Symmetry in Mathematics – Symmetry comes from a Greek word meaning ‘to measure together’ and is widely used in the study of geometry. Mathematically, symmetry means that one shape becomes exactly like another when you move it in some way (turn, flip or slide). Types of Symmetry There are three basic types of symmetry: rotational symmetry, reflection symmetry and point symmetry. …

Numbers and Numerals – A number is a theoretical concept, and a numeral is the way that people denote that concept. A numeral contains one or more written symbols, but a number can be expressed in a range of ways. Number and numeral are often used interchangeably, but there is a slight difference between them. Numbers and Numerals? What is a …

Preschool Math – In preschool, math is an everyday experience for your child – find out how the teachers help children understand preschool math concepts. Pre-Number Concepts Early development of number concepts is critical in developing positive attitudes about mathematics at an early age. Special methods and activities will assist children to develop early numeracy skills. These methods will need to include …

Set Theory Symbols – List of all set theory symbols and signs – meaning and examples. Symbol Symbol Name Meaning / definition Example { } set a collection of elements A = {3,7,9,14}, B = {9,14,28} A ∩ B intersection objects that belong to set A and set B A ∩ B = {9,14} A ∪ B union objects that belong to …

Geometry Symbols – List of all geometry symbols and signs – meaning and examples. Symbol Symbol Name Meaning / definition Example ∠ angle formed by two rays ∠ABC = 30° measured angle ABC = 30° spherical angle AOB = 30° ∟ right angle = 90° α = 90° º degree 1 turn = 360° α = 60° ´ arcminute 1º = …

Calculus & Analysis Symbols – List of all calculus & analysis symbols and signs – meaning and examples. Symbol Symbol Name Meaning / definition Example limit limit value of a function ε epsilon represents a very small number, near zero ε → 0 e e constant / Euler’s number e = 2.718281828… e = lim (1+1/x)x, x→∞ y ‘ derivative …

Roman numerals, the numeric system used in ancient Rome, employs combinations of letters from the Latin alphabet to signify values. The numbers 1 to 10 can be expressed in Roman numerals as follows: I, II, III, IV, V, VI, VII, VIII, IX, X. The Roman numeral system is a cousin of Etruscan numerals. Use of Roman numerals continued after the …

“हस्ताक्षर” दो शब्दों हस्त+अक्षर से निर्मित शब्द है जिसका अर्थ है हाथों से लिखित अक्षर। वैसे तो वर्णमाला के सभी अक्षरों को लिखने के लिए हाथों का प्रयोग किया जाता है परंतु ‘हस्ताक्षर’ शब्द का प्रयोग प्रमुखतः अपने नाम को संक्षिप्त एवं कलात्मक रूप से व्यक्त करने के लिए ही होता है। हस्ताक्षर को अंग्रेजी भाषा में’ sign’ या ‘Signature’ …

Basic Math Symbols – List of all basic mathematical symbols and signs – meaning and examples. Symbol Symbol Name Meaning / definition Example = equals sign equality 5 = 2 + 3 ≠ not equal sign inequality 5 ≠ 4 > strict inequality greater than 5 > 4 < strict inequality less than 4 < 5 ≥ inequality greater than …