Continuity of abs(f)

  • Thread starter sean/mac
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  • #1
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Give an example of a function f which is discontinuous at 0 yet abs(f ) is continuous at 0

i have tried for an hour or so trying to think of one, even hints would be helpful
 

Answers and Replies

  • #2
nicksauce
Science Advisor
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I can think of a very trivial example... sort of like a step function.
 
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