Let X be a limit point compact metrizable space. (a) Show that there exists no continuous, surjective function f : X → [0, ∞). (b) Show that if X is connected and nonempty, and g: X → R is continuous on X,then g(X) is a closed bounded interval of R.
Let X be a limit point compact metrizable space. (a) Show that there exists no continuous, surjective function f : X → [0, ∞). (b) Show that if X is connected and nonempty, and g: X → R is continuous on X,then g(X) is a closed bounded interval of R.
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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