Cubic Bâspline curves are a useful tool in modeling. With only a few control points complicated paths can be created.;
plotting - Plot 2D B-spline curve on 3D B-spline surface - Mathematica Stack Exchange
3D Cubic B-Spline Curves - Wolfram Demonstrations Project
Spline (mathematics) - Wikipedia
Global B-Spline Surface Interpolation - Wolfram Demonstrations Project
What is the intuition behind cubic splines satisfying the following optimization criterion (in details)? - Quora
3D Cubic B-Spline Curves - Wolfram Demonstrations Project
One-click bending stiffness: Robust and reliable automatic calculation of moment–curvature relation in a cantilever bending test - ScienceDirect
Interpolating the Hilbert Curve with a B-Spline to Create a Surface - Wolfram Demonstrations Project
Multivariable Calculus, Visions in Math
Rational Cubic Bezier Curves
Simple Spline Curves - Wolfram Demonstrations Project
B-Spline Curve with Knots - Wolfram Demonstrations Project
BSplineSurface—Wolfram Language Documentation
A Primer on Bézier Curves