HP 40gs hp 40gs_user's guide_English_E_HDPMSG40E07A.pdf - Page 338
Makelist, Reverse
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hp40g+.book Page 8 Friday, December 9, 2005 1:03 AM MAKELIST ΠLIST POS REVERSE Calculates a sequence of elements for a new list. Evaluates expression with variable from begin to end values, taken at increment steps. MAKELIST(expression, variable, begin, end, increment) The MAKELIST function generates a series by automatically producing a list from the repeated evaluation of an expression. Example In HOME, generate a series of squares from 23 to 27. L Select MAKELIST A A 23 27 1 Calculates the product of all elements in list. ΠLIST(list) Example ΠLIST({2,3,4}) returns 24. 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 Creates a list by reversing the order of the elements in a list. REVERSE(list) 19-8 Lists