HP 33s hp 33s_user's manual_English_E_HDPM20PIE56.pdf - Page 316
Reviewing the Stack
UPC - 082916001456
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750 z 12 q 360 or 750 z 12 q 360 In the second case, the q key acts like the key by displaying the result of 750 × 12. Here's a longer chain calculation: 456 − 75 × 68 18.5 1.9 This calculation can be written as: 456 75 q 18.5 z 68 q 1.9 . Watch what happens in the display as you key it in: Keys: Display: 456 75 q 18.5 z 68 q 1.9 . 8 ) Reviewing the Stack The or | key produces a menu in the display- X1-, X2-, X3-, X4-registers, to let you review the entire contents of the stack. The difference between the and the | key is the location of the underline in the display. Pressing the | displays the underline on the X4 register; pressing the displays the underline on the X2 register. Pressing displays the following menu value Pressing | displays the following menu: value C-6 ALG: Summary