New tip.

Library/tips.json

 {"tips":[
+"Any B-Spline curve segment whose knots are either 0 or 1 in equal parts is also a Bézier curve.",
 "The cycles of the co-tree of a dual minimum spanning tree of a watertight triangle mesh cut that mesh into a topological disk.",
 "Transition functions between charts of an integer grid map always contain a translation by an integral offset.",
 "There are only five Platonic solids: Tetrahedron, hexahedron, octahedron, dodecahedron, icosahedron",