HP 39G

Lists 13-9
ΠLIST Calculates the product of all elements in list.
ΠLIST(list)
Example
ΠLIST({2,3,4}) returns 24.
POS Returns the position of an element within a list. The element
can be a value, a variable, or an expression. If there is more
than one instance of the element, the position of the first
occurrence is returned. A value of 0 is returned if there is no
occurrence of the specified element.
POS(list, element)
Example
POS ({3, 7, 12, 19},12) returns 3
REVERSE Creates a list by reversing the order of the elements in a list.
REVERSE(list)
SIZE Calculates the number of elements in a list.
SIZE(list)
Also works with matrices.
ΣLIST Calculates the sum of all elements in list.
ΣLIST(list)
Example
ΣLIST({2,3,4}) returns 9.
SORT Sorts elements in ascending order.
SORT(list)