Title
Symmetries of differential equations: Topics in Nonlocal symmetries of dynamical systems,Used
Delivery time: 8-12 business days (International)
Dr. Festus I. Arunaye was born in EgboKokori in Ethiope East of Delta State of Nigeria for about 47 years ago. He obtained both primary and Secondary Schools Certificates in Ethiope East, and in 1989 baged a B.Sc degree in Industrial Mathematics with Second class hounors Upper division from the University of Benin, Nigeria. In 1996 he obtaind an M.Sc degree in Mathematics from the University of Ibadan, Nigeria specializing in Numerical Analysis. He further went to the University of the West Indies, Mona; Jamaica in 2005 where he obtained his Ph.D degree in Mathematics in 2009 specializing in Symmetry of Differential Equations. After his B.Sc degree, Dr. Arunaye has been a Lecturer while studying for higher degrees. He has alot of article publications in highly refereed international and local Journals. He is a Senior Lecturer with the Delta State University, Abraka; Nigeria.He has a good teaching experiences at the University level of over twenty years. He has taught and supervised Bachelors and Masters degree graduates over the years. Some of his students are now Ph.D degree holders.He has presented several results of his research in several international confrences.
By changing our most important processes and
products, we have already made a big leap forward. This ranges from the
increased use of more sustainable fibers to the use of more
environmentally friendly printing processes to the development of
efficient waste management in our value chain.
⚠️ WARNING (California Proposition 65):
This product may contain chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm.
For more information, please visit www.P65Warnings.ca.gov.
Shipping & Returns
Shipping
We ship your order within 2–3 business days for USA deliveries and 5–8 business days for international shipments. Once your package has been dispatched from our warehouse, you'll receive an email confirmation with a tracking number, allowing you to track the status of your delivery.
Returns
To facilitate a smooth return process, a Return Authorization (RA) Number is required for all returns. Returns without a valid RA number will be declined and may incur additional fees. You can request an RA number within 15 days of the original delivery date. For more details, please refer to our Return & Refund Policy page.
Shipping & Returns
Shipping
We ship your order within 2–3 business days for USA deliveries and 5–8 business days for international shipments. Once your package has been dispatched from our warehouse, you'll receive an email confirmation with a tracking number, allowing you to track the status of your delivery.
Returns
To facilitate a smooth return process, a Return Authorization (RA) Number is required for all returns. Returns without a valid RA number will be declined and may incur additional fees. You can request an RA number within 15 days of the original delivery date. For more details, please refer to our Return & Refund Policy page.
Warranty
We provide a 2-year limited warranty, from the date of purchase for all our products.
If you believe you have received a defective product, or are experiencing any problems with your product, please contact us.
This warranty strictly does not cover damages that arose from negligence, misuse, wear and tear, or not in accordance with product instructions (dropping the product, etc.).
Warranty
We provide a 2-year limited warranty, from the date of purchase for all our products.
If you believe you have received a defective product, or are experiencing any problems with your product, please contact us.
This warranty strictly does not cover damages that arose from negligence, misuse, wear and tear, or not in accordance with product instructions (dropping the product, etc.).
Secure Payment
Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.
We accept payments with :
Visa, MasterCard, American Express, Paypal, Shopify Payments, Shop Pay and more.
Secure Payment
Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.
We accept payments with :
Visa, MasterCard, American Express, Paypal, Shopify Payments, Shop Pay and more.