Simple Curve -- from Wolfram MathWorld

A curve is simple if it does not cross itself.

peel-like' point-sorting sequence advice - Grasshopper - McNeel Forum

What isa tropical curve?

Riemann Sum -- from Wolfram MathWorld

calculus - Correct my classification. - Mathematics Stack Exchange

mathematics - Solving Young Sheldon's 100th episode vanity card - Physics Stack Exchange

2529: Unsolved Math Problems - explain xkcd

A Topological and Dynamical Approach to the Study of Complex Living Systems

What is the equation that gives you a heart on the graph? - Quora

Chapter 2 Pi in Mathematics and the Physical World in: Pi (π) in Nature, Art, and Culture

Axioms, Free Full-Text

Yutaka Taniyama and the Tanımama-Shimura Conjecture

Spacetime and Geometry: Wolfram Mathworld great circle equation error

Pat'sBlog: 2013