Texas Instruments 83PL/CLM/1L1/V - 83 Plus Calc, Manual Book

Page: 306 / 827

TI-83 Plus Lists 303
seq( expression , variable , begin , end
[
, increment
]
)
cumSum(
cumSum(
(cumulative sum) returns the cumulative sums of the elements
in
list
, starting with the first element.
list
elements can be real or complex
numbers.
cumSum( list )
@ List(
@ List(
returns a list containing the differences between consecutive
elements in
list
.
@ List
subtracts the first element in
list
from the second
element, subtracts the second element from the third, and so on. The list
of differences is always one element shorter than the original
list
.
list
elements can be a real or complex numbers.
@ List(
list
)