|  | 1. | A curve with endpoints is the continuous image of a closed interval. 
 
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|  | 2. | Pierce meat at close intervals with the tip of a small sharp knife. 
 
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|  | 3. | Every countably infinite compact is homeomorphic to some closed interval of ordinal numbers 
 
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|  | 4. | However, the notation " " is most commonly reserved for the closed interval. 
 
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|  | 5. | Open, half-open and closed intervals as with the real numbers. 
 
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|  | 6. | Let be a real-valued function defined on a closed interval that admits an antiderivative on. 
 
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|  | 7. | A closed interval is a one-dimensional manifold with boundary, and its boundary is the set }. 
 
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|  | 8. | Trains have to run at especially close intervals. 
 
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|  | 9. | The situation is different for closed intervals. 
 
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|  | 10. | Examples of chainable continua include compact connected linearly ordered spaces and in particular closed intervals of real numbers. 
 
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