write function to compare two amount functions

genedan / TmVal

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

https://genedan.com/tmval/docs

GNU General Public License v3.0

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write function to compare two amount functions #60

Open genedan opened 4 years ago

genedan commented 4 years ago

it would be nice if we had two amount functions, we can see over what intervals inside an investment window where one function overtakes the other (see Vaaler & Daniel, problem 1.8.3)