HP 33s Scientific manual Index-3

program, 1–24, 12–20 using, 1–24 variable, 1–24, 3–3

chain calculations, 2–11 change–percentage functions, 4–6 changing sign of numbers, 1–14,

1–17, 9–3 checksums

equations, 6–18, 12–6, 12–21 programs, 12–20

CLEAR menu, 1–6 clearing

equations, 6–8

general information, 1–5 memory, 1–24, A–1 messages, 1–23 numbers, 1–14, 1–16 programs, 1–24, 12–20 statistics registers, 11–2, 11–11 variables, 1–24, 3–3, 3–4 X–register, 2–2, 2–6

clearing memory, A–4, B–3 combinations, 4–14

commas (in numbers), 1–18, A–1 comparison tests, 13–7 complex numbers

coordinate systems, 9–5 entering, 9–1

on stack, 9–1 operations, 9–1, 9–2 polynomial roots, 15–20 viewing, 9–1

conditional tests, 13–6, 13–7, 13–8, 13–11, 13–17

constant (filling stack), 2–6 Continuous Memory, 1–1 contrast adjustment, 1–1

conversion functions, 4–9 conversions

angle format, 4–13 angle units, 4–13 coordinates, 4–9, 9–5, 15–1 length units, 4–13

mass units, 4–13 number bases, 10–1 temperature units, 4–13 time format, 4–12 volume units, 4–13

coordinates

converting, 4–5, 4–9, 15–1 transforming, 15–32

correlation coefficient, 11–7, 16–1 cosine (trig), 4–4, 9–3

cross product, 15–1 cubic equation, 15–20 curve fitting, 11–8, 16–1

D

Decimal mode. See base mode decimal point, 1–18, A–1 degrees

angle units, 4–4, A–2 converting to radians, 4–13

denominators

controlling, 5–5, 13–9, 13–14 range of, 1–22, 5–1, 5–2 setting maximum, 5–4

digit–entry cursor backspacing, 1–5, 6–8, 12–6 in equations, 6–5

in programs, 12–6 meaning, 1–15

discontinuities of functions, D–5 display

Index–3