/usr/include/eclib/nfd.h is in libec-dev 20160101-1.
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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 | // File NFD.H: class for newforms of any dimension
//////////////////////////////////////////////////////////////////////////
//
// Copyright 1990-2012 John Cremona
//
// This file is part of the eclib package.
//
// eclib is free software; you can redistribute it and/or modify it
// under the terms of the GNU General Public License as published by the
// Free Software Foundation; either version 2 of the License, or (at your
// option) any later version.
//
// eclib is distributed in the hope that it will be useful, but WITHOUT
// ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
// FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
// for more details.
//
// You should have received a copy of the GNU General Public License
// along with eclib; if not, write to the Free Software Foundation,
// Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
//
//////////////////////////////////////////////////////////////////////////
bigint inverse(const mat_m& a, mat_m& ainv);
void showmatrix(const mat_m& m);
void showmatrix(const mat& m);
class nfd {
private:
mat_m tp0; // a defining matrix
mat_m V;
mat_m W,Winv,WinvV,Winv_scaled;
mat projcoord;
long coord_fac;
bigint Wdetnum, Wdetdenom;
vector<bigint> minpol; // min poly of alpha, field generator
public:
vector<bigint> Hscales;
vector<bigint> Sscales;
msubspace S; // the basis
homspace* h1; // the ambient modular symbol space
bigint dH, dS, dHS;
nfd(void) {;}
nfd(homspace* in_h1, int one_p, int w_split, int mult_one, int verbose=0);
void display(void) const;
mat_m oldheckeop(long p);
mat_m heckeop(long p);
vec_m ap(long p);
};
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