
https://www.cantorsparadise.com/the-10-most-important-mathematical-functions-and-their-families-d8ec4fb46684

https://publications.parliament.uk/pa/cm201719/cmselect/cmsctech/705/70503.htm#_idTextAnchor001

https://medium.com/@ivanreznikov/msc-data-science-lecture-notes-l1-introduction-to-machine-learning-f88e8e5f82bf