Anexen / pyxirr

Rust-powered collection of financial functions.
https://anexen.github.io/pyxirr/
The Unlicense
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Implement rate #17

Closed Peque closed 3 years ago

Peque commented 3 years ago

Functions for calculating the payment (pmt) and periods (nper) are implemented, but it seems the function for calculating the interest rate is missing: