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#@local A,inputs,ints,filt,G,Q,F,gens,n,i
#
# tests for grp/basic*.*
#
# groups appear in the order they appear in grp/basic.gd
#
gap> START_TEST("basic.tst");
#
# trivial groups
#
gap> TrivialGroup();
<pc group of size 1 with 0 generators>
gap> TrivialGroup(IsPcGroup);
<pc group of size 1 with 0 generators>
gap> TrivialGroup(IsPermGroup);
Group(())
#
# Creating groups over domains is not supported in GAP4
#
gap> Group(Group(()));
Error, usage: Group(<gen>,...), Group(<gens>), Group(<gens>,<id>)
#
gap> TrivialGroup(1);
Error, usage: TrivialGroup( [<filter>] )
gap> TrivialGroup(IsRing);
Error, no method found! For debugging hints type ?Recovery from NoMethodFound
Error, no 1st choice method found for `TrivialGroupCons' on 1 arguments
#
# abelian groups
#
gap> AbelianGroup([2,3]);
<pc group of size 6 with 2 generators>
gap> AbelianGroup(IsPcGroup,[2,3]);
<pc group of size 6 with 2 generators>
gap> AbelianGroup(IsPermGroup,[2,3]);
Group([ (1,2), (3,4,5) ])
gap> A:=AbelianGroup(IsFpGroup,[2,3]);
<fp group of size 6 on the generators [ f1, f2 ]>
gap> A.1^-1;
f1
gap> A.2^-1;
f2^2
#
gap> inputs:= [ [], [ 1 ], [ 2, 3, 4 ], [ 1, 2, 1, 3, 1 ] ];;
gap> for ints in inputs do
> for filt in [ IsPcGroup, IsPermGroup, IsFpGroup ] do
> G:= AbelianGroup( ints );
> if List( GeneratorsOfGroup( G ), Order ) <> ints then
> Error( "orders of the generators do not fit" );
> fi;
> od;
> od;
#
gap> AbelianGroup([2,0]);
<fp group of size infinity on the generators [ f1, f2 ]>
gap> AbelianGroup([2,infinity]);
<fp group of size infinity on the generators [ f1, f2 ]>
gap> AbelianGroup(IsPcGroup,[2,0]);
Error, no method found! For debugging hints type ?Recovery from NoMethodFound
Error, no 2nd choice method found for `AbelianGroupCons' on 2 arguments
gap> AbelianGroup(IsPermGroup,[2,0]);
Error, no method found! For debugging hints type ?Recovery from NoMethodFound
Error, no 2nd choice method found for `AbelianGroupCons' on 2 arguments
gap> A:=AbelianGroup(IsFpGroup,[2,0]);
<fp group of size infinity on the generators [ f1, f2 ]>
gap> A.1*A.2^-3*A.1*A.2^4;
f2
#
gap> AbelianGroup(2,3);
Error, usage: AbelianGroup( [<filter>, ]<ints> )
gap> AbelianGroup(IsRing,[2,3]);
Error, no method found! For debugging hints type ?Recovery from NoMethodFound
Error, no 1st choice method found for `AbelianGroupCons' on 2 arguments
#
gap> AbelianGroup("bad");
Error, <ints> must be a list of integers
gap> AbelianGroup(IsPcGroup, "bad");
Error, <ints> must be a list of integers
gap> AbelianGroup(IsPermGroup, "bad");
Error, <ints> must be a list of integers
gap> AbelianGroup(IsFpGroup, "bad");
Error, <ints> must be a list of integers
#
# alternating groups
#
gap> AlternatingGroup(4);
Alt( [ 1 .. 4 ] )
gap> AlternatingGroup(IsPcGroup,4);
<pc group of size 12 with 3 generators>
gap> AlternatingGroup(IsPermGroup,4);
Alt( [ 1 .. 4 ] )
gap> AlternatingGroup(IsFpGroup,4); # not (yet?) supported
Error, no method found! For debugging hints type ?Recovery from NoMethodFound
Error, no 1st choice method found for `AlternatingGroupCons' on 2 arguments
#
gap> AlternatingGroup(5);
Alt( [ 1 .. 5 ] )
gap> AlternatingGroup(IsPcGroup,5);
Error, <deg> must be at most 4
gap> AlternatingGroup(IsPermGroup,5);
Alt( [ 1 .. 5 ] )
gap> AlternatingGroup(IsFpGroup,5); # not (yet?) supported
