Changeset 5ff68b in git for gfanlib/gfanlib_zcone.h

Timestamp:

Oct 14, 2014, 10:31:31 PM (10 years ago)

Author:

Yue Ren <ren@…>

Branches:

(u'spielwiese', '17f1d200f27c5bd38f5dfc6e8a0879242279d1d8')

Children:

97351e66f70a4390d6f911ee38436e695b8ec551

Parents:

5a60835ee02dcb3d57c9e469c5d50e25ec5d29db

git-author:

Yue Ren <ren@mathematik.uni-kl.de>2014-10-14 23:31:31+03:00

git-committer:

Yue Ren <ren@mathematik.uni-kl.de>2015-02-06 13:47:01+01:00

Message:

chg: new gfanlib version, fixed multiplicities of cones inside fans

File:

• gfanlib/gfanlib_zcone.h (modified) (4 diffs)

gfanlib/gfanlib_zcone.h

@@ -148 +148 @@
      ZMatrix generatorsOfSpan()const;
      /**
-      * Compute generators of the lineality space of the cone. They are stored as rows of the returned matrix.
+      * Compute generators of the lineality space of the cone. The returned set of generators is a vector spaces basis. They are stored as rows of the returned matrix.
       */
      ZMatrix generatorsOfLinealitySpace()const;
@@ -163 +163 @@
       */
      bool areExtremeRaysKnown()const{return haveExtremeRaysBeenCached;}
+
      /**
       * Takes the cone to a canonical form. After taking cones to canonical form, two cones are the same
@@ -342 +343 @@
      */
     bool hasFace(ZCone const &f)const;
-  /**
-   Computes the face of the cone containing v in its relative interior.
-   The vector MUST be contained in the cone.
-   */
+    /**
+       Computes the face of the cone containing v in its relative interior.
+       The vector MUST be contained in the cone.
+    */
     ZCone faceContaining(ZVector const &v)const;
     /**
@@ -351 +352 @@
      * The ambient space of the returned cone has dimension newn.
      */
-   // PolyhedralCone projection(int newn)const;
-    friend void operator<<(std::ostream &f, ZCone const &c);
+    // PolyhedralCone projection(int newn)const;
+    friend std::ostream &operator<<(std::ostream &f, ZCone const &c);
+    std::string toString()const;
 };