'math([children]) -> MathML element
children can be one child or a list of children.'

def __init__(self, children=None, inline=None):

    self.children = []
    if (children is not None):
        if (type(children) is list):
            for child in children:
                self.append(child)
        else:
            self.append(children)
    if (inline is not None):
        self.inline = inline