Error, no method found! For debugging hints type ?Recovery from NoMethodFound
Error, no 1st choice method found for `AlternatingGroupCons' on 2 arguments
#
gap> AlternatingGroup([2,4,17]);
Alt( [ 2, 4, 17 ] )
#
gap> AlternatingGroup( IsRegular, 3 );
Group([ (1,3,2) ])
gap> AlternatingGroup( IsRegular, 4 );
Group([ (1,12,8)(2,10,9)(3,11,7)(4,5,6), (1,3,2)(4,12,9)(5,10,7)(6,11,8) ])
gap> AlternatingGroup( IsRegular, [2,4,6] );
Group([ (1,3,2) ])
gap> AlternatingGroup( IsRegular, [2,4,6,7] );
Group([ (1,12,8)(2,10,9)(3,11,7)(4,5,6), (1,3,2)(4,12,9)(5,10,7)(6,11,8) ])
#
gap> AlternatingGroup(2,3);
Error, usage: AlternatingGroup( [<filter>, ]<deg> )
gap> AlternatingGroup(IsRing,3);
Error, no method found! For debugging hints type ?Recovery from NoMethodFound
Error, no 1st choice method found for `AlternatingGroupCons' on 2 arguments
#
# cyclic groups
#
gap> CyclicGroup(1);
<pc group of size 1 with 0 generators>
gap> CyclicGroup(IsPcGroup,1);
<pc group of size 1 with 0 generators>
gap> CyclicGroup(IsPermGroup,1);
Group(())
gap> CyclicGroup(IsFpGroup,1);
<fp group of size 1 on the generators [ a ]>
gap> G:=CyclicGroup(IsMatrixGroup, 1);
Group([ [ [ 1 ] ] ])
gap> FieldOfMatrixGroup(G); DimensionOfMatrixGroup(G);
Rationals
1
gap> G:=CyclicGroup(IsMatrixGroup, GF(2), 1);
Group([ <an immutable 1x1 matrix over GF2> ])
gap> FieldOfMatrixGroup(G); DimensionOfMatrixGroup(G);
GF(2)
1
#
gap> CyclicGroup(4);
<pc group of size 4 with 2 generators>
gap> CyclicGroup(IsPcGroup,4);
<pc group of size 4 with 2 generators>
gap> CyclicGroup(IsPermGroup,4);
Group([ (1,2,3,4) ])
gap> CyclicGroup(IsFpGroup,4);
<fp group of size 4 on the generators [ a ]>
gap> G:=CyclicGroup(IsMatrixGroup, 6);
<matrix group of size 6 with 1 generator>
gap> FieldOfMatrixGroup(G); DimensionOfMatrixGroup(G);
Rationals
6
gap> G:=CyclicGroup(IsMatrixGroup, GF(2), 6);
<matrix group of size 6 with 1 generator>
gap> FieldOfMatrixGroup(G); DimensionOfMatrixGroup(G);
GF(2)
6
#
gap> CyclicGroup(2,3);
Error, usage: CyclicGroup( [<filter>, ]<size> )
gap> CyclicGroup(IsRing,3);
Error, no method found! For debugging hints type ?Recovery from NoMethodFound
Error, no 1st choice method found for `CyclicGroupCons' on 2 arguments
gap> CyclicGroup(0);
Error, no method found! For debugging hints type ?Recovery from NoMethodFound
Error, no 1st choice method found for `CyclicGroupCons' on 2 arguments
gap> CyclicGroup(IsFpGroup,0);
Error, no method found! For debugging hints type ?Recovery from NoMethodFound
Error, no 2nd choice method found for `CyclicGroupCons' on 2 arguments
#
# dihedral groups
#
gap> DihedralGroup(2);
<pc group of size 2 with 1 generator>
gap> DihedralGroup(IsPcGroup,2);
<pc group of size 2 with 1 generator>
gap> DihedralGroup(IsPermGroup,2);
Group([ (1,2) ])
gap> DihedralGroup(IsFpGroup,2);
<fp group of size 2 on the generators [ a ]>
#
gap> DihedralGroup(4);
<pc group of size 4 with 2 generators>
gap> DihedralGroup(IsPcGroup,4);
<pc group of size 4 with 2 generators>
gap> DihedralGroup(IsPermGroup,4);
Group([ (1,2), (3,4) ])
gap> DihedralGroup(IsFpGroup,4);
<fp group of size 4 on the generators [ r, s ]>
#
gap> DihedralGroup(8);
<pc group of size 8 with 3 generators>
gap> DihedralGroup(IsPcGroup,8);
<pc group of size 8 with 3 generators>
gap> DihedralGroup(IsPermGroup,8);
Group([ (1,2,3,4), (2,4) ])
