Tag Archives: geometry

Finite and infinite regions defined by n lines in the plane

It is well known result in plane geometry: The maximum number of regions defined by n lines in the plane is R(n) = n(n+1)/2 +1. Of course, there are not any parallel pair from these lines. All sets of lines discussed here covers this … Continue reading

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When I die…

When I die…  two points still make a line The constant distance still makes a circle The trilinears and the barycentrics Are still used on triangle center sites. When I die…  something is still mine! Khi tôi chết… hai điểm … Continue reading

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Geometrical Object

Complicated geometrical object does not bring geometrical knowledges more than simple object. Moreover, sometimes complicated geometrical object can confuse us to understand essence of geometry facts. Một vật thể hình học phức tạp không đem lại nhiều kiến thức hình … Continue reading

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What Is Geometry?

Geometry is a mathematical science in which we must think by eye, we must see by brain and we must work by imaginativeness. . Hình học là khoa học toán học trong đó ta phải nghĩ bằng mắt, ta phải … Continue reading

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