c/Arithmetic problems of plane geometry

Information
lexicalization	eng: Arithmetic problems of plane geometry
subclass of	(noun) a state of difficulty that needs to be resolved; "she and her husband are having problems"; "it is always a job to contact him"; "urban problems such as traffic congestion and smog" job, problem
has instance	e/Congruent number
has instance	e/Pythagorean quadruple

Meaning
Esperanto
lexicalization	epo: Aritmetikaj problemoj de ebena geometrio