Math Study Notes

Zero. It is the quantitative appreciation of nothing or nobody. If no guerrilla died in combat, it says zero dead. If there is no longer any wall in Berlin, currently, it is worth saying zero walls. An important numerical object, with its use to indicate the absence of any unit, made it possible through an ad hoc symbol to invent the positional numbering … Read more

In geometry, especially, the term center appears in several cases; however in all of them it refers to a point of a geometric figure [1] . And in a careful look, it is concluded that such a point is linked to a certain type of symmetry. Summary [ hide ] 1 Various cases 2 References 3 See also 4 Bibliography Various cases Center of symmetry. Let the … Read more

Cathetus . It comes from the Greek Kathetos, which means “that falls perpendicular. In plane geometry , it is either side of a right triangle that make up the right angle , that is, 90 degrees. Summary [ hide ] 1 Cathetus Theorem 2 Pythagorean Theorem 1 Comparisons 2 Orthocenter 3 Source Cathetus theorem In a right triangle a leg is a proportional mean between the hypotenuse and its projection on it. a is the … Read more

Catenary , describes the shape assumed by a perfectly flexible and inextensible chain of uniform density hanging from two supports and powered by gravity . The catenary can be obtained as the evolution of the tractrix. Summary [ hide ] 1 Story 2 equation 3 Properties 4 Applications 5 Sources History The catenary (from the Latin catena which means chain), also known as the Chain or … Read more

Cardioid . Curve described by a point on a circle that, without slipping, rolls around another circle of equal radius. Summary [ hide ] 1 Definition 2 equations 3 References 4 Sources Definition The cardioid is the simplest of the epicycloids. It is a simple closed curve described by a point on a circle that, without slipping, rolls around another circle of equal radius. It is called … Read more

Gauss bell , is a graphical representation of the normal distribution of a group of data. These are divided into low, medium and high values, creating a flared and symmetrical graph with respect to a certain parameter. It is known as a Gaussian curve or bell or Normal distribution. Summary [ hide ] 1 Story 2 equations 3 Properties 4 Applications 5 Sources History Although … Read more