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bool | inHull (poly p, poly pointPoly, int m, int site) |
| Returns true iff the support of poly pointPoly is inside the convex hull of all points given by the support of poly p. More...
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Definition at line 249 of file mpr_base.cc.
◆ convexHull()
convexHull::convexHull |
( |
simplex * |
_pLP | ) |
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inline |
◆ ~convexHull()
convexHull::~convexHull |
( |
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inline |
◆ inHull()
bool convexHull::inHull |
( |
poly |
p, |
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poly |
pointPoly, |
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int |
m, |
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int |
site |
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) |
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private |
Returns true iff the support of poly pointPoly is inside the convex hull of all points given by the support of poly p.
Definition at line 730 of file mpr_base.cc.
742 for ( j=3; j <=
pLP->
n; j++)
748 for( i= 1; i <=
n; i++) {
751 for( j= 1; j <=
m; j++ )
762 PrintS(
"Matrix of Linear Programming\n");
#define pGetExp(p, i)
Exponent.
poly monomAt(poly p, int i)
void PrintS(const char *s)
◆ newtonPolytopesI()
ideal convexHull::newtonPolytopesI |
( |
const ideal |
gls | ) |
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Definition at line 834 of file mpr_base.cc.
844 vert= (
int *)
omAlloc( (idelem+1) *
sizeof(int) );
847 for( i= 0; i < idelem; i++ )
852 for( j= 1; j <=
m; j++) {
853 if( !
inHull( (gls->m)[i], p, m, j ) )
855 if ( (id->m)[
i] ==
NULL )
857 (
id->m)[i]=
pHead(p);
877 omFreeSize( (
void *) vert, (idelem+1) *
sizeof(
int) );
881 for( i= 0; i < idelem; i++ )
#define mprSTICKYPROT(msg)
#define omFreeSize(addr, size)
static unsigned pLength(poly a)
#define pHead(p)
returns newly allocated copy of Lm(p), coef is copied, next=NULL, p might be NULL ...
ideal idInit(int idsize, int rank)
initialise an ideal / module
ring currRing
Widely used global variable which specifies the current polynomial ring for Singular interpreter and ...
bool inHull(poly p, poly pointPoly, int m, int site)
Returns true iff the support of poly pointPoly is inside the convex hull of all points given by the s...
◆ newtonPolytopesP()
Computes the point sets of the convex hulls of the supports given by the polynoms in gls.
Returns Q[].
Definition at line 776 of file mpr_base.cc.
784 vert= (
int *)
omAlloc( (idelem+1) *
sizeof(int) );
787 for ( i= 0; i < idelem; i++ )
790 for( i= 0; i < idelem; i++ )
796 for( j= 1; j <=
m; j++) {
797 if( !
inHull( (gls->m)[i], p, m, j ) )
813 omFreeSize( (
void *) vert, (idelem+1) *
sizeof(
int) );
817 for( i= 0; i < idelem; i++ )
819 Print(
" \\Conv(Qi[%d]): #%d\n", i,
Q[i]->
num );
820 for ( j=1; j <=
Q[
i]->
num; j++ )
#define mprSTICKYPROT(msg)
static void p_GetExpV(poly p, int *ev, const ring r)
#define omFreeSize(addr, size)
void PrintS(const char *s)
static unsigned pLength(poly a)
bool addPoint(const onePointP vert)
Adds a point to pointSet, copy vert[0,...,dim] ot point[num+1][0,...,dim].
ring currRing
Widely used global variable which specifies the current polynomial ring for Singular interpreter and ...
bool inHull(poly p, poly pointPoly, int m, int site)
Returns true iff the support of poly pointPoly is inside the convex hull of all points given by the s...
◆ pLP
The documentation for this class was generated from the following file: