"The BFGS and L-BFGS methods tend to converge slowly on near-ill-conditioned problems.",
"PHT-splines are only <i>C<sup>1</sup></i>-continuous.",
"You can contribute your favorite OpenFlipper tips and geometry fun facts to the collection by editing <a href=\"https://graphics.rwth-aachen.de:9000/born/Plugin-DidYouKnow/blob/master/Library/tips.json\">this file</a>.",
"While in Selection mode, hold down the Windows key to temporarily switch to Move mode.",
"While in Selection mode, hold down the Windows key to temporarily switch to Move mode and vice versa.",
"The name “tessellation” comes from the Latin word “tessera”, the word for a small, usually square, stone tile used to make mosaics.",
"Parallel lines can intersect in non-Euclidean spaces.",
"Any B-spline curve segment whose knots are either 0 or 1 in equal parts is also a Bézier curve.",
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@@ -18,6 +18,5 @@
"There are only five Platonic solids: Tetrahedron, hexahedron, octahedron, dodecahedron, icosahedron.",
"The diameter of a circle always subtends a right angle to any point of the circle.",
"Filling a non-regular hole of valence <i>n</i> in a cubic manifold B-spline with <i>n</i> bicubic Bezier patches with <i>G<sup>1</sup></i> continuity is impossible in general if <i>n</i> is even.",
"A closed, regular quad mesh is a topological torus.",
"You can quickly switch between Selection and Movement by holding the windows button on your keyboard."
"A closed, regular quad mesh is a topological torus."
