Sum-product phenomenon
= Sum-product phenomenon
{wiki}
The sum-product phenomenon says that a finite subset of a <field> cannot usually have both a small <sumset> and a small product set unless it has additional subfield-like structure.
= Sum-product phenomenon
{wiki}
The sum-product phenomenon says that a finite subset of a <field> cannot usually have both a small <sumset> and a small product set unless it has additional subfield-like structure.