Shipping Estimate
USA
- USA
- CAN
- USA
- CAN
Ships within 48 hours · Estimated delivery Jul 9 - Jul 14
Promo Codes Available:
For Your Every Summer RSVP, with Code: SUMMER15
Description
Lectures on Ergodic TheoryThis concise classic by Paul R. Halmos, a well known master of mathematical exposition, has served as a basic introduction to aspects of ergodic theory since its first publication in 1956. "The book is written in the pleasant, relaxed, and clear style usually associated with the author," noted the Bulletin of the American Mathematical Society, adding, "The material is organized very well and painlessly presented." Suitable for advanced undergraduates
This concise classic by Paul R. Halmos, a well-known master of mathematical exposition, has served as a basic introduction to aspects of ergodic theory since its first publication in 1956. "The book is written in the pleasant, relaxed, and clear style usually associated with the author," noted the Bulletin of the American Mathematical Society, adding, "The material is organized very well and painlessly presented."Suitable for advanced undergraduates and graduate students in mathematics, the treatment covers recurrence, mean and pointwise convergence, ergodic theorem, measure algebras, and automorphisms of compact groups. Additional topics include weak topology and approximation, uniform topology and approximation, invariant measures, unsolved problems, and other subjects.
Binding Type: Paperback
Publisher: Dover Publications
Published: 12/13/2017
ISBN: 9780486814896
Pages: 112
Weight: 0.30lbs
Size: 8.30h x 5.40w x 0.20d
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- 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
4.9 ★★★★★
Based on 1224 reviews
Sort
Product Reviews
★★★★★ 5
Good value filter
Item Package Quantity: 1
Fit perfectly, works well
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 17, 2026
★★★★★ 5
O.E quality
Item Package Quantity: 1
Very impressed with the quality. Usually cheaper aftermarket filters are thin and flimsy. This is very durable and much better than what came out of my car. Fit my Odyssey perfectly.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 30, 2026
★★★★★ 4
A reliable purchase doing exactly what I expected
Item Package Quantity: 1
Look, you know how it is – what’s a game-changer for one person is just another Tuesday for another. For me, this Puroma Cabin Air Filter with Activated Carbon landed exactly where most good products do: solid and dependable.
It arrived precisely as described, the activated carbon element is there, and it installed without a hitch in my vehicle. The air quality inside definitely feels cleaner, and it's doing its job filtering out the usual suspects. Does it redefine the very concept of cabin air filtration or deliver some earth-shattering innovation? Nah, not really. It’s a well-made, effective replacement that perfectly fulfills its purpose without any fuss or unexpected brilliance.
A reliable purchase doing exactly what I expected. A firm 4 stars.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on September 9, 2025
★★★★★ 5
Easy Cabin Filter Swap For Cleaner Air
Item Package Quantity: 1
I picked up this Puroma cabin air filter to replace the old one in my Honda and it has worked out very well. It fit the housing just like the original, slid in without any forcing, and the whole swap took only a few minutes. The construction feels solid for the price and the edges seal properly so air is not just bypassing the filter.
After installing it, the air from the vents smelled noticeably fresher, especially when using recirculate. The activated carbon layer seems to help cut down on that stale or slightly musty smell that builds up over time. For something that is easy to forget about, changing this filter makes a real difference in everyday driving comfort.
If you have a compatible Honda or Acura and want an affordable replacement that you can install yourself instead of paying dealership prices, this Puroma cabin filter is a very practical option.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on December 10, 2025
★★★★★ 5
Great value and works well
Item Package Quantity: 1
Very nice Filter, does a great job.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 30, 2026
recommand products
John Boos 120" x 30" Poly Top Work Table with Cabinet Base and Sliding Doors
2264.09
Brake lines Vauxhall Astra MK5 1.9 CDTi Rear Drums (2004-) HEL
111.37
John Boos GSK8-2460 Galvanized Steel Optional Undershelf for 60" x 24" Work Tables
108.95
John Boos 14-Gauge Stainless Steel Floor Trough with Subway-Style Grating, 120 x 24 x 4 Inches
2553.84
Brake lines Seat Cordoba Vario II 1.9TD Rear Drums / from ch 6K-X-290 000 (1999-2001) HEL
111.37