  | #### 4.23.1.13 removeCone `Syntax:` `removeCone(` fan f, cone c `)` `removeCone(` fan f, cone c, int check `)` `Type:` none `Purpose:` removes the cone from the fan; checks for compatibility beforehand unless check is passed and equal 0 `Example:`
      LIB"gfanlib.so";
      intmat M[2][2]=1,0,0,1;
      intmat N[2][2]=1,0,1,-1;
      cone c=coneViaPoints(M);
      cone d=coneViaPoints(N);
      fan f=emptyFan(2);
      insertCone(f,c);
      insertCone(f,d);
      f;
      ==> _application PolyhedralFan
      ==> _version 2.2
      ==> _type PolyhedralFan
      ==>
      ==> AMBIENT_DIM
      ==> 2
      ==>
      ==> DIM
      ==> 2
      ==>
      ==> LINEALITY_DIM
      ==> 0
      ==>
      ==> RAYS
      ==> 0 1	# 0
      ==> 1 -1	# 1
      ==> 1 0	# 2
      ==>
      ==> N_RAYS
      ==> 3
      ==>
      ==> LINEALITY_SPACE
      ==>
      ==> ORTH_LINEALITY_SPACE
      ==> -1 0	# 0
      ==> 0 -1	# 1
      ==>
      ==> F_VECTOR
      ==> 1 3 2
      ==>
      ==> SIMPLICIAL
      ==> 1
      ==>
      ==> PURE
      ==> 1
      ==>
      ==> CONES
      ==> {}	# Dimension 0
      ==> {0}	# Dimension 1
      ==> {1}
      ==> {2}
      ==> {0 2}	# Dimension 2
      ==> {1 2}
      ==>
      ==> MAXIMAL_CONES
      ==> {0 2}	# Dimension 2
      ==> {1 2}
      ==>
      ==> MULTIPLICITIES
      ==> 1	# Dimension 2
      ==> 1
      ==>
      removeCone(f,c);
      f;
      ==> _application PolyhedralFan
      ==> _version 2.2
      ==> _type PolyhedralFan
      ==>
      ==> AMBIENT_DIM
      ==> 2
      ==>
      ==> DIM
      ==> 2
      ==>
      ==> LINEALITY_DIM
      ==> 0
      ==>
      ==> RAYS
      ==> 1 -1	# 0
      ==> 1 0	# 1
      ==>
      ==> N_RAYS
      ==> 2
      ==>
      ==> LINEALITY_SPACE
      ==>
      ==> ORTH_LINEALITY_SPACE
      ==> -1 0	# 0
      ==> 0 -1	# 1
      ==>
      ==> F_VECTOR
      ==> 1 2 1
      ==>
      ==> SIMPLICIAL
      ==> 1
      ==>
      ==> PURE
      ==> 1
      ==>
      ==> CONES
      ==> {}	# Dimension 0
      ==> {0}	# Dimension 1
      ==> {1}
      ==> {0 1}	# Dimension 2
      ==>
      ==> MAXIMAL_CONES
      ==> {0 1}	# Dimension 2
      ==>
      ==> MULTIPLICITIES
      ==> 1	# Dimension 2
      ==>

User manual for Singular version 4-0-2, 2015, generated by texi2html.