https://en.wikipedia.org/wiki/Glossary_of_mathematical_symbols
Glossary of mathematical symbols. A mathematical symbol is a figure or a combination of figures that is used to represent a mathematical object, an action on mathematical objects, a relation between mathematical objects, or for structuring the other symbols that occur in a formula. As formulas are entirely constituted with symbols of various

https://www.mathsisfun.com/symbols.html
Symbols save time and space when writing. Here are the most common mathematical symbols

https://math.stackexchange.com/questions/864606/difference-between-%E2%89%88-%E2%89%83-and-%E2%89%85
In mathematical notation, what are the usage differences between the various approximately-equal signs "≈", "≃", and "≅"? The Unicode standard lists all of them inside the Mathematical Operators B

https://en.wikipedia.org/wiki/Bracket_(mathematics)
Bracket (mathematics) In mathematics, brackets of various typographical forms, such as parentheses ( ), square brackets [ ], braces { } and angle brackets , are frequently used in mathematical notation. Generally, such bracketing denotes some form of grouping: in evaluating an expression containing a bracketed sub-expression, the operators in

https://en.wikipedia.org/wiki/Mathematical_operators_and_symbols_in_Unicode
Mathematical operators and symbols are in multiple Unicode blocks. Some of these blocks are dedicated to, or primarily contain, mathematical characters while others are a mix of mathematical and non-mathematical characters. This article covers all Unicode characters with a derived property of "Math". [2] [3]

https://science.howstuffworks.com/math-concepts/basic-math-symbols.htm
Math is a language of symbols and equations and knowing the basic signposts is the first step in solving mathematical problems.

https://www.mathsisfun.com/algebra/symbols.html
Symbols save time and space when writing. Here are the most common algebraic symbols:

https://simple.wikipedia.org/wiki/List_of_mathematical_symbols
List of mathematical symbols. The list below has some of the most common symbols in mathematics. However, these symbols can have other meanings in different contexts other than math. If x=y, x and y represent the same value or thing. If x≈y, x and y are almost equal. If x≠y, x and y do not represent the same value or thing.

https://emojipedia.org/warning
A triangle with an exclamation mark inside, used as a warning or alert. This emoji is used prominently within social media platform BeReal's core time-sensitive "⚠️ Time to BeReal ⚠️" push notification. This notification is shown when being prompted to share a photo of themselves and their immediate surroundings, with this notification

https://www.overleaf.com/learn/latex/List_of_Greek_letters_and_math_symbols
Do you need to write Greek letters and math symbols in LaTeX? This webpage provides a comprehensive list of the most common symbols and their commands, as well as some examples and tips. Whether you are writing equations, theorems, or proofs, you can find the symbol you need on Overleaf, the easy-to-use online LaTeX editor.

https://wumbo.net/symbols/dot-operator/
The interpunct symbol also referred to as the middle dot, dot product symbol, or center dot is used in math to represent the multiplication operator or the dot product operator.

https://en.wikipedia.org/wiki/List_of_logic_symbols
In logic, a set of symbols is commonly used to express logical representation. The following table lists many common symbols, together with their name, how they should be read out loud, and the related field of mathematics. Additionally, the subsequent columns contains an informal explanation, a short example, the Unicode location, the name for use in HTML documents, [1] and the LaTeX symbol.

https://wumbo.net/symbols/approximately/
The approximately symbol (≈) is used in math to indicate that two expressions are approximately equal to each other. Typically, the symbol is used in an expression like this: In plain language, this means that the constant π (pi) is approximately equal to the value 3.14. In reality, the value of the constant π is irrational and continues

https://emojipedia.org/check-mark
A thick check mark / tick displayed on some platforms in a handwritten style. Generally displayed in black. Commonly used in lists to signify completed tasks or verification of a statement of fact.

https://www.mathematics-monster.com/symbols/Tilde-Operator.html
The ∼ symbol, commonly known as the "tilde operator" or just "tilde", is used in various fields of mathematics, representing different concepts depending on the context. This lesson covers its primary uses, accompanied by some illustrative examples.

https://math.stackexchange.com/questions/846707/what-does-%E2%88%88-mean
I have started seeing the "∈" symbol in math. What exactly does it mean? I have tried googling it but google takes the symbol out of the search.

https://wumbo.net/symbols/greater-than-or-equal/
The greater than or equal to symbol is used in math to express the relationship between two math expressions. Typically, the symbol is used in an expression like this: a ≥ b. In plain language, this expression represents that the variable a is greater than or equal to the variable b.

https://en.wikipedia.org/wiki/Multiplication_sign
The multiplication sign ( × ), also known as the times sign or the dimension sign, is a mathematical symbol used to denote the operation of multiplication, which results in a product. [1] While similar to a lowercase X ( x ), the form is properly a four-fold rotationally symmetric saltire. [2]

https://wumbo.net/symbols/element-of/
The ∈ (member of) symbol indicates that an expression on the left-hand side of the symbol belongs to or is in the set on the right-hand side of the symbol. Typically the symbol is used in an expression like this:

https://en.wikipedia.org/wiki/Plus_and_minus_signs
The plus sign ( +) and the minus sign ( −) are mathematical symbols used to denote positive and negative functions, respectively. In addition, + represents the operation of addition, which results in a sum, while − represents subtraction, resulting in a difference. [1] Their use has been extended to many other meanings, more or less analogous.

https://wumbo.net/symbols/minus/
The minus symbol is used in math to represent subtraction. Typically, the symbol is used in an expression like this: In plain language, this expression represents 6 minus 5. Note, the code point of this character is different from the hyphen symbol (-) on the keyboard even though they are usually used to mean the same thing. The minus symbol is