HP 33s User Manual
Page 214
14–4
Solving and Integrating Programs
Keys:
(In ALG mode)
Display:
Description:
| W
G
Selects "G" — the program.
SOLVE evaluates to find the
value of the unknown variable.
P
#@
value
Selects P; prompts for V.
2
g
@
value
Stores 2 in V; prompts for N.
.005
g
@
value
Stores .005 in N; prompts for R.
.0821
g
!@
value
Stores .0821 in R; prompts for
T
.
24
273.1
!@
)
Calculates T.
g
#
/
)
Stores 297.1 in T; solves for P.
Pressure is 0.0610 atm.
Example:
Program Using Equation.
Write a program that uses an equation to solve the "Ideal Gas Law."
Keys:
(In RPN mode)
Display:
Description:
{ e {
V
!
Selects Program–entry mode.
Moves program pointer to top of
the list of programs.
{
H
Labels the program.
| y
{ }
1
Enables equation prompting.
| H
L
P
z
L
V
|
L
N
z
L
R
z
L
T
º#/º º
Evaluates the equation, clearing
flag 11. (Checksum and length:
EDC8 9).