def __contains__(self, x):
"""
TESTS::
sage: [0] in IntegerVectors(0)
True
sage: [0] in IntegerVectors(0, 1)
True
sage: [] in IntegerVectors(0, 0)
True
sage: [] in IntegerVectors(0, 1)
False
sage: [] in IntegerVectors(1, 0)
False
sage: [3] in IntegerVectors(3)
True
sage: [3] in IntegerVectors(2,1)
False
sage: [3] in IntegerVectors(2)
False
sage: [3] in IntegerVectors(3,1)
True
sage: [3,2,2,1] in IntegerVectors(9)
False
sage: [3,2,2,1] in IntegerVectors(9,5)
False
sage: [3,2,2,1] in IntegerVectors(8)
True
sage: [3,2,2,1] in IntegerVectors(8,5)
False
sage: [3,2,2,1] in IntegerVectors(8,4)
True
sage: [3,2,2,1] in IntegerVectors(8,4, min_part = 1)
True
sage: [3,2,2,1] in IntegerVectors(8,4, min_part = 2)
False
"""
if x not in IntegerVectors():
return False
if sum(x) != self.n:
return False
if len(x) != self.k:
return False
if self.constraints:
if not misc.check_integer_list_constraints(
x, singleton=True, **self.constraints):
return False
return True
def __contains__(self, x):
"""
EXAMPLES::
sage: [0,3,0,1,2] in IntegerVectors(6)
True
sage: [0,3,0,1,2] in IntegerVectors(6, max_length=3)
False
"""
if self._constraints:
return x in IntegerVectors_all() and misc.check_integer_list_constraints(x, singleton=True, **self._constraints)
else:
return x in IntegerVectors_all() and sum(x) == self.n
def __contains__(self, x):
"""
EXAMPLES::
sage: [0,3,0,1,2] in IntegerVectors(6)
True
sage: [0,3,0,1,2] in IntegerVectors(6, max_length=3)
False
"""
if self.constraints:
return x in IntegerVectors_all() and misc.check_integer_list_constraints(x, singleton=True, **self.constraints)
else:
return x in IntegerVectors_all() and sum(x) == self.n
def __contains__(self, x):
"""
TESTS::
sage: [0] in IntegerVectors(0)
True
sage: [0] in IntegerVectors(0, 1)
True
sage: [] in IntegerVectors(0, 0)
True
sage: [] in IntegerVectors(0, 1)
False
sage: [] in IntegerVectors(1, 0)
False
sage: [3] in IntegerVectors(3)
True
sage: [3] in IntegerVectors(2,1)
False
sage: [3] in IntegerVectors(2)
False
sage: [3] in IntegerVectors(3,1)
True
sage: [3,2,2,1] in IntegerVectors(9)
False
sage: [3,2,2,1] in IntegerVectors(9,5)
False
sage: [3,2,2,1] in IntegerVectors(8)
True
sage: [3,2,2,1] in IntegerVectors(8,5)
False
sage: [3,2,2,1] in IntegerVectors(8,4)
True
sage: [3,2,2,1] in IntegerVectors(8,4, min_part = 1)
True
sage: [3,2,2,1] in IntegerVectors(8,4, min_part = 2)
False
"""
if x not in IntegerVectors():
return False
if sum(x) != self.n:
return False
if len(x) != self.k:
return False
if self._constraints:
if not misc.check_integer_list_constraints(x, singleton=True, **self._constraints):
return False
return True
