https://math.stackexchange.com/questions/864606/difference-between-%E2%89%88-%E2%89%83-and-%E2%89%85
In LaTeX it is coded as \cong. ∼ ∼ is a similarity in geometry and can be used to show that two things are asymptotically equal (they become more equal as you increase a variable like n n ). This is a weaker statement than the other two. In LaTeX it is coded as \sim. ≃ ≃ is more of a grab-bag of meaning.

https://science.howstuffworks.com/math-concepts/basic-math-symbols.htm
Common mathematical symbols are the building blocks of all mathematical functions. Bankrx/Shutterstock. Key Takeaways. The 11 basic symbols essential for writing mathematical equations are the plus (+), minus (-), equals (=), does not equal (≠), multiplication (×), division (÷), greater than (>), less than (<), greater than or equal to (≥), less than or equal to (≤), fraction

https://simple.wikipedia.org/wiki/Equals_sign
The symbol used to say when items are not equal is "≠" (slashed equal sign). [1] There are several symbols that can be used to say items are " approximately the same," "similar to" or "about equal." Some of these symbols include: "≈" (two tildes or wavy lines, often used for "approximately equal") [1] "⩰" (two tildes above two lines)

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. While similar to a lowercase X (x), the form is properly a four-fold rotationally symmetric saltire.. The symbol is also used in botany, in botanical hybrid names and the Heavy Goods Vehicle industry, to calculate

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. Previously shown in red on Samsung and green on Google and Microsoft . Note: this emoji is not supported in Twitter / X names, to minimize confusion

https://emojipedia.org/face-with-raised-eyebrow
A yellow face with a flat, neutral mouth and furrowed eyebrows, its left raised higher than its right. Conveys a wide variety of sentiments, including suspicion, skepticism, concern, consideration, disbelief, and disapproval. Its expression has notably been likened to the signature look of comedian Stephen Colbert as well as actor/wrestler

https://emojipedia.org/smiling-face
A classic smiley. A yellow face with a modest smile, rosy cheeks, and soft, closed eyes. Many platforms, including Apple, feature relaxed eyebrows. Conveys a wide range of warm, positive feelings, including love, happiness, and gratitude. Similar to 😊 Smiling Face With Smiling Eyes, which has a broader smile, no eyebrows, and smiling eyes.

https://en.wikipedia.org/wiki/%E2%88%82
The character ∂ (Unicode: U+2202) is a stylized cursive d mainly used as a mathematical symbol, usually to denote a partial derivative such as / (read as "the partial derivative of z with respect to x"). It is also used for boundary of a set, the boundary operator in a chain complex, and the conjugate of the Dolbeault operator on smooth differential forms over a complex manifold.

https://wumbo.net/symbols/dot-operator/
The dot operator symbol is used in math to represent multiplication and, in the context of linear algebra, as the dot product operator. Typically, the symbol is used in an expression like this: 3⋅ 5. In plain language, this expression means three multiplied by five. The interpunct symbol also referred to as the middle dot, dot product symbol

https://en.wikipedia.org/wiki/Division_sign
The division sign (÷) is a mathematical symbol consisting of a short horizontal line with a dot above and another dot below, used in Anglophone countries to indicate the operation of division.This usage, though widespread in some countries, is not universal and the symbol has a different meaning in other countries. Its use to denote division is not recommended in the ISO 80000-2 standard for

https://en.wiktionary.org/wiki/%E2%89%88
Eric Weisstein, Wolfram Mathworld, "Approximately Equal": If two quantities A and B are approximately equal, this is written A ≈ B. Synonyms: ~=, ≅. ( topology) Homeomorphic to.

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/1614875/what-does-%E2%89%BC-or-%E2%89%BA-mean
I think it's probably just notation to distinguish the ordering on F F from that on E E. Other acceptable symbols include ⪯ ⪯, ⊑ ⊑, etc. - Remy. Jan 16, 2016 at 21:14. 1. To explain what they mean by X ⪯ Y ⇔ X = X ∧ Y X ⪯ Y ⇔ X = X ∧ Y, they are referring to the Meet of X X and Y Y.

https://www.mathsisfun.com/algebra/symbols.html
not equal to. π ≠ 2. < ≤. less than, less than or equal to. 2 < 3. > ≥. greater than, greater than or equal to. 5 > 1. ⇒.

https://www.mathematics-monster.com/symbols/Dot-Operator.html
The Dot Operator, symbolized as ⋅ is a mathematical notation frequently employed in various mathematical contexts. One of its primary usages is in vector calculus, where it represents the dot product. Additionally, it can denote multiplication in some scenarios, especially when traditional multiplication signs might be confusing.

https://www.thepunctuationguide.com/slash.html
The one inarguably acceptable use of the slash in formal writing pertains to poetry. The slash, with one space on either side, indicates a line break. In choosing your path in life, you might consider the words of Robert Frost, in his poem "The Road Not Taken": "I took the one less traveled by, / And that has made all the difference.".

https://math.stackexchange.com/questions/4380266/meaning-of-the-symbol-%E2%89%A1
It can mean "is defined to be equal to" (for which another common symbol is := := ). Another meaning is "is identically equal to" (for example we write sin2 x +cos2 x ≡ 1 sin 2. ⁡. x + cos 2. ⁡. x ≡ 1 to emphasize that this equation holds for all x ∈R x ∈ R (actually for all x ∈C x ∈ C as well)). It can also mean congurence as

https://www.mathematics-monster.com/symbols/Tilde-Operator.html
Here, the tilde indicates that 3.14 is an approximation of π. To wrap up, the ∼ symbol is versatile and widely adopted in various mathematical contexts. Its usage mainly revolves around the concepts of similarity, equivalence, or approximation. It's an efficient way to convey these concepts without the need for verbose explanations.

https://math.stackexchange.com/questions/2864497/what-does-%E2%A9%94-mean
In the language "R" the operators "|" and "&" indicate the logical operations OR and AND, but the longer form evaluates left to right examining only the first element of each vector. Source: "Logical operators in R". In the language JavaScript bitwise operators ("|" and "&") treat their operands as a sequence of 32 bits (zeroes

https://www.mathematics-monster.com/symbols/Therefore.html
The ∴ Symbol: "Therefore". The ∴ symbol, often pronounced as "therefore", is widely used in both mathematics and logic. This symbol serves as a shorthand notation indicating a conclusion or a resultant deduction from previously stated facts or premises. This lesson covers its meaning and use, with a couple of illustrative examples.

https://math.stackexchange.com/questions/846707/what-does-%E2%88%88-mean
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