If you absolutely cannot afford it, speak to your mathematics department or library. Many professors keep a desk copy they can share, or they may place the book on course reserve. Remember: topology is about building connections—between spaces, between ideas, and between learners. Respect the work that builds those connections. Q1: Is Paul E. Long’s book suitable for a one-semester course? Yes. Most instructors can cover Chapters 1 through 7 in 14 weeks.
Metric spaces are introduced in Chapter 2 as primary examples, but Chapter 8 focuses on completeness and metric-specific properties. an introduction to general topology paul e long pdf link
No official solution manual exists. However, selected solutions circulate among university websites (search " your university topology solutions Long"). Use them only to check your work. If you absolutely cannot afford it, speak to