fdm ferra data models app for iPhone and iPad

fdm ferra data models

download from FRED, STATSSA or CSV
switch to dark mode, enjoy the syntax highlighting
then use your device and

- special projects to get you going

> 10,000 digits of pi / e
> RSA inflation
> US GDP forecast
> Obama vs Trump
> Zuma vs Ramaphosa
> Pandemic virus infections simulation

- forecast

> moving averages, exponential smoothing
> OLS, ARIMA
> periodogram and extrapolated periodic trends
> kalman filter

- perform mean and variance tests

- do probability and stress tests

> scenario building and stress testing
> simulations
o SIR model

- optimise and solve problems

> grid search
> nelder-mead simplex
> polak-ribière, fletcher-reeves
> newton-raphson
> root finding
> eigenvalues

- have fun with the arbitrary precision calculator

> time series
> matrices
> different random number generators
o mixmax https://en.wikipedia.org/wiki/MIXMAX_generator
o squares https://arxiv.org/abs/2004.06278

- store in iCloud and also use your other device

> old device?
o we care for you iOS 10 still supported

only iOS, impress your friends

website https://fdm.ferrasolutions.com
terms of use https://fdm.ferrasolutions.com/docs/about/tou/