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Description
A First Course in Topology: An Introduction to Mathematical ThinkingStudents must prove all of the theorems in this undergraduate level text, which features extensive outlines to assist in study and comprehension. Thorough and well written, the treatment provides sufficient material for a one year undergraduate course. The logical presentation anticipates students' questions, and complete definitions and expositions of topics relate new concepts to previously discussed subjects. Most of the material focuses on point
Students must prove all of the theorems in this undergraduate-level text, which features extensive outlines to assist in study and comprehension. Thorough and well-written, the treatment provides sufficient material for a one-year undergraduate course. The logical presentation anticipates students' questions, and complete definitions and expositions of topics relate new concepts to previously discussed subjects.Most of the material focuses on point-set topology with the exception of the last chapter. Topics include sets and functions, infinite sets and transfinite numbers, topological spaces and basic concepts, product spaces, connectivity, and compactness. Additional subjects include separation axioms, complete spaces, and homotopy and the fundamental group. Numerous hints and figures illuminate the text.
Binding Type: Paperback
Publisher: Dover Publications
Published: 05/21/2014
ISBN: 9780486780016
Pages: 272
Weight: 0.80lbs
Size: 9.14h x 6.08w x 0.57d
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4.4 ★★★★★
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★★★★★ 4
Quality affordable
Size: 12 silicone wire red 10ft and black 10ft, Color: silicone wire red and black
Quality product at a great price.
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Reviewed in the United States on April 4, 2026
★★★★★ 5
Best wire on Amazon
Size: 12 silicone wire red 10ft and black 10ft, Color: silicone wire red and black
I am convinced that this is some of the best wire on Amazon, if not in general. It's much thicker with more strands inside than other wire labelled as the same AWG. It has much higher quality insulation that can withstand double the temps of the cheaper stuff (big deal if using in engine bay etc.). And even then somehow its supper supple and soft to work with, strips very easily and cleanly. Definitely recommend spending the extra $ to go with BNTECHGO brand for wire. I was very please with both the 12 and 14 AWG wire in 10ft red and black.
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Reviewed in the United States on August 13, 2024
★★★★★ 5
As advertised
Size: 12 silicone wire red 10ft and black 10ft, Color: silicone wire red and black
As advertised
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Reviewed in the United States on May 3, 2026
★★★★★ 5
Flexible, soft, and full of wire.
Size: 12 silicone wire red 10ft and black 10ft, Color: silicone wire red and black
Super-soft and flexible casing with a high density of fine wires inside. You won't have to worry about it being 90% insulation.
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Reviewed in the United States on September 15, 2025
★★★★★ 5
Very good audio receiver for my tower speakers and record player set up
Style: Stereo Receiver, Configuration: Receiver
I have had my 1980s Roger sound lab CG 82 Tower speakers connected to a 1999 Technics audio receiver. I use this set up for Radio and my record player.
After many good years, the low end on my audio receiver gave out. I have had it serviced before, but I have owned it for five years and it is a 27-year-old piece of gear that has seen better days. ChatGPT led me to this receiver.
It took me less than five minutes to connect my speakers. What I love about this receiver is that it’s so simple to use. The radio signal is very good right out the box without an additional antenna. I was resistant to buying a Bluetooth receiver, but it connected to my iPad and my iPhone in seconds. Now I can play backing tracks through my Roger sound lab speaker speakers while I jam out on guitar.
No issues with sound quality or anything like that. Runs cool and quiet. If you are a total audio file, you could buy something more expensive. I am a musician and I listen to vinyl. Mostly jazz and classical, and this is fine for my needs. For most people running a record player, looking to modernize with a Bluetooth enabled receiver, this will suit your needs.
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Reviewed in the United States on April 15, 2026
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