User manual - fx-CG20 (ソフトウェア)
7-7
u
IRR
NPV
IRR
i
NPV
NPV
IRR
u
PBP
n
NPV
n
NPV
n
3
3
I
5
'
NPV
IRR
PBP
NFV
'
LIST
LIST
REPEAT
GRAPH
!1
J
0 = CF0 + + + + … +
(1+ i)
CF
1
(1+ i)
2
CF2
(1+ i)
3
CF3
(1+ i)
n
CFn
NPVn =
Σ
n
k
= 0
CFk
(1 + i)
k
PBP =
{
0 .................................. (CF0 > 0)
n –
NPV
n
NPVn+1 – NPVn
...