HP 33s hp 33s_user's manual_English_E_HDPM20PIE56.pdf - Page 191
Tests of Comparison (x?y, x?0), The Test Menus, Display
UPC - 082916001456
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Flag tests. These check the status of flags, which can be either set or clear. Loop counters. These are usually used to loop a specified number of times. Tests of Comparison (x?y, x?0) There are 12 comparisons available for programming. Pressing { n or | o displays a menu for one of the two categories of tests: x?y for tests comparing x and y. x?0 for tests comparing x and 0. Remember that x refers to the number in the X-register, and y refers to the number in the Y-register. These do not compare the variables X and Y. Select the category of comparison, then press the menu key for the conditional instruction you want. The Test Menus x?y {≠} for x ≠ y? {≤} for x≤y? {y? {≥} for x ≥y? {/} for x=y? x?0 {≠} for x≠0? {≤} for x≤0? {0? {≥} for x≥0? {/} for x=0? If you execute a conditional test from the keyboard, the calculator will display & or . For example, if x =2 and y =7, test x