def __init__(self, n):
n = int(n)
self._abelian = True
super(Zx, self).__init__([i for i in range(1, n)],
getop('multmod', n, cache=0),
1 if n > 1 else None,
name='Zx(' + str(n) + ')')
def __init__(self, s, g, op=None, name=None):
s = int(s)
m = []
def loop_rec(g, n, l={}, rows=[]):
if n >= 1:
for a in g:
l[n] = a
rows = loop_rec(g, n - 1, l, rows)
else:
r = []
for i in l:
r.append(l[i])
rows.append(r)
return rows
rows = loop_rec(g, s)
matrices = loop_rec(rows, s, {}, [])
for mat in matrices:
t = Matrix(mat)
if self.det_case(t):
m.append(t)
if name == None:
name = 'M(' + str(s) + ', ' + (format(g, '#') if isinstance(
g, FiniteGroup) else str(g)) + ')'
if op == None:
op = getop('mult', cache=len(m)**2)
super(M, self).__init__(m, op, name)
def __init__(self, n):
n = int(n)
self._abelian = True
super(Z, self).__init__([i for i in range(n)],
getop('addmod', n, cache=0),
0 if n > 0 else None,
name='Z(' + str(n) + ')')
def __init__(self, n):
n = int(n)
self._abelian = True
super(U, self).__init__([i for i in range(n)
if gcd(i, n) == 1] if n != 1 else [1],
getop('multmod', n, cache=0),
1 if n > 0 else None,
name='U(' + str(n) + ')')
def __init__(self, l, op=getop('mult'), name=None):
p = None
if len(l) > 0 and not isinstance(l[0], Matrix):
p = []
for i in l:
p.append(Matrix(i))
e = None
super(MatrixGroup, self).__init__(p if p != None else l, op, name=name)
def __init__(self, l, e=Permutation([]), name=None):
p = None
if len(l) > 0 and not isinstance(l[0], Permutation):
p = []
for i in l:
p.append(Permutation(i))
super(PermutationGroup, self).__init__(p if p != None else l,
getop('mult', cache=len(l)**2),
e,
name=name)
def __init__(self, n):
m = None if int(n) % 4 and int(n) not in [1, 2
] or int(n) <= 0 else int(
int(n) / 4)
if int(n) == 1:
super(Dic, self).__init__([1],
getop('mult', cache=0),
name='Q(' + str(n) + ')')
else:
super(Q, self).__init__(m)
self.name = 'Q(' + str(n) + ')'
def __init__(self, m, op=None, name=None):
g = m
if not isinstance(m, Matrix):
if len(m[0]) > 0 and isinstance(m[0][0], list):
g = []
for h in m:
g.append(Matrix(h))
else:
g = Matrix(m)
super(MatrixGeneratorGroup,
self).__init__(g, op if op != None else getop("mult"), name=name)
def __init__(self, g, op=None):
m = []
for a in g:
if a != 0:
for b in g:
m.append(Matrix([[a, b], [0, 1]]))
if op == None:
op = getop('mult', (len(m)**2))
super(Aff, self).__init__(
m,
op,
name='Aff(' +
(format(g, '#') if isinstance(g, FiniteGroup) else str(g)) + ')')
def __init__(self, p, pname=None, name=None):
g = p
if not isinstance(p, Permutation):
if len(p[0]) > 0 and isinstance(p[0][0], list):
g = []
s = 0
for h in p:
s += 1
g.append(
Permutation(h,
pname + str(s) if pname != None else None))
else:
g = Permutation(p, pname)
super(PermutationGeneratorGroup, self).__init__(g,
getop('mult'),
name=name)
def __init__(self, n):
n = int(n) if n != None else -1
m = []
if n == 0:
m = [Quaternion(r=-1.0)]
elif n == 1:
m = [Quaternion(i=1.0)]
elif n > 1:
a = Quaternion(r=cos(pi / n), i=sin(pi / n))
m = [a, Quaternion(j=1.0)]
if n >= 2:
self._abelian = False
else:
self._abelian = True
super(Dic, self).__init__(m,
getop('mult', cache=1.5 * (4 * n)**2),
name='Dic(' + str(n) + ')')
def parse_group(g):
if g[0] not in group_type_list:
print('Warning: Group type', g[0], 'not available.')
