“I have a question about Mathematics.”
“Let me narrow down to my question via field / subfield / … / topic.”
“Geometry”
“Euclidean Geometry”
Euclidean Geometry other than of the Plane
“I have a question about Mathematics.”
“Let me narrow down to my question via field / subfield / … / topic.”
“Geometry”
“Euclidean Geometry”
Euclidean Geometry other than of the Plane