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Discount factor for manual calculation
Formula
DF
discount factor
r
zero-rate
e
base of the natural logarithm
T
time to cashflow (in years)
Formula description
Sometimes, for manual calculation, the continuously-compounded hypothesis is a close-enough approximation of the daily-compounding hypothesis, and makes calculation easier.
Calculator (
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r
e
T
DF
Precision
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9
Formula code
C
C#
C++
Java
JavaScript
LaTeX
PHP
#include
DF= pow(e,-1*r*T)
DF = Math.Pow(e,-1*r*T)
#include
DF = pow(e,-1*r*T)
DF = Math.pow(e,-1*r*T)
DF = Math.pow(e,-1*r*T)
\mbox{DF} = e^{-r T}
$DF = pow($e,-1*$r*$T)
References
Wikepedia:Discount factor for manual calculation.
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