Elements of the Theory of Functions and Functional Analysis
SKU: 14099273850

Elements of the Theory of Functions and Functional Analysis

Sale price$19.12 Regular price$21.25
Save 10%

Shipping Estimate
USA
  • USA
  • CAN

Ships within 48 hours · Estimated delivery Jul 5 - Jul 10

Promo Codes Available:

For Your Every Summer RSVP, with Code: SUMMER15

Description

Elements of the Theory of Functions and Functional AnalysisOriginally published in two volumes, this advanced level text is based on courses and lectures given by the authors at Moscow State University and the University of Moscow. Reprinted here in one volume, the first part is devoted to metric and normal spaces. Beginning with a brief introduction to set theory and mappings, the authors offer a clear presentation of the theory of metric and complete metric spaces. The principle of contraction mappings and

Originally published in two volumes, this advanced-level text is based on courses and lectures given by the authors at Moscow State University and the University of Moscow.
Reprinted here in one volume, the first part is devoted to metric and normal spaces. Beginning with a brief introduction to set theory and mappings, the authors offer a clear presentation of the theory of metric and complete metric spaces. The principle of contraction mappings and its applications to the proof of existence theorems in the theory of differential and integral equations receives detailed analysis, as do continuous curves in metric spaces -- a topic seldom discussed in textbooks.
Part One also includes discussions of other subjects, such as elements of the theory of normed linear spaces, weak sequential convergence of elements and linear functionals, adjoint operators, and linear operator equations. Part Two focuses on an exposition of measure theory, the Lebesque interval and Hilbert Space. Both parts feature numerous exercises at the end of each section and include helpful lists of symbols, definitions, and theorems.

Binding Type: Paperback
Publisher: Dover Publications
Published: 02/16/1999
ISBN: 9780486406831
Pages: 288
Weight: 0.64lbs
Size: 8.47h x 5.40w x 0.52d
Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 14099273850

Discover Niche Categories That Outsell

Top-Converting Item to Boost Your Average Order

4.9 ★★★★★
Based on 58 reviews
Sort
Highest Rating
Newest First
Oldest First
Product Reviews
N
Verified Purchase
Natasha Gould
Lake Worth, US
★★★★★ 5
Title: A Perfect Fit for Style and Comfort!
Size: 10, Color: Black Leather 1, Size: 10, Color: Black Leather 1
I recently purchased a pair of Clarks Wallabees for my son, and I couldn't be happier with the choice! From the moment he slipped them on, it was clear that these shoes are designed for both comfort and style. The classic design is versatile enough to pair with almost any outfit, making them perfect for school or casual outings. The leather exterior of the shoe is not only stylish but also feels and looks great on his feet. What impressed me the most is the sturdy construction. These shoes seem built to last, and I can already tell they will withstand the wear and tear of an active lifestyle. Plus, the cushioning provides excellent support for his growing feet. Overall, I highly recommend Clarks Wallabees for any parent looking for a stylish, comfortable, and durable shoe for their child. They’re a fantastic investment in both quality and style!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on October 14, 2024
A
Verified Purchase
Andre S. Palomo
Boise, US
★★★★★ 5
Great watch!
Style: Dress, Color: Gold Tone Stainless Steel
BEAUTIFUL WATCH and excellent horology you would expect from Citizen.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 10, 2026
N
Verified Purchase
Nicole Palochik
Lexington, US
★★★★★ 5
Great Buy
Style: Dress, Color: Two-Tone Gold/ Blue Dial, Style: Dress, Color: Two-Tone Gold/ Blue Dial
Stunning watch!! Purchased for my boyfriend for his birthday. He is a bigger guy with a larger arm/wrist so the size of this watch looks great on him. He receives a ton of compliments on it, and it still catches my eye every time he wears it. Decent weight without being too heavy (he reports). Perfect to wear as a daily watch or dress up with
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on February 6, 2026
P
Verified Purchase
Patrick Caputo
Chelsea, US
★★★★★ 5
Quality and “Executive” Look
Style: Dress, Color: Two-Tone Gold/ Blue Dial
Quality you come to expect from Citizen. Looks and feels like a more expensive watch without busting your wallet. I get the most compliments on this watch over any other I own!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 18, 2025
W
Verified Purchase
Willie
Los Angeles, US
★★★★★ 5
For the money you spend, you can't beat it.
Style: Dress, Color: Two-Tone Gold/ Blue Dial
Citizen has the best watches for the money you spend. Can't beat the prices.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 30, 2026

recommand products