval( Rational&,Rational&,interval_status );
    int     mult_spectrum      ( spectrum& );
    int     mult_spectrumh     ( spectrum& );

    //    int     set_milnor         ( void );
    //   int     set_geometric_genus( void );
};

#endif /*HAVE_SPECTRUM*/
// ----------------------------------------------------------------------------
//  semic.h
//  end of file
// ----------------------------------------------------------------------------
#endif