3 ms·
The term you're looking for here is "formal power series". https://en.wikipedia.org/wiki/Formal_power_series https://en.wikipedia.org/wiki/Formal_power_series
by Sniffnoy 11y ago
The term you're looking for here is "formal power series".
https://en.wikipedia.org/wiki/Formal_power_series https://en.wikipedia.org/wiki/Formal_power_series