gap> DihedralGroup(IsFpGroup,8);
<fp group of size 8 on the generators [ r, s ]>
#
gap> DihedralGroup(2,3);
Error, usage: DihedralGroup( [<filter>, ]<size> )
gap> DihedralGroup(IsRing,3);
Error, no method found! For debugging hints type ?Recovery from NoMethodFound
Error, no 1st choice method found for `DihedralGroupCons' on 2 arguments
#
gap> DihedralGroup(7);
Error, no method found! For debugging hints type ?Recovery from NoMethodFound
Error, no 2nd choice method found for `DihedralGroupCons' on 2 arguments
gap> DihedralGroup(IsPcGroup,7);
Error, no method found! For debugging hints type ?Recovery from NoMethodFound
Error, no 2nd choice method found for `DihedralGroupCons' on 2 arguments
gap> DihedralGroup(IsPermGroup,7);
Error, no method found! For debugging hints type ?Recovery from NoMethodFound
Error, no 2nd choice method found for `DihedralGroupCons' on 2 arguments
gap> DihedralGroup(IsFpGroup,7);
Error, no method found! For debugging hints type ?Recovery from NoMethodFound
Error, no 2nd choice method found for `DihedralGroupCons' on 2 arguments
#
gap> Q := DihedralGroup(32);;
gap> gens := DihedralGenerators(Q);;
gap> Group(gens) = Q;
true
gap> Q := Group(GeneratorsOfGroup(DihedralGroup(IsPermGroup, 32)));;
gap> HasIsDihedralGroup(Q);
false
gap> HasDihedralGenerators(Q);
false
gap> gens := DihedralGenerators(Q);;
gap> Group(gens) = Q;
true
gap> IsDihedralGroup(Q);
true
gap> Q := Group(GeneratorsOfGroup(DihedralGroup(IsPermGroup, 32)));;
gap> HasIsDihedralGroup(Q);
false
gap> HasDihedralGenerators(Q);
false
gap> IsDihedralGroup(Q);
true
gap> HasDihedralGenerators(Q);
true
#
# dicyclic groups
#
gap> IdGroup(DicyclicGroup(4));
[ 4, 1 ]
gap> IdGroup(DicyclicGroup(IsFpGroup,4));
[ 4, 1 ]
gap> DicyclicGroup(8);
<pc group of size 8 with 3 generators>
gap> DicyclicGroup(IsPcGroup,8);
<pc group of size 8 with 3 generators>
gap> DicyclicGroup(IsPermGroup,8);
Group([ (1,5,3,7)(2,8,4,6), (1,2,3,4)(5,6,7,8) ])
gap> DicyclicGroup(IsFpGroup,8);
<fp group of size 8 on the generators [ r, s ]>
gap> G:=DicyclicGroup(IsMatrixGroup, 8);
<matrix group of size 8 with 2 generators>
gap> FieldOfMatrixGroup(G); DimensionOfMatrixGroup(G);
Rationals
4
gap> G:=DicyclicGroup(IsMatrixGroup, GF(2), 8);
<matrix group of size 8 with 2 generators>
gap> FieldOfMatrixGroup(G); DimensionOfMatrixGroup(G);
GF(2)
8
gap> G:=DicyclicGroup(IsMatrixGroup, GF(3), 8);
<matrix group of size 8 with 2 generators>
gap> FieldOfMatrixGroup(G); DimensionOfMatrixGroup(G);
GF(3)
4
gap> F:=FunctionField(GF(3),["t"]);
FunctionField(...,[ t ])
gap> G:=DicyclicGroup(IsMatrixGroup, F, 8);
<matrix group of size 8 with 2 generators>
gap> DimensionOfMatrixGroup(G);
4
#
gap> DicyclicGroup(2,3);
Error, usage: <filter> must be a filter
gap> DicyclicGroup(IsRing,3);
Error, usage: <size> must be a positive integer divisible by 4
gap> DicyclicGroup(0);
Error, usage: <size> must be a positive integer divisible by 4
gap> DicyclicGroup(1);
Error, usage: <size> must be a positive integer divisible by 4
gap> DicyclicGroup(IsFpGroup,1);
Error, usage: <size> must be a positive integer divisible by 4
gap> DicyclicGroup(IsMatrixGroup, fail, 256);
Error, usage: <field> must be a field
gap> DicyclicGroup(IsMatrixGroup, GF(2), 256, "extra");
Error, usage: DicyclicGroup( [<filter>, [<field>, ] ] <size> )
#
gap> for n in [ 8, 16, 32, 64 ] do
