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Text File | 1992-05-14 | 1.9 KB | 70 lines | [TEXT/DMOS] |
- { From user A Lumens, Project House at Thu, May 14, 1992 6:06 PM }
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- Attribute Nodefont
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- Attribute Nodeinfo
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- Attribute Paramnames
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- Library Account_lib
- Title: Accounting~
- library
- Author: Max's
- Date: Sat, Sep 22, 1990 6:29 PM
- Saveauthor: A Lumens
- Savedate: Thu, May 14, 1992 6:06 PM
- Diagstate: 1,148,244,394,140,1
- Fontstyle: Geneva, 9
- Fileinfo: 0,-5,2763,Library Account_lib,Accounting library
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- Function Accumulate(x, n)
- Title: Accumulate
- Description: Accumulated amount after n periods of a unit investment at the end of each period at a periodic interest rate of x.~
- Sum over i from 0 to n-1 of (1+x)^i
- Definition: If x=0 then n else ((x+1)^n - 1)/x
- Location: 56,20
- Nodesize: 40,12
- Paramnames: X, N
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- Function Accum_mid(x, n)
- Title: Accumulate~
- midyear
- Description: Accumulated sum after n years of a unit investment at~
- in the middle of each year, with annual interest of x.~
- Sum over i from 1 to n of (1+x)^(1-.5)
- Definition: Accumulate(x, n)/(1+x)^0.5
- Location: 56,80
- Nodesize: 40,16
- Paramnames: X, N
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- Function Annualize(x, n)
- Title: Annualize
- Description: The annual end of period year investment that is equivalent to a unit sum n periods in the future at a periodic interest rate of x.
- Definition: 1/Accumulate(x, n)
- Location: 164,20
- Nodesize: 36,12
- Paramnames: X, N
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- Function Mortgage_pay(x, n)
- Title: Mortgage~
- payment
- Description: Annual mortgage payments to pay off a unit mortgage~
- at annual interest x over n years, assuming payments~
- are made midyear.
- Definition: (1+x)^(n+0.5)/Accumulate(x, n)
- Location: 164,80
- Nodesize: 44,16
- Paramnames: X, N
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- Function Mort_monthly(x, n)
- Title: Monthly mortgage~
- payments
- Description: Monthly mortgage payments over n years assuming a nominal~
- annual interest rate of x, as a fraction of total mortgage amount. Assumes payments are made at the end of each month.
- Definition: (1+x/12)^(12*n)/Accumulate(x/12, n*12)
- Location: 276,80
- Nodesize: 52,16
- Paramnames: X, N
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- Close Account_lib
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