Texas Instruments BA II Plus - Page 126

120 BA II PLUS™ Calculator
Yield (given price) with more than one coupon period to
redemption:
Yield is found through an iterative search process using the
“Price with more than one coupon period to redemption”
formula.
Accrued interest for securities with standard coupons or
interest at maturity:
AI PAR
R
M
A
E
=××
where:
AI
= accrued interest
PAR
= par value (principal amount to be paid at
maturity)
Source for bond formulas: Lynch, John J., Jr., and Jan H. Mayle.
Standard Securities Calculation Methods
. New York:
Securities Industry Association, 1986.
Depreciation
RDV
=
CST
N
SAL
N
accumulated depreciation
Values for
DEP
,
RDV
,
CST
, and
SAL
are rounded to the number
of decimals you choose to be displayed.
In the following formulas,
FSTYR
= (13
N
MO
1)
P
12.
Straight-line depreciation
CST SAL
LIF
−
First year:
CST SAL
LIF
FSTYR
−
×
Last year or more:
DEP
=
RDV