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).

Converting between fractions, decimals and percentages is a useful problem-solving skill. The data can be more easily ordered by size when written in the same format. Calculations often give a decimal ...

Abstract: Lossless remote sensing image compression aims to reduce the storage size of images without any information loss, ensuring that the decompressed image is identical to the original one. Most ...