› litionary
4758#5079 SBLNGS CHLDRN OPN

› 00 History
In mathematics, the notion of number has been extended over the centuries to include 0, negative numbers, rational numbers such as 1/2 and −2/3, real numbers such as √2 and π, and complex numbers, which extend the real numbers with √−1.
4758#5148 SBLNGS CHLDRN OPN

› 10 Arithmatic
The study of numbers, especially the properties of the traditional operations on them—addition, subtraction, multiplication and division.
4758#4816 SBLNGS CHLDRN OPN

› 15 Geometry
A branch of mathematics concerned with questions of shape, size, relative position of figures, and the properties of space
4758#4999 SBLNGS CHLDRN OPN

› 20 Algebra
The study of mathematical symbols and the rules for manipulating these symbols
4758#4985 SBLNGS CHLDRN OPN

› 25 Exponent, root and logarithm
+plus (−minus) ↺ ·times (/over) ↺ ˄to (˅root ⍻log)
4758#5216 SBLNGS CHLDRN OPN

› 30 Complex Number
The set C of complex numbers is the set R2 of ordered pairs of real numbers. a+bi = [a,b]
4758#9605 SBLNGS CHLDRN OPN

Proverbs and Quotes in English
Short sentences and easy words.

› 35 Linear Algebra
The branch of mathematics concerning linear equations, linear maps and their representations in vector spaces and through matrices.
4758#5093 SBLNGS CHLDRN OPN

› 50 Trigonometry
A branch of mathematics that studies relationships between side lengths and angles of triangles
4758#5019 SBLNGS CHLDRN OPN

› 55 Analysis
Fundamentals of Mathematical Analysis
4758#9702 SBLNGS CHLDRN OPN

› 60 Calculus
Whether differential or integral both concepts involve the idea that we can do something infinately many times and get a finite answer that is useful.
4758#5028 SBLNGS CHLDRN OPN

› 70 Topology
The mathematical study of the properties that are preserved through deformations, twistings, and stretchings of objects
4758#5233 SBLNGS CHLDRN OPN

› imaginary number
4758#23529 SBLNGS CHLDRN OPN

› New Notation
4758#32254 SBLNGS CHLDRN OPN

› tutorials
4758#28764 SBLNGS CHLDRN OPN

› ￤references
4758#9625 SBLNGS CHLDRN OPN