G–19 – HP 33s User Manual
Page 371
Operation
Index
G–19
Name
Keys and Description
Page
¼
x
≠0?
| o
{
≠}
If x
≠0, executes next program line;
if x=0, skips the next program
line.
13–7
x
≤0?
| o
{
≤}
If x
≤0, executes next program line;
if x>0, skips next program line.
13–7
x<0?
| o
{<}
If x<0, executes next program
line;
if x
≥0, skips next program line.
13–7
x>0?
| o
{>}
If x>0, executes next program
line;
if x
≤0, skips next program line.
13–7
x
≥0?
| o
{
≥}
If x
≥0, executes next program line;
if x<0, skips next program line.
13–7
x=0?
| o
{=}
If x=0, executes next program
line;
if x
≠0, skips next program lire:
13–7
y
|
{
¸
}
Returns the mean of y values.
Σy
i
÷ n.
11–4 1
yˆ
|
{
¸
ˆ
}
Given an x–value in the
X–register, returns the y–estimate
based on the regression line:
yˆ
= m x + b.
11–10 1
y,x
θ
,r
{ r
Rectangular to polar
coordinates. Converts (x, y) to (r,
θ
).
4–10