HP -28S Manual page 267

2:X2 (Sum of Squares of x)
Calculatel:x
2 ,
where the x's are the elements of C
1
(the column speci-
fied by the first parameter in l:PAR).
Program
1 1
:GET
I
ENTER
I
Arguments
~ ~X21
STO
I
Results
Comments
Begin the program.
Specify C
1
twice.
Extract l:x
2
.
End the program.
Put the program on the stack.
Store the program as l:X2.
2:Y2 (Sum of Squares of
V)
Calculatel:y2, where the y's are the elements of C
2
(the column speci-
fied by the second parameter in l:PAR).
Arguments
Program
2 2
:GET
I
ENTER
I
~ ~Y2IsTOI
Results
Comments
Begin the program.
Specify C
2
twice.
Extract l:y2.
End the program.
Put the program on the stack.
Store the program as l:Y2.
266 28: Programming Examples