Homotopy Extension Property
Another useful property involving homotopy is the homotopy extension property, which characterizes the extension of a homotopy between two functions from a subset of some set to the set itself. It is useful when dealing with cofibrations.
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Famous quotes containing the words extension and/or property:
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—Socrates (469–399 B.C.)
“Abscond. To “move” in a mysterious way, commonly with the property of another.”
—Ambrose Bierce (1842–1914)