Your Shopping Cart

0 items

Looks like you haven’t added anything yet, let’s get you started!

Continue shopping →

Successfully Added to Cart

Don't miss earning stamps on your purchase!

10 stamps = $5 reward

MENU

Stores & Events

Wishlists

Saved for Later

No saved items found

Barnes & Noble

Stores & Events

My Account

Collect Stamps Every Time You Shop
Earn 1 stamp for every $10 spent in a purchase!
10 stamps = $5 reward
Sign In and Earn Rewards
Order History
Premium Membership & Rewards
Help Center / FAQ

Bestsellers
Books
New
Coming Soon
eBooks & NOOK

Search query

June 21st Fatjer's Day! All the best gift ideas. Shop Now

June 21st Fatjer's Day! All the best gift ideas. Shop Now

Home
Books
Science & Technology
Engineering
Engineering - General & Miscellaneous
Mathematical Programming & Operations Research
Duality theory (Mathematics)

Duality theory (Mathematics)

Collection

Duality theory (Mathematics)

Help

Help Center
Shipping & Returns
Gift Cards
Store Pickup
Product Recalls
Corrections & Updates

B&N Services

B&N Press
Publisher & Author Guidelines
Bulk Order Discounts
B&N Mastercard
B&N Bookfairs
B&N Affiliate Program

About Us

About B&N
Careers at B&N
B&N Inc.
B&N Mobile Apps

Store Locator
Order Status
Coupons & Deals

Stay in the Know

Email Address

Receive curated bookseller recommendations, exclusive offers, and promotional emails. Unsubscribe anytime. View Barnes & Noble's Privacy Policy.

Follow Us

Terms of Use
Copyright & Trademark
Privacy
Your Privacy Choices
Accessibility
Cookie Policy
Sitemap

© 1997-2026 Barnes & Noble Booksellers, Inc. 33 East 17th Street, New York, NY 10003

My Account

Collect Stamps Every Time You Shop
Earn 1 stamp for every $10 spent in a purchase!
10 stamps = $5 reward
Sign In and Earn Rewards
Order History
Premium Membership & Rewards
Help Center / FAQ

Personalize Gift Card

Terms