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Appendix - reference information, Formulas, Appendix — reference information – Texas Instruments BA II PLUS User Manual

Page 87

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Appendix — Reference Information

83

A

Appendix — Reference Information

This appendix includes supplemental information to help you use your
BA II PLUS

é 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

+

=