This paper mentions the convex combinations and the convex hull of a set of points, and a brief and very informal introduction to parametric curves. The first method for curve construction, namely polynomial interpolation, is introduced in this paper.
@artical{k882019ijsea08081030,
Title = "Introduction to Interpolating Polynomial Curves",
Journal ="International Journal of Science and Engineering Applications (IJSEA)",
Volume = "8",
Issue ="8",
Pages ="390 - 394",
Year = "2019",
Authors ="Kyaw Kyaw Than, Aye Aye Khine, Wah Wah Aung"}