These are decimal numbers, and dots above some of the digits make them recurring decimals. One dot means the digit under it repeats infinitely. In other words, it goes on forever (and ever and ever).

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\(\frac{3}{10}\) means three tenths, and is written as \(0.3\). \(\frac{17}{100}\) means seventeen hundredths, and is written as \(0.17\). Similarly, \(0.2\) becomes ...

Abstract: Precision measurements represent a cornerstone in fundamental science. The capability of observing and quantifying subtle phenomena and events allows new discoveries and it confirms or ...

For example, if the path is 0 -> 1 -> 1 -> 0 -> 1, then this could represent 01101 in binary, which is 13. For all leaves in the tree, consider the numbers represented by the path from the root to ...