install.packages('EngrEcon')present_to_annual Compute uniform series annual payments from present value
using capital recovery factor (crf)gradient_to_annual Compute annual value from uniform gradient payments
using uniform gra present worth factor (ugaw)annual_to_future Compute future values from uniform annual payments
using uniform series compound amount factor (uscaf)annual_to_present Compute present value from uniform annual payments
using uniform series present worth factor (uswf)gradient_to_present Compute present value from uniform gradient payments
using uniform gradient present worth factor (ugpw)cashflow Compute a given cash flow data's present value and annual value.
The first column is the cash flow year;the rest is the cash flow money.
The number of rows is the lifespanom_distribute Distribute periodic present value operations and maintenance costs
over a project life span, discount over project, and compute present valuegradient_to_future Compute future value from uniform gradient payments
using uniform gradient present worth factor (ugfw)effective_i Compute future value nominal rate and
compounding period per year, and frequency.interest_during_construction calculate interest during construction
using a monthly discount factorfuture_to_annual calculate annual value from future value using
the accumulated amount after years using sinking fund factor (sff)future_to_present calculate present value from future value using
present worth factor (pwf)