Mathematics Department, British Columbia Institute of Technology, Burnaby, British Columbia, Canada. David_Holloway@bcit.ca|Mathematics Department, British Columbia Institute of Technology, Burnaby, British Columbia, Canada. David_Holloway@bcit.ca|Mathematics Department, British Columbia Institute of Technology, Burnaby, British Columbia, Canada. David_Holloway@bcit.ca|Mathematics Department, British Columbia Institute of Technology, Burnaby, British Columbia, Canada. David_Holloway@bcit.ca|Mathematics Department, British Columbia Institute of Technology, Burnaby, British Columbia, Canada. David_Holloway@bcit.ca|Mathematics Department, British Columbia Institute of Technology, Burnaby, British Columbia, Canada. David_Holloway@bcit.ca|Mathematics Department, British Columbia Institute of Technology, Burnaby, British Columbia, Canada. David_Holloway@bcit.ca