def __init__(self, n, *, styles=None):
'''
Create some SU(n), the special unitary of degree n.
'''
Function.__init__(self, SU._operator_, n, styles=styles)
# self.operand = n
self.degree = n
def __init__(self, n, *, styles=None):
'''
Create some SU(n), the special unitary of degree n.
'''
Function.__init__(self, SU._operator_, n, styles=styles)
# self.operand = n
self.degree = n