FoldUnfold Table of Contents Index of Graphs Lines Parabolas Circles and Ellipses Hyperbolas Cubics Absolute Value Radical Graphs Exponential and Logarithmics Sine, Cosine, and Tangent Secant, Cosecant, and Cotangent Index of Graphs Lines Lines in the Cartesian plane have the form $y = mx + b$ where $m$ represents the slope of the line and […]

# Archives for January 2019

## Index of Shapes

FoldUnfold Table of Contents Index of Shapes Basic Shapes Triangles Index of Shapes Basic Shapes Circle Triangle Square Rectangle Pentagon Hexagon Definition: A Polygon is an enclosed planar figure that is composed of only line segments and at least 3 line segments. Definition: A Regular Polygon is a polygon whose edges are all of equal […]

## Index of Mathematical Symbols

FoldUnfold Table of Contents Index of Mathematical Symbols Greek Alphabet Set/Logical Symbols Calculus, Analysis, and Linear Algebra Symbols Abstract Algebra Symbols Index of Mathematical Symbols Greek Alphabet $\alpha$ Alpha $\beta$ Beta $\gamma$ Gamma $\delta, \Delta$ Delta $\epsilon$ Epsilon $\zeta$ Zeta $\eta$ Eta $\theta$ Theta $\kappa$ Kappa $\lambda$ Lambda $\mu$ Mu $\xi$ Xi $\pi$ Pi $\rho$ […]

## Operations with sets

Designation of sets and their elements. Equality of sets. Subset ( inclusion ). Sum ( union ) of sets. Product ( intersection ) of sets. Difference ( complement ) of sets. Symmetric difference of sets. Properties of operations with sets. Sets are designated by capital letters, and their elements – by small letters. The record a R means, that an element а belongs to a set R, i.e. а is an element of the […]

## Basic notions. Examples of sets

Set. Element of a set. Finite set. Empty set. Infinite set. Countable set. Uncountable set. Convex set. Methods of description of sets. A set and an element of a set concern with category of primary notions, for which it’s impossible to formulate the strict definitions. So, we imply as sets usually collections of objects ( […]