return None
else:
skip = False
in_equality = []
scope = []
group_args = []
if len(g) > 1:
g_args = re.compile("(<|>|{|}|\[|\]|,|=)").split(g[1])
for i, arg in enumerate(g_args):
if skip or arg in [',', '']:
skip = False
continue
elif arg in ['<', '{', '[']:
scope = [(arg, [])] + scope
elif scope:
if scope[0][0] == '{':
if arg == '}':
new_scope_arg = [[], {}]
for o in scope[0][1]:
if isinstance(o, dict):
for k in o:
new_scope_arg[1][k] = o[k]
else:
new_scope_arg[0].append(o)
if len(scope) > 1:
scope[1][1].append(new_scope_arg[0][0](
*new_scope_arg[0][1:],
**new_scope_arg[1]))
else:
if in_equality:
group_args.append({
in_equality[0]:
new_scope_arg[0][0](
*new_scope_arg[0][1:],
**new_scope_arg[1])
})
else:
group_args.append(new_scope_arg[0][0](
*new_scope_arg[0][1:],
**new_scope_arg[1]))
scope.pop(0)
elif arg == '=':
scope[0][1].pop()
scope[0][1].append(
{g_args[i - 1]: g_args[i + 1]})
skip = True
elif scope[0][1]:
scope[0][1].append(arg)
elif arg in group_type_list:
scope[0][1].append(group_type_list[arg])
else:
print('Warning: Group type', arg,
'not available.')
return None
elif scope[0][0] == '[':
if arg == ']':
if len(scope) > 1:
scope[1][1].append(scope[0][1])
else:
if in_equality:
group_args.append(
{in_equality[0]: scope[0][1]})
else:
group_args.append(scope[0][1])
scope.pop(0)
else:
# Parse list elements as ints until better solution found
scope[0][1].append(int(arg))
elif scope[0][0] == '<':
if arg == '>':
new_scope_arg = [[], {}]
for o in scope[0][1]:
if isinstance(o, dict):
for k in o:
new_scope_arg[1][k] = o[k]
else:
new_scope_arg[0].append(o)
if len(scope) > 1:
scope[1][1].append(
getop(new_scope_arg[0][0],
*new_scope_arg[0][1:],
**new_scope_arg[1]))
else:
if in_equality:
group_args.append({
in_equality[0]:
getop(new_scope_arg[0][0],
*new_scope_arg[0][1:],
**new_scope_arg[1])
})
else:
group_args.append(
getop(new_scope_arg[0][0],
*new_scope_arg[0][1:],
**new_scope_arg[1]))
scope.pop(0)
elif arg == '=':
scope[0][1].pop()
scope[0][1].append(
{g_args[i - 1]: g_args[i + 1]})
skip = True
else:
scope[0][1].append(arg)
elif arg == '=':
group_args.pop()
if g_args[i + 1] not in ['<', '{', '[', '']:
group_args.append({g_args[i - 1]: g_args[i + 1]})
skip = True
else:
in_equality = [g_args[i - 1]]
elif arg:
group_args.append(arg)
if i == len(g_args) - 1 and (scope or skip):
return None
new_group_arg = [[], {}]
for o in group_args:
if isinstance(o, dict):
for k in o:
new_group_arg[1][k] = o[k]
else:
new_group_arg[0].append(o)
return (group_type_list[g[0]], new_group_arg[0], new_group_arg[1])
def __init__(self):
super(NullGroup, self).__init__([], getop('null'), name='NullGroup')