> G:= DicyclicGroup( n );
> if not IsDicyclicGroup( G ) then
> Error( "not a dicyclic group?" );
> elif not IsGeneralisedQuaternionGroup( G ) then
> Error( "not a gen. quat. group?" );
> elif GeneralisedQuaternionGenerators( G ) <> DicyclicGenerators( G ) then
> Error( "strange canon. generators?" );
> fi;
> od;
gap> for n in [ 4, 12, 20, 24 ] do
> G:= DicyclicGroup( n );
> if not IsDicyclicGroup( G ) then
> Error( "not a dicyclic group?" );
> elif IsGeneralisedQuaternionGroup( G ) then
> Error( "gen. quat. group?" );
> fi;
> od;
gap> Number( AllSmallGroups( [ 1 .. 32 ], IsDicyclicGroup ) );
8
gap> Number( AllSmallGroups( [ 1 .. 32 ], IsGeneralisedQuaternionGroup ) );
3
#
gap> Q:= DicyclicGroup( 20 );;
gap> gens:= DicyclicGenerators( Q );;
gap> Group( gens ) = Q;
true
gap> Q:= Group( GeneratorsOfGroup( DicyclicGroup( IsPermGroup, 20 ) ) );;
gap> HasIsDicyclicGroup( Q );
false
gap> HasDicyclicGenerators( Q );
false
gap> gens:= DicyclicGenerators( Q );;
gap> Group( gens ) = Q;
true
gap> IsDicyclicGroup( Q );
true
gap> Q:= Group( GeneratorsOfGroup( DicyclicGroup( IsPermGroup, 20 ) ) );;
gap> HasIsDicyclicGroup( Q );
false
gap> HasDicyclicGenerators( Q );
false
gap> IsDicyclicGroup( Q );
true
gap> HasDicyclicGenerators( Q );
true
#
# (generalised) quaternion groups
#
gap> QuaternionGroup(4);
#I Warning: QuaternionGroup called with <size> 4 which is less than 8
<pc group of size 4 with 2 generators>
gap> QuaternionGroup(8);
<pc group of size 8 with 3 generators>
gap> QuaternionGroup(12);
#I Warning: QuaternionGroup called with <size> 12 which is not a power of 2
<pc group of size 12 with 3 generators>
gap> QuaternionGroup(11);
Error, usage: <size> must be a positive integer divisible by 4
gap> QuaternionGroup(IsMatrixGroup, GF(2), 256, "extra");
Error, usage: QuaternionGroup( [<filter>, [<field>, ] ] <size> )
#
gap> GeneralisedQuaternionGroup(4);
Error, usage: <size> must be a power of 2 and at least 8
gap> GeneralisedQuaternionGroup(12);
Error, usage: <size> must be a power of 2 and at least 8
gap> GeneralisedQuaternionGroup(11);
Error, usage: <size> must be a positive integer divisible by 4
gap> GeneralisedQuaternionGroup(IsMatrixGroup, fail, 256);
Error, usage: <field> must be a field
gap> GeneralisedQuaternionGroup(IsMatrixGroup, GF(2), 256, "extra");
Error, usage: GeneralisedQuaternionGroup( [<filter>, [<field>, ] ] <size> )
#
gap> GeneralisedQuaternionGroup(16);
<pc group of size 16 with 4 generators>
gap> Q := GeneralisedQuaternionGroup(IsFpGroup, 32);
<fp group of size 32 on the generators [ r, s ]>
gap> gens := GeneralisedQuaternionGenerators(Q);;
gap> Group(gens) = Q;
true
gap> GeneralisedQuaternionGroup(IsMatrixGroup, 32);
<matrix group of size 32 with 2 generators>
gap> F:=FunctionField(GF(16),1);;
gap> Q:=GeneralisedQuaternionGroup(IsMatrixGroup, F, 256);
<matrix group of size 256 with 2 generators>
gap> HasIsGeneralisedQuaternionGroup(Q);
true
gap> Q := Group(GeneratorsOfGroup(GeneralisedQuaternionGroup(IsPermGroup, 32)));;
gap> HasIsGeneralisedQuaternionGroup(Q);
false
gap> HasGeneralisedQuaternionGenerators(Q);
false
gap> gens := GeneralisedQuaternionGenerators(Q);;
gap> Group(gens) = Q;
true
gap> IsGeneralisedQuaternionGroup(Q);
true
gap> Q := Group(GeneratorsOfGroup(GeneralisedQuaternionGroup(IsPermGroup, 32)));;
gap> HasIsGeneralisedQuaternionGroup(Q);
