CPoly &
CPoly::operator=(const CPoly &rhs)
{

	if (this == &rhs)
		{ // if self assignment
			return (*this); // just return without any modifications to the input object
		 }

	else
		 {

		 m_nOrder = rhs.m_nOrder;

		 if (m_pCoeffs != NULL)
		  {
		    delete [] m_pCoeffs;
		    m_pCoeffs = NULL;
			}

			m_pCoeffs = new CCmplxNum[m_nOrder + 1];


			if (rhs.m_szVarName != NULL)
			{
			  delete [] m_szVarName;
			  m_szVarName = NULL;
			}

			m_szVarName = new char[strlen(rhs.m_szVarName)+1];

			if ((m_nOrder != -1) && (m_pCoeffs != NULL) && (m_szVarName != NULL))
			{

			  for (int i = 0; i < (m_nOrder + 1); i++)
			  {
				m_pCoeffs[i] = rhs.m_pCoeffs[i];

			  for (int i = 0; i < strlen(rhs.m_szVarName)+1; i++)
			  {
				//strncpy(m_szVarName, rhs.m_szVarName, 10);
				  m_szVarName[i] = rhs.m_szVarName[i];
			  }
			  }
			}
			else
			{
			  cerr << "polynomial nt created" << endl;
			  m_nOrder = -1;
			  m_pCoeffs = NULL;
			  m_szVarName = NULL;
			}
			return *this;
		  }
}