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English

Schläfli made an important contribution to non- Euclidean (elliptic) geometry when he proposed that spherical three-dimensional space could be regarded as the surface of a hypersphere in Euclidean four-dimensional space.

Tagalog

Schläfli na ginawa ng isang mahalagang kontribusyon sa mga di-Euclidean (tambilugin) geometry kapag siya iminungkahi na pabilog ng three-dimensional space ay maaaring regarded bilang ang ibabaw ng isang hypersphere sa Euclidean apat na-dimensional space.