A difference in the calculation of nearly identical intervals by different ways.
A brief interval.
In Ancient Greek rhetoric, a short clause, something less than a colon, originally denoted by comma marks. In antiquity it was defined as a combination of words having no more than eight syllables in all. It was later applied to longer phrases, e.g. the Johannine comma.
The punctuation mark ⟨,⟩ used to indicate a set of parts of a sentence or between elements of a list.
A similar-looking subscript diacritical mark.
Any of various nymphalid butterflies of the genus Polygonia, having a comma-shaped white mark on the underwings, especially Polygonia c-album and Polygonia c-aureum of North Africa, Europe, and Asia.
A delimiting marker between items in a genetic sequence.
To place a comma or commas within text; to follow, precede, or surround a portion of text with commas.
number of times an event occurred in an experiment (absolute frequency)
The quotient of the number of times n a periodic phenomenon occurs over the time t in which it occurs: f=n/t.
The rate of occurrence of anything; the relationship between incidence and time period.
The property of occurring often rather than infrequently.