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iemisc (version 0.5.0)

Irucka Embry's Miscellaneous Functions

Description

A collection of Irucka Embry's miscellaneous functions (Engineering Economics, Environmental/Water Resources Engineering, Geometry, Statistics, GNU Octave length functions, etc.).

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Version

Install

install.packages('iemisc')

Monthly Downloads

203

Version

0.5.0

License

GPL (>= 3)

Maintainer

Irucka Embry

Last Published

February 9th, 2016

Functions in iemisc (0.5.0)

nc3

Lotter method for composite Manning's n
ngivenPFi

To Find i Given F, n, and P (Engineering Economics)
AgivenFcont

Annual value given Future value [continuous] (Engineering Economics)
cv

Coefficient of variation (CV)
PgivenAcont

Present value given Annual value [continuous] (Engineering Economics)
PgivenF

Present value given Future value (Engineering Economics)
EffInt

Effective Interest rate (Engineering Economics)
Manningtri

Triangular cross-section for the Gauckler-Manning-Strickler equation
benefitcost

Benefit-Cost Ratio (Engineering Economics)
AgivenF

Annual value given Future value (Engineering Economics)
nc1

Horton method for composite Manning's n
PgivenFcont

Present value given Future value [continuous] (Engineering Economics)
PgivenFivary

"Present equivalent of a series of future cash flows subject to varying interest rates" (Engineering Economics)
Manningpara

Parabolic cross-section for the Gauckler-Manning-Strickler equation
FgivenP

Future value given Present value (Engineering Economics)
n

Manning's n for natural channels
approxerror

Approximate error
sgm

Geometric mean
shm

Harmonic mean
rms

Root-mean-square
PgivenG

Present value given Gradient value (Engineering Economics)
relerror

Relative error
nc4

Krishnamurthy and Christensen method for composite Manning's n
FgivenA

Future value given Annual value (Engineering Economics)
Manningcirc

Circular cross-section using the Gauckler-Manning-Strickler equation
Manningtrap

Trapezoidal cross-section for the Gauckler-Manning-Strickler equation
lengths

Length of R objects (GNU Octave/MATLAB compatible)
FgivenAcont

Future value given Annual value [continuous] (Engineering Economics)
PgivenA1

Present value for geometric gradient series (Engineering Economics)
AgivenG

Annual value given Gradient value (Engineering Economics)
PgivenA

Present value given Annual value (Engineering Economics)
igivenPFn

Interest rate given Future value, Number of periods, and Present value (Engineering Economics)
righttri

Right triangle calculations
AgivenPcont

Annual value given Present value [continuous] (Engineering Economics)
CompIntPaid

Compound Interest Paid (Engineering Economics)
nc2

Einstein and Banks method for composite Manning's n
AgivenP

Annual value given Present value (Engineering Economics)
volsphere

Sphere volume
size

Size of R objects (GNU Octave/MATLAB compatible)
na.interp1

na.interp1
numel

Number of elements (GNU Octave/MATLAB compatible)
FgivenPcont

Future value given Present value [continuous] (Engineering Economics)
ranges

Sample range
iemisc

iemisc: Irucka Embry's miscellaneous functions
Manningrect

Rectangular cross-section for the Gauckler-Manning-Strickler equation
SimpIntPaid

Simple Interest Paid (Engineering Economics)