1
Question
Which of these is open and not a simple curve?
Which of these is open and not a simple curve?
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Solution
The correct option is A
A curve which crosses itself is not a simple curve. An open curve has two endpoints.
So, among the given option, a curve that is open, but not simple is:
The following curves are not open:
The following shows a simple open curve.
A curve which crosses itself is not a simple curve. An open curve has two endpoints.
So, among the given option, a curve that is open, but not simple is:
The following curves are not open:
The following shows a simple open curve.
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