Geometrically, capital c represents a point and lowercase c represents a line segment;
In the formula of circle, c represents the diameter of the circle;
In algebra, c stands for combination number;
C stands for any constant in indefinite integral.
Mathematics (Mathematics or maths, from the Greek word "Má thē ma"; Often abbreviated as "mathematics"), it is a discipline that studies concepts such as quantity, structure, change, space and information, and belongs to a formal science from a certain point of view. Mathematicians and philosophers have a series of views on the exact scope and definition of mathematics.