List of Mathematical Symbols in English | Math Symbols Vocabulary | 65 Mathematics Symbols

NS LEARNING TOOLS
7 Jan 202408:05
EducationalLearning
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TLDRThis educational video introduces a variety of mathematical symbols and their English pronunciations, essential for performing mathematical operations. It covers basic operations like addition, subtraction, and multiplication, as well as more complex symbols such as infinity, congruence, and the golden ratio. The script emphasizes the importance of math symbols in representing quantities and relationships, highlighting the foundational role of numbers and symbols in mathematics. The video encourages viewers to subscribe for more informative content.

Takeaways
  • 📚 The video introduces a list of mathematical symbols and their English pronunciations.
  • 🔢 Basic arithmetic operations are represented by symbols like addition (+), subtraction (-), multiplication (×), and division (÷).
  • ➕➖ The plus-minus symbol (±) is read as 'plus or minus'.
  • 📉📈 Strict inequalities are denoted by 'greater than' (>) and 'less than' (<).
  • ≠ The equality symbol (=) is read as 'is equal to', and the not equal to symbol (≠) as 'is not equal to'.
  • ∼ The tilde (~) represents 'is similar to', and congruence (≅) is read as 'is congruent to'.
  • ∞ The infinity symbol (∞) is read as 'infinity'.
  • ∝ The proportional to symbol (∝) is read as 'is proportional to'.
  • ≡ The material implication symbol (⇒) is read as 'implies'.
  • ∅ The empty set symbol (∅) is read as 'empty set'.
  • 📏 Symbols like triangle (Δ), golden ratio, and population mean are used to represent specific mathematical concepts.
  • ∫ The integral symbol (∫) is read as 'integral', and the intersection symbol (∩) as 'intersection of two sets'.
  • ∪ The union symbol (∪) is read as 'union of two sets', and the factorial symbol (!) as 'factorial'.
  • ∴ The therefore symbol (∴) is used to indicate a conclusion, and 'because' or 'since' is used to show a reason.
  • √ The square root symbol (√) is read as 'square root of'.
  • ⊥ The perpendicular symbol (⊥) is read as 'perpendicular to', and parallel lines are indicated by 'parallel to'.
  • ∃ The existential quantifier (∃) is read as 'there exists', and the percent symbol (%) as 'percent'.
  • 📏 Line, line segment, ray, and absolute value are represented by specific symbols and have their respective pronunciations.
  • ∑ The summation symbol (Σ) is read as 'sum of', and brackets, braces, and parentheses have their own distinct readings.
  • 📐 Mathematical symbols are essential for performing operations and referring to quantities in mathematics.
  • 🎓 The video emphasizes that mathematics relies on numbers and symbols to represent different quantities and their relationships.
Q & A

  • What symbol is used for addition in mathematics?

    -The symbol for addition is read as 'plus' or 'add'.

  • How is the subtraction symbol read?

    -The subtraction symbol is read as 'minus'.

  • What is the multiplication symbol read as?

    -The multiplication symbol is read as 'multiplied by'.

  • How do you read the division symbol?

    -The division symbol is read as 'divided by'.

  • What does the 'plus minus' symbol represent?

    -The 'plus minus' symbol is read as 'plus or minus'.

  • What does 'strict inequality' mean and how is it read?

    -Strict inequality refers to a comparison where values are not equal. It is read as 'greater than' or 'less than'.

  • How is the equality symbol read?

    -The equality symbol is read as 'is equal to'.

  • What does the inequality symbol '≥' represent?

    -The symbol '≥' represents 'greater than or equal to'.

  • What does the 'infinity' symbol represent and how is it read?

    -The infinity symbol represents an unbounded quantity and is read as 'infinity'.

  • How is the 'integral' symbol read?

    -The integral symbol is read as 'integral'.

  • What does the 'proportional to' symbol indicate?

    -The 'proportional to' symbol indicates that two quantities have a constant ratio and is read as 'proportional to'.

  • How is the 'empty set' symbol read?

    -The empty set symbol is read as 'empty set'.

  • What does the 'triangle' or 'Delta' symbol represent?

    -The triangle or Delta symbol is used in various contexts such as representing change and is read as 'triangle' or 'Delta'.

  • How do you read the 'square root' symbol?

    -The square root symbol is read as 'square root of'.

  • What is the 'factorial' symbol and how is it read?

    -The factorial symbol represents the product of all positive integers up to a certain number and is read as 'factorial'.

  • How is the 'parallel lines' symbol read?

    -The parallel lines symbol is read as 'parallel lines'.

  • What does the 'degree' symbol represent and how is it read?

    -The degree symbol represents a measure of angles or temperature and is read as 'degree'.

  • How is the 'summation' symbol read?

    -The summation symbol is read as 'sum of' or 'Sigma'.

  • What does the 'therefore' symbol represent?

    -The therefore symbol represents a logical conclusion and is read as 'therefore'.

  • How is the 'exists' symbol read?

    -The exists symbol is read as 'exists'.

Outlines
00:00
📚 Introduction to Mathematical Symbols

This paragraph introduces a variety of mathematical symbols and their English pronunciations. It covers basic operations such as addition (read as 'plus' or 'add'), subtraction ('minus'), multiplication ('multiplied by'), and division ('divided by'). The script also mentions symbols for inequalities like 'greater than' and 'less than', equality ('equal to'), and equivalence. It introduces concepts like the empty set, the golden ratio, and mathematical constants such as Pi. The paragraph also touches on set operations, factorial, and geometric relationships like perpendicularity and parallelism. The summary of this paragraph provides a foundational understanding of mathematical notation used in various mathematical expressions and operations.

