In mathematics, a periodic sequence (sometimes called a cycle or orbit) is a sequence for which the same terms are repeated over and over: a1, a2, .....

A periodic function also called a periodic waveform (or simply periodic wave), is a function that repeats its values at regular intervals or periods....

The periodic table, also known as the periodic table of the elements, is an ordered arrangement of the chemical elements into rows ("periods") and columns...

The rabbit (兔) is the fourth in the twelve-year periodic sequence (cycle) of animals that appear in the Chinese zodiac related to the Chinese calendar...

Branch symbol chǒu (丑)]] The Ox (牛) is the second of the 12-year periodic sequence (cycle) of animals which appear in the Chinese zodiac related to the...

sequence is a periodic sequence of integers with the property that its partial sums include all of the triangular numbers. For instance, the sequence...

inverse DTFT is the original sampled data sequence. The inverse DFT is a periodic summation of the original sequence. The fast Fourier transform (FFT) is an...

is continuous (and periodic), and the DFT provides discrete samples of one cycle. If the original sequence is one cycle of a periodic function, the DFT...

P} -periodic, and its Fourier series coefficients are given by the discrete convolution of the U {\displaystyle U} and V {\displaystyle V} sequences: F...

sequence is a periodic sequence. Amicable numbers are sociable numbers whose aliquot sequence has period 2. It remains unknown whether these sequences always...