e/Marshall Hall's conjecture

Information
has gloss	eng: In mathematics, Marshall Hall's conjecture is an open question, , on the differences between perfect squares and perfect cubes. Aside from the case of a perfect sixth power, it asserts that a perfect square m2 and a perfect cube n3 must lie a substantial distance apart. This question arose from consideration of the Mordell equation in the theory of integer points on elliptic curves.
lexicalization	eng: Marshall Hall's conjecture
instance of	(noun) a hypothesis that has been formed by speculating or conjecturing (usually with little hard evidence); "speculations about the outcome of the election"; "he dismissed it as mere conjecture" conjecture, speculation