05:03
🔢 Advanced Mathematical Symbols and Their Applications

The second paragraph delves into more advanced mathematical symbols, including those for division ('division slash'), horizontal line ('division or fraction'), modulo operation, degrees in a circle, and time measurements. It also covers Greek letters used in mathematics such as Alpha, Beta, Gamma, Lambda, Delta, Zeta, and Eta, along with their pronunciations. The paragraph emphasizes the importance of mathematical symbols in facilitating operations and representing relationships between quantities. It concludes by highlighting the significance of these symbols in performing mathematical operations under various concepts. This summary underscores the role of mathematical symbols in simplifying complex ideas and enabling precise communication in mathematical discourse.

Mindmap
Keywords
💡Addition
Addition is the fundamental arithmetic operation of combining two or more numbers to find their total or sum. In the context of the video, it is read as 'plus' or 'add' and is a basic mathematical symbol that helps in performing operations and understanding the relationship between quantities.
💡Subtraction
Subtraction is the process of taking one quantity away from another, resulting in the difference between the two. It is read as 'minus' in the video, and like addition, it is a fundamental operation that helps in comparing and understanding the magnitude of quantities.
💡Multiplication
Multiplication is the arithmetic operation of scaling one number by another, resulting in the product of the two. The video describes it as being read as 'multiplied by', and it is a key concept in mathematics for expressing repeated addition or scaling.
💡Division
Division is the process of splitting a quantity into equal parts or groups, resulting in the quotient. The video script reads it as 'divided by', and it is essential for understanding how to evenly distribute quantities and for calculating ratios.
💡Plus-Minus
The plus-minus symbol represents the combination of addition and subtraction, often used to denote a range or an error margin. In the video, it is read as 'plus or minus', indicating the dual nature of the symbol in mathematical expressions.
💡Inequality
Inequality is a mathematical notation used to express that two expressions are not equal, using symbols like 'greater than' or 'less than'. The video mentions 'strict inequality' and 'equality', emphasizing the importance of these symbols in comparing quantities and establishing relationships.
💡Congruence
Congruence in geometry refers to the property of two shapes being identical in shape and size, even though they may be positioned differently. The video reads it as 'is congruent to', highlighting its use in expressing equivalence in geometric figures.
💡Infinity
Infinity is a concept that represents an unbounded quantity, larger than any number. The video describes it as 'infinity', and it is used in various mathematical contexts to denote limitless or endless quantities.
💡Proportional
Proportional relationships are when two quantities change at a constant rate relative to each other. The video script reads 'proportional to', indicating the mathematical concept of direct variation between quantities.
💡Integral
The integral is a fundamental concept in calculus, representing the area under a curve or the accumulation of a quantity over a range. The video reads it as 'integral', and it is used to solve problems involving rates of change and accumulation.
💡Sigma
Sigma, represented by the Greek letter Σ, is used in mathematics to denote the summation of a sequence of numbers. The video script reads it as 'sum of', and it is a key symbol in expressing the total of a series of values or terms.
Highlights

Introduction to mathematical symbols and their importance in performing mathematical operations.

Explanation of the addition symbol, read as 'Plus' or 'Add'.

Definition of subtraction symbol, read as 'Minus'.

Multiplication symbol is read as 'Multiplied by'.

Division symbol is read as 'Divided by'.

Plus or minus symbol, read as 'Plus or minus'.

Strict inequality symbols, 'greater than' and 'less than'.

Equality symbol, read as 'Equal to'.

Inequality symbol, read as 'Not equal to'.

Tilda symbol, read as 'Similar to'.

Congruence symbol, read as 'Is congruent to'.

Infinity symbol and its representation.

Proportional to symbol, read as 'Proportional to'.

Inequality symbols for 'greater than or equals' and 'less than or equals'.

Equivalence symbol and its mathematical meaning.

Material implication symbol, read as 'Implies'.

Theta symbol for representing angles in geometry.

Empty set symbol, read as 'Empty set'.

Triangle or Delta symbol, used in various mathematical contexts.

Golden ratio symbol and its significance in mathematics.

Population mean symbol and its use in statistics.

For all symbol, read as 'For all', indicating universal quantification.

Pi constant symbol and its importance in mathematics.

Integral symbol, read as 'Integral', used in calculus.

Intersection and Union symbols for set operations.

Factorial symbol, read as 'Factorial', used in permutations and combinations.

Therefore symbol, used to indicate a conclusion in mathematical proofs.

Square root symbol, read as 'Square root of'.

Perpendicular and parallel symbols in geometry.

Existence symbols indicating the presence of elements or conditions.

Percent symbol and its mathematical representation.

Line, line segment, ray, and absolute value symbols in geometry and algebra.

Summation symbol, read as 'Sum of', used in series and sequences.

Epsilon and division slash symbols for specific mathematical operations.

Degree, arc minute, and arc second symbols for angular measurements.

Exclusive or (XOR) and Unicode characters in mathematical notation.

Alphabetic symbols Alpha, Beta, Gamma, Lambda, and Delta in various mathematical contexts.

Asterisk and Zeta symbols for multiplication and specific mathematical uses.

Eta and Row symbols in mathematical expressions.

Sigma symbol for summation in mathematics.

The role of mathematical symbols in representing quantities and relationships.

Encouragement to subscribe to the channel for more mathematical content.

Transcripts

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