genedan / TmVal

Time Value of Money - a Python package for mathematical interest theory, annuity, and bond calculations.

Home Page:https://genedan.com/tmval/docs

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Solve for aprog in nonlevel annuities with arithmetic progression every m payments

genedan opened this issue · comments

See Vaaler and Daniel, example 5.5.8. I think I would be able to solve this problem more easily if I could solve for an arithmetic progression amount.

see also, 6.10.2 where this might be applicable