source: git/kernel/pp_Mult_nn__T.cc @ 35aab3

spielwiese
Last change on this file since 35aab3 was 35aab3, checked in by Hans Schönemann <hannes@…>, 20 years ago
This commit was generated by cvs2svn to compensate for changes in r6879, which included commits to RCS files with non-trunk default branches. git-svn-id: file:///usr/local/Singular/svn/trunk@6880 2c84dea3-7e68-4137-9b89-c4e89433aadc
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1/****************************************
2*  Computer Algebra System SINGULAR     *
3****************************************/
4/***************************************************************
5 *  File:    pp_Mult_nn__Template.cc
6 *  Purpose: template for pp_Mult_nn
7 *  Author:  obachman (Olaf Bachmann)
8 *  Created: 8/00
9 *  Version: $Id: pp_Mult_nn__T.cc,v 1.1.1.1 2003-10-06 12:16:02 Singular Exp $
10 *******************************************************************/
11
12/***************************************************************
13 *
14 *   Returns:  p*n
15 *   Const:    p, n
16 *
17 ***************************************************************/
18LINKAGE poly pp_Mult_nn(poly p, const number n, const ring r)
19{
20  pAssume(!n_IsZero(n,r));
21  p_Test(p, r);
22  if (p == NULL) return NULL;
23  spolyrec rp;
24  poly q = &rp;
25  omBin bin = r->PolyBin;
26  DECLARE_LENGTH(const unsigned long length = r->ExpL_Size);
27
28  do
29  {
30    p_AllocBin(pNext(q), bin, r);
31    q = pNext(q);
32    number nc = pGetCoeff(p);
33    pSetCoeff0(q, n_Mult(n, nc, r));
34    p_MemCopy(q->exp, p->exp, length);
35    pIter(p);
36  }
37  while (p != NULL);
38  pNext(q) = NULL;
39
40  p_Test(rp.next, r);
41  return rp.next;
42}
43
44
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