HP 35s HP 35s scientific calculator - User Guide - Page 91
Parts of Numbers
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Parts of Numbers These functions are primarily used in programming. Integer part To remove the fractional part of x and replace it with zeros, press For example, the integer part of 14.2300 is 14.0000.) Fractional part To remove the integer part of x and replace it with zeros, press For example, the fractional part of 14.2300 is 0.2300) Absolute value To replace a number in the x-register with its absolute value, press . For complex numbers and vectors, the absolute value of: 1. a complex number in rθa format is r 2. a complex number in xiy format is x 2 + y 2 3. a vector [A1,A2,A3, ...An] is A = A12 + A2 2 An 2 Argument value To extract the argument of a complex number, use =. The argument of a complex number: 1. in rθa format is a 2. in xiy format is Atan(y/x) Sign value To indicate the sign of x, press If the x value is negative, - 1.0000 is displayed; if zero, 0.0000 is displayed; if positive, 1.0000 is displayed. Real-Number Functions 4-17