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Description
Partial Differential EquationsThis three part treatment of partial differential equations focuses on elliptic and evolution equations. Largely self contained, it concludes with a series of independent topics directly related to the methods and results of the preceding sections that helps introduce readers to advanced topics for further study. Geared toward graduate and postgraduate students of mathematics, this volume also constitutes a valuable reference for mathematicians and
This three-part treatment of partial differential equations focuses on elliptic and evolution equations. Largely self-contained, it concludes with a series of independent topics directly related to the methods and results of the preceding sections that helps introduce readers to advanced topics for further study. Geared toward graduate and postgraduate students of mathematics, this volume also constitutes a valuable reference for mathematicians and mathematical theorists.Starting with the theory of elliptic equations and the solution of the Dirichlet problem, the text develops the theory of weak derivatives, proves various inequalities and imbedding problems, and derives smoothness theorems. Part Two concerns evolution equations in Banach space and develops the theory of semigroups. It solves the initial-boundary value problem for parabolic equations and covers backward uniqueness, asymptotic behavior, and lower bounds at infinity. The final section includes independent topics directly related to the methods and results of the previous material, including the analyticity of solutions of elliptic and parabolic equations, asymptotic behavior of solutions of elliptic equations near infinity, and problems in the theory of control in Banach space.
Binding Type: Paperback
Publisher: Dover Publications
Published: 11/24/2008
ISBN: 9780486469195
Pages: 262
Weight: 0.75lbs
Size: 9.00h x 6.00w x 0.60d
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★★★★★ 5
Excellent chew option!!!!
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My pups love these! They are able to easily hole them with their paws and they must like he taste as these are their.favorite ‘bones’. They also last along time and do not ‘splinter’. My 12 year old loves to throw it on the air and play with it!
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Reviewed in the United States on May 15, 2026
★★★★★ 5
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Flavor Name: Peanut Butter, Size: Small - 2 Pack
Perfect! My frenchie chews a lot. These keep her very busy instead of chewing on things id rather she didnt
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Reviewed in the United States on June 8, 2026
★★★★★ 3
Not for aggressive chewers
Flavor Name: Bacon, Size: Large - 2 Pack, Flavor Name: Bacon, Size: Large - 2 Pack
Three stars because my dogs love them. But in terms of “Indestructibility,” that’s completely inaccurate. One day in and the dogs have destroyed them, leaving jagged edges. The nylon pieces are coming out in their poop. These are definitely not for aggressive chewers. Probably best for a small dog with no teeth.
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Reviewed in the United States on May 27, 2026
★★★★★ 5
Best chews and made in USA
Flavor Name: Bacon, Size: Small - 2 Pack
Best dog chews and made in USA . My Dig likes to chew for a few before bed . Long lasting .
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Reviewed in the United States on May 30, 2026
★★★★★ 5
Stick replacement - But much more fun!
Size: For Large & Medium dogs, Color: beige, Size: For Large & Medium dogs, Color: beige
The Pet Qwerks Infused Nylon antler is a great replacement for a stick! My dog Rex loves to pick up sticks around the city and chew them to pieces and eat part of the bark, yet is just as excited about the infused Antler flying across the lawn to chew on. This Antler definitely has a strong scent when you take it out of the package, but for a picky dog like Rex, it is great to get his attention! We have several BarkBone products and my 80 pound dog has yet to chew through one! They are strong and reliable products. We love that Pet Qwerks products are made in America!
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Reviewed in the United States on June 12, 2018