false
gap> HasGeneralisedQuaternionGenerators(Q);
false
gap> IsGeneralisedQuaternionGroup(Q);
true
gap> HasGeneralisedQuaternionGenerators(Q);
true
#
# elementary abelian groups
#
gap> ElementaryAbelianGroup(8);
<pc group of size 8 with 3 generators>
gap> ElementaryAbelianGroup(IsPcGroup,8);
<pc group of size 8 with 3 generators>
gap> ElementaryAbelianGroup(IsPermGroup,8);
Group([ (1,2), (3,4), (5,6) ])
gap> ElementaryAbelianGroup(IsFpGroup,8);
<fp group of size 8 on the generators [ f1, f2, f3 ]>
#
gap> ElementaryAbelianGroup(1);
<pc group of size 1 with 0 generators>
gap> ElementaryAbelianGroup(IsPcGroup,1);
<pc group of size 1 with 0 generators>
gap> ElementaryAbelianGroup(IsPermGroup,1);
Group(())
gap> ElementaryAbelianGroup(IsFpGroup,1);
<fp group of size 1 on the generators [ a ]>
#
gap> ElementaryAbelianGroup(2,3);
Error, usage: ElementaryAbelianGroup( [<filter>, ]<size> )
gap> ElementaryAbelianGroup(IsRing,3);
Error, no method found! For debugging hints type ?Recovery from NoMethodFound
Error, no 1st choice method found for `ElementaryAbelianGroupCons' on 2 argume\
nts
#
gap> ElementaryAbelianGroup(6);
Error, <n> must be a prime power
gap> ElementaryAbelianGroup(IsPcGroup,6);
Error, <n> must be a prime power
gap> ElementaryAbelianGroup(IsPermGroup,6);
Error, <n> must be a prime power
gap> ElementaryAbelianGroup(IsFpGroup,6);
Error, <n> must be a prime power
#
# free abelian groups
#
gap> FreeAbelianGroup(2);
<fp group of size infinity on the generators [ f1, f2 ]>
gap> FreeAbelianGroup(IsFpGroup,2);
<fp group of size infinity on the generators [ f1, f2 ]>
#
gap> FreeAbelianGroup(2,3);
Error, usage: FreeAbelianGroup( [<filter>, ]<rank> )
gap> FreeAbelianGroup(IsRing,3);
Error, no method found! For debugging hints type ?Recovery from NoMethodFound
Error, no 1st choice method found for `FreeAbelianGroupCons' on 2 arguments
#
# extra special groups
#
gap> ExtraspecialGroup(8, "+");
<pc group of size 8 with 3 generators>
gap> ExtraspecialGroup(8, "-");
<pc group of size 8 with 3 generators>
#
gap> ExtraspecialGroup(27, 3); Exponent(last);
<pc group of size 27 with 3 generators>
3
gap> ExtraspecialGroup(27, 9); Exponent(last);
<pc group of size 27 with 3 generators>
9
gap> ExtraspecialGroup(27, '+'); Exponent(last);
<pc group of size 27 with 3 generators>
3
gap> ExtraspecialGroup(27, '-'); Exponent(last);
<pc group of size 27 with 3 generators>
9
#
gap> ExtraspecialGroup(32, "+");
<pc group of size 32 with 5 generators>
gap> ExtraspecialGroup(32, "-");
<pc group of size 32 with 5 generators>
#
gap> ExtraspecialGroup(IsPcGroup, 125, 25); Exponent(last);
<pc group of size 125 with 3 generators>
25
#
gap> ExtraspecialGroup(8,3);
Error, <exp> must be '+', '-', "+", or "-"
gap> ExtraspecialGroup(27,2);
Error, <exp> must be <p>, <p>^2, '+', '-', "+", or "-"
gap> ExtraspecialGroup(9,3);
Error, order of an extraspecial group is a nonprime odd power of a prime
gap> ExtraspecialGroup(8);
Error, usage: ExtraspecialGroup( [<filter>, ]<order>, <exponent> )
gap> ExtraspecialGroup(IsRing,27,3);
Error, no method found! For debugging hints type ?Recovery from NoMethodFound
Error, no 1st choice method found for `ExtraspecialGroupCons' on 3 arguments
#
# Mathieu groups
#
gap> Transitivity(MathieuGroup(IsPermGroup, 24));
5
gap> Stabilizer(MathieuGroup(24),24) = MathieuGroup(23);
