parameters: (self)
return_statement: return _internal._mul_scalar(self, -1.0)
docstring: x.__neg__(y) <=> -x
docstring_summary: x.__neg__(y) <=> -x
docstring_tokens: x . __neg__ ( y ) < = > - x
function: def __neg__(self):
          """x.__neg__(y) <=> -x """
          return _internal._mul_scalar(self, -1.0)
function_tokens: def __neg__ ( self ) : return _internal . _mul_scalar ( self , - 1.0 )