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arxiv: 1611.05613 · v1 · pith:IRZ6MCO3new · submitted 2016-11-17 · 🧮 math.MG

NIL geodesic triangles and their interior angle sums

classification 🧮 math.MG
keywords anglegeodesicinteriorsumstrianglescitecomputationsequal
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In this paper we study the interior angle sums of geodesic triangles in $\NIL$ geometry and prove that it can be larger, equal or less than $\pi$. We use for the computations the projective model of $\NIL$ introduced by E. {Moln\'ar} in \cite{M97}.

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