Mathematics is a universal language that transcends borders, cultures, and languages. However, when it comes to writing mathematical equations in English, there are specific symbols and conventions that must be followed. In this article, we will explore the various math symbols used in English and their meanings.
Basic Math Symbols
Mathematics is a universal language that uses symbols to represent different concepts and ideas. In this section, we will discuss some of the most commonly used basic math symbols.
Addition, Subtraction, Multiplication, and Division
The four basic arithmetic operations are addition, subtraction, multiplication, and division. The symbols used to represent these operations are as follows:
- Addition: “+”
- Subtraction: “-“
- Multiplication: “×” or “*”
- Division: “÷” or “/”
It is important to note that the symbol “×” is often used in mathematics to represent multiplication, but in some contexts, it can also represent the cross product of two vectors.
Equality and Inequality
In mathematics, we often use symbols to represent equality and inequality. The symbols used to represent these concepts are as follows:
- Equality: “=”
- Not equal to: “≠”
- Greater than: “>”
- Less than: “<“
- Greater than or equal to: “≥”
- Less than or equal to: “≤”
Set Theory Symbols
Set theory is a branch of mathematics that deals with sets, which are collections of objects. The symbols used in set theory are as follows:
- Union: “∪”
- Intersection: “∩”
- Subset: “⊆”
- Superset: “⊇”
- Element of: “∈”
- Not an element of: “∉”
In conclusion, understanding basic math symbols is essential for anyone who wants to excel in mathematics. By using these symbols correctly, we can communicate complex ideas and concepts with ease.
List of Math Symbols in English
+ : Addition or positive
– : Subtraction or negative
x or . : Multiplication
÷ : Division
= : Is equal to
≈ : Is approximately equal to
< : Is less than
> : Is greater than
≤ : Is less than or equal to
≥ : Is greater than or equal to
# : Is not equal to
π : Pi
o : Degree
% : Percent
⦜ : Right angle
∆ : Triangle
√ : Square root
|x| : Absolute value of X
∞ : Infinity
⇔ : Material equivalence
∑ : Sum
∫ : Indefinite
∝ : Is proportional to
~ : Is row equivalent to
≡ : Is congruent to … modulo
⊥ : Contradiction
( ) : Precedence grouping
→ : Implies; if .. then
⊃ : Propositional logic
± : Plus-minus
∓ : Minus or plus
∣∣ : Is parallel to
∀ : Universal quantification
∂ : Partial derivative
ℕ : Natural numbers
∅ : Empty set
ℙ : The set of prime numbers
ℚ : Rational numbers
ℝ : Real numbers
⊥ : Is perpendicular to
∩ : Intersected with;
σ : Sigma
Advanced Math Symbols
Calculus Symbols
Calculus is a branch of mathematics that deals with rates of change and motion. Here are some of the advanced math symbols used in calculus:
- Limit: Denoted by the symbol $\lim$, it represents the value that a function approaches as its input approaches a certain value.
- Derivative: Denoted by the symbol $\frac{df(x)}{dx}$, it represents the rate of change of a function with respect to its input.
- Integral: Denoted by the symbol $\int$, it represents the area under a curve between two points.
Algebra Symbols
Algebra is a branch of mathematics that deals with mathematical equations and operations. Here are some of the advanced math symbols used in algebra:
- Sigma: Denoted by the symbol $\sum$, it represents the sum of a series of numbers.
- Factorial: Denoted by the symbol $n!$, it represents the product of all positive integers up to and including $n$.
- Exponential: Denoted by the symbol $e^x$, it represents the value of $e$ raised to the power of $x$.
Geometry Symbols
Geometry is a branch of mathematics that deals with the study of shapes, sizes, and positions of objects. Here are some of the advanced math symbols used in geometry:
- Pi: Denoted by the symbol $\pi$, it represents the ratio of the circumference of a circle to its diameter.
- Theta: Denoted by the symbol $\theta$, it represents an angle in a geometric shape.
- Phi: Denoted by the symbol $\phi$, it represents the golden ratio, a mathematical concept that appears in many natural and artificial structures.
That’s it for our brief overview of advanced math symbols used in calculus, algebra, and geometry.
Greek Letters in Mathematics
In mathematics, Greek letters are commonly used to represent various mathematical quantities. Here are some of the most commonly used Greek letters in mathematics:
Alpha (α)
Alpha is used to represent various things in mathematics, including angles, coefficients, and constants. It is also used to represent the first term in a sequence.
Beta (β)
Beta is used to represent various things in mathematics, including angles, coefficients, and constants. It is also used to represent the second term in a sequence.
Gamma (γ)
Gamma is used to represent various things in mathematics, including angles, coefficients, and constants. It is also used to represent the third term in a sequence.
Delta (δ)
Delta is used to represent various things in mathematics, including differences, finite changes, and partial derivatives.
Theta (θ)
Theta is used to represent various things in mathematics, including angles and unknowns.
Lambda (λ)
Lambda is used to represent various things in mathematics, including eigenvalues, wavelengths, and constants.
Pi (π)
Pi is used to represent the ratio of the circumference of a circle to its diameter. It is also used to represent various other mathematical quantities, including probability and permutations.
Sigma (σ)
Sigma is used to represent various things in mathematics, including summation, standard deviation, and cross-sections.
Phi (φ)
Phi is used to represent various things in mathematics, including the golden ratio and angles.
Overall, Greek letters are an important part of mathematical notation and are used to represent a wide range of mathematical quantities.
Math Symbols in English with Images
- “=” – equals sign :
5 = 2+3: 5 is equal to 2+3
- “≠” not equal sign
5 ≠ 4 : 5 is not equal to 4
- “≈” – approximately equal
(0.01) ≈ 0.01,
x ≈ y means x is approximately equal to y
- “>” – greater than
5 > 4 : 5 is greater than 4
- “<” – less than
4 < 5: 4 is less than 5
- “≥” – greater than or equal to
5 ≥ 4, x ≥ y means x is greater than or equal to y
- “≤” – less than or equal to
x ≤ y means x is less than or equal to y
- “+” – plus: 1 + 1 = 2
- “−” – minus : 2 − 1 = 1
- “×” multiplication :2 × 3 = 6
- “⋅” – dotmultiplication: 2 ⋅ 3 = 6
- “÷” – divide : 6 ÷ 2 = 3
- “√a” – square root: √a ⋅ √a = a
- “%” – percent: 1% = 1/10010% × 30 = 3
- “‰” – per-mille: 1‰ = 1/1000 = 0.1%10‰ × 30 = 0.3
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San nuam
Saturday 7th of September 2019
like it ????????????????
Jean benedicto zúñiga
Wednesday 25th of October 2017
Very good and useful