So, I was messing around with LaTeX the other day, trying to get those fancy math equations in my document. It’s like, you know, you see those beautifully typeset math symbols and you’re like, “I want that!” But then, bam! You’re lost in a sea of backslashes and curly braces. It’s kinda overwhelming.
I started by, uh, just googling “LaTeX math symbols.” And there was some stuff, but it was all scattered around. Different websites, different formats. It felt like I needed a treasure map to find what I wanted. Some website has the basic stuff like add, subtract, and others have the fancy ones like integral, sum. And you need to jump among them just to find what you want. What a mess! So, I thought, “There’s gotta be a better way, right?” You know, like a one-stop-shop for all the common LaTeX math commands.
Then it hit me – why not make my own cheat sheet? Like a quick reference guide. So I spent an afternoon, and then some more hours, putting it together. I gathered all those commands I use all the time, you know, the ones for fractions, exponents, Greek letters, the whole shebang. Also, I found some websties can test how to write the code and show the result in real time. For example, this website called “texnique”, it is like a game. That is cool! These websites really helped me a lot!
I tried organizing it in a way that makes sense, at least to me. I put things in categories like “Basic Operations,” “Calculus Symbols,” “Set Theory,” stuff like that. It’s not perfect, but it’s way better than hunting around the internet every time I need to write a summation symbol, you know?
Anyway, I got this cheat sheet now, and it’s been a lifesaver. Seriously. No more endless scrolling through documentation. I can just look at my sheet, find what I need, and boom, I’m back to writing. So, I thought I’d share it. If you are like me, and struggled to start with the LaTeX math, you can give it a try. This is the LaTeX math cheat sheet that I have been building. You can save it as a file for yourself.
Basic Operators
- Addition: +
- Subtraction: –
- Multiplication: times or cdot
- Division: div or / or frac{}{}
- Equals: =
- Not Equals: neq
- Less Than: <
- Greater Than: >
- Less Than or Equal To: leq
- Greater Than or Equal To: geq
- Approximately Equal To: approx
- Square Root: sqrt{}
- nth Root: sqrt[n]{}
- Exponent: ^{}
- Subscript: _{}
- Parentheses: ()
- Brackets: []
- Braces: {}
- Absolute Value:
Greek Letters
- alpha: alpha
- beta: beta
- gamma: gamma
- delta: delta
- epsilon: epsilon
- zeta: zeta
- eta: eta
- theta: theta
- iota: iota
- kappa: kappa
- lambda: lambda
- mu: mu
- nu: nu
- xi: xi
- omicron: o
- pi: pi
- rho: rho
- sigma: sigma
- tau: tau
- upsilon: upsilon
- phi: phi
- chi: chi
- psi: psi
- omega: omega
- Gamma: Gamma
- Delta: Delta
- Theta: Theta
- Lambda: Lambda
- Xi: Xi
- Pi: Pi
- Sigma: Sigma
- Upsilon: Upsilon
- Phi: Phi
- Psi: Psi
- Omega: Omega
Calculus and Analysis
- Integral: int
- Double Integral: iint
- Triple Integral: iiint
- Contour Integral: oint
- Derivative: frac{d}{dx}
- Partial Derivative: frac{partial}{partial x}
- Limit: lim_{x to a}
- Summation: sum_{i=1}^{n}
- Product: prod_{i=1}^{n}
- Infinity: infty
Set Theory and Logic
- Element of: in
- Not an Element of: notin
- Subset of: subset
- Superset of: supset
- Union: cup
- Intersection: cap
- Empty Set: emptyset
- For All: forall
- There Exists: exists
- Therefore: therefore
- Because: because
- And: land
- Or: lor
- Not: neg or sim
- Implies: Rightarrow or implies
- If and Only If: Leftrightarrow or iff
Arrows
- Right Arrow: rightarrow
- Left Arrow: leftarrow
- Up Arrow: uparrow
- Down Arrow: downarrow
- Right Left Arrow: leftrightarrow
- Double Right Arrow: Rightarrow
- Double Left Arrow: Leftarrow
- Double Up Arrow: Uparrow
- Double Down Arrow: Downarrow
- Double Right Left Arrow: Leftrightarrow
Miscellaneous
- … (Ellipsis): ldots or cdots
- Hat: hat{}
- Bar: bar{}
- Tilde: tilde{}
- Vector: vec{}
- Dot: dot{}
- Double Dot: ddot{}
- Degree: circ
- Plus or Minus: pm
- Minus or Plus: mp
- Perpendicular: perp
- Parallel: parallel
Hope this helps some folks out there! Feel free to use it, share it, whatever. Just sharing what I found useful. LaTeX can be a pain, but it’s worth it when you see your equations looking all sharp and professional. Good luck!
