Thomae's function, or also called the "popcorn functionfunction". It's continuous at all irrationals and discontinuous at all rationals. http://en.wikipedia.org/wiki/Thomae%27s_functionHere a picture:
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Thomae's function, or the popcorn function. It's continuous at all irrationals and discontinuous at all rationals. http://en.wikipedia.org/wiki/Thomae%27s_function |
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