Click the lines to input the numbers in. next x = last x + Arithmetic distance AM = 3 1, 4, 7, 10 etc... The polynomial may contain excessive amounts of numbers if they are fractions, which is okay! Please note, the display rounds off values over 1/10,000,000.
with help from https://en.wikipedia.org/wiki/Finite_difference @-Rex- for his RGBA stamp
