When the data points are equidistantly distributed we get the special case called forward differences. They are easier to calculate than the more general divided differences.
Read more about this topic: Divided Differences
Famous quotes containing the word differences:
“No sooner had I glanced at this letter, than I concluded it to be that of which I was in search. To be sure, it was, to all appearance, radically different from the one of which the Prefect had read us so minute a description.... But, then, the radicalness of these differences ... these things ... were strongly corroborative of suspicion.”
—Edgar Allan Poe (1809–1849)
“The differences between revolution in art and revolution in politics are enormous.... Revolution in art lies not in the will to destroy but in the revelation of what has already been destroyed. Art kills only the dead.”
—Harold Rosenberg (1906–1978)