true
# The following does *not* hold (probably for backwards compatibility?)
# gap> Stabilizer(MathieuGroup(23),23) = MathieuGroup(22);
# true
gap> IsomorphismGroups(Stabilizer(MathieuGroup(23),23), MathieuGroup(22)) <> fail;
true
gap> Stabilizer(MathieuGroup(22),22) = MathieuGroup(21);
true
gap> Size(Stabilizer(MathieuGroup(21),21));
960
#
gap> Transitivity(MathieuGroup(IsPermGroup, 12));
5
gap> Stabilizer(MathieuGroup(12),12) = MathieuGroup(11);
true
gap> Stabilizer(MathieuGroup(11),11) = MathieuGroup(10);
true
gap> Stabilizer(MathieuGroup(10),10) = MathieuGroup(9);
true
gap> Size(Stabilizer(MathieuGroup(9),9));
8
# not (yet?) supported
gap> MathieuGroup(IsFpGroup,12);
Error, no method found! For debugging hints type ?Recovery from NoMethodFound
Error, no 1st choice method found for `MathieuGroupCons' on 2 arguments
#
gap> MathieuGroup(13);
Error, degree <d> must be 9, 10, 11, 12, 21, 22, 23, or 24
gap> MathieuGroup(2,3);
Error, usage: MathieuGroup( [<filter>, ]<degree> )
gap> MathieuGroup(IsRing,12);
Error, no method found! For debugging hints type ?Recovery from NoMethodFound
Error, no 1st choice method found for `MathieuGroupCons' on 2 arguments
#
# symmetric groups
#
gap> SymmetricGroup(3);
Sym( [ 1 .. 3 ] )
gap> SymmetricGroup(IsPcGroup,3);
<pc group of size 6 with 2 generators>
gap> SymmetricGroup(IsPermGroup,3);
Sym( [ 1 .. 3 ] )
gap> SymmetricGroup(IsFpGroup,3); # not (yet?) supported
Error, no method found! For debugging hints type ?Recovery from NoMethodFound
Error, no 1st choice method found for `SymmetricGroupCons' on 2 arguments
#
gap> SymmetricGroup(5);
Sym( [ 1 .. 5 ] )
gap> SymmetricGroup(IsPcGroup,5);
Error, <deg> must be at most 4
gap> SymmetricGroup(IsPermGroup,5);
Sym( [ 1 .. 5 ] )
gap> SymmetricGroup(IsFpGroup,5); # not (yet?) supported
Error, no method found! For debugging hints type ?Recovery from NoMethodFound
Error, no 1st choice method found for `SymmetricGroupCons' on 2 arguments
#
gap> SymmetricGroup([2,4,17]);
Sym( [ 2, 4, 17 ] )
#
gap> SymmetricGroup( IsRegular, 3 );
Group([ (1,5,4)(2,6,3), (1,6)(2,5)(3,4) ])
gap> SymmetricGroup( IsRegular, [2,4,6] );
Group([ (1,5,4)(2,6,3), (1,6)(2,5)(3,4) ])
#
gap> SymmetricGroup(2,3);
Error, usage: SymmetricGroup( [<filter>, ]<deg> )
gap> SymmetricGroup(IsRing,3);
Error, no method found! For debugging hints type ?Recovery from NoMethodFound
Error, no 1st choice method found for `SymmetricGroupCons' on 2 arguments
#
gap> STOP_TEST("basic.tst");
[ Dauer der Verarbeitung: 0.10 Sekunden
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