A appendix - reference information, Formulas, Time value of money – Texas Instruments Calculator User Manual
Page 89: Appendix — reference information
Appendix — Reference Information
85
A
Appendix — Reference Information
This appendix includes supplemental information to help you use your
BA II PLUS
é and BA II PLUSé PROFESSIONAL calculator:
•
Formulas
•
Error conditions
•
Accuracy information
•
IRR (internal-rate-of-return) calculations
•
Algebraic operating system (AOS™)
•
Battery information
•
In case of difficulty
•
TI product service and warranty information
Formulas
This section lists formulas used internally by the calculator.
Time Value of Money
where:
PMT
Ā0
y
=
C/Y
P
P/Y
x
=(.01
Q
I/Y
)
P
C/Y
C/Y
=compounding periods per year
P/Y
=payment periods per year
I/Y
=interest rate per year
where:
PMT
=0
The iteration used to compute
i
:
i
e
y
x 1
+
(
)
ln
×
(
)
[
] 1
–
=
i
–FV PV
÷
(
)
1 N
÷
(
)
1
–
=
0
PV PMT G
i
1
1 i
+
(
)
N
–
–
i
------------------------------
FV
1 i
+
(
)
N
–
Ч
+
Ч
+
=