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How to cite a lecture note
@misc{Cunha13, author = {Jo{\~a}o Cunha}, title = {Lecture notes in Computer Assisted Diagnosis}, month = {February}, year = {2013}, publisher={Faculdade de Engenharia da Universidade do Porto}}
List of LaTeX mathematical symbols
scource: https://oeis.org/wiki/
Symbol
Α and α
Β and β
Γ and γ
Δ and δ
Ε, ε and
LATEX
\Alpha and \alpha
\Beta and \beta
\Gamma and \gamma
\Delta and \delta
\Epsilon, \epsilon and \varepsilon
\Zeta and \zeta
\Eta and \eta
\Theta, \theta and \vartheta
\Iota and \iota
\Kappa, \kappa and \varkappa
\Lambda and \lambda
\Mu and \mu
Symbol
Ν and ν
Ξ and ξ
Ο and ο
Π, π and
LATEX
\Nu and \nu
\Xi and \xi
\Omicron and \omicron
\Pi, \pi and \varpi
\Rho, \rho and \varrho
\Sigma, \sigma and \varsigma
\Tau and \tau
\Upsilon and \upsilon
\Phi, \phi and \varphi
\Chi and \chi
\Psi and \psi
\Omega and \omega
Ρ, ρ and
Ζ and ζ
Η and η
Θ, θ and
Σ, σ and
Τ and τ
Υ and υ
Φ, φ, and
Ι and ι
Κ, κ and
Χ and χ
Ψ and ψ
Ω and ω
Λ and λ
Μ and μ
Archaic Greek letters
Symbol
\Digamma
LATEX
\Digamma
\digamma
Unary operators
Relation operators
Symbol
LATEX
<
\nless
\leq
\leqslant
\nleq
\nleqslant
\prec
\nprec
\preceq
\npreceq
\ll
\lll
\subset
\not\subset
\subseteq
\nsubseteq
\sqsubset
\sqsubseteq
Comment
is less than
is not less than
is less than or equal to
is less than or equal to
is neither less than nor equal to
is neither less than nor equal to
precedes
doesn't precede
precedes or equals
neither precedes nor equals
is a proper subset of
is not a proper subset of
is a subset of
is not a subset of
Symbol
LATEX
>
\ngtr
\geq
\geqslant
\ngeq
\ngeqslant
\succ
\nsucc
\succeq
\nsucceq
\gg
\ggg
\supset
\not\supset
\supseteq
\nsupseteq
\sqsupset
\sqsupseteq
Comment
is greater than
is not greater than
is greater than or equal to
is greater than or equal to
is neither greater than nor equal to
is neither greater than nor equal to
succeeds
doesn't succeed
succeeds or equals
neither succeeds nor equals
is a proper superset of
is not a proper superset of
is a superset of
is not a superset of
Symbol
LATEX
=
\doteq
\equiv
\approx
\cong
\simeq
\sim
\propto
\neq or \ne
Comment
is equal to
is equivalent to
is approximately
is congruent to
is similar or equal to
is similar to
is proportional to
is not equal to
˜
or
Symbol
LATEX
\parallel
\asymp
\vdash
\in
\smile
\models
\perp
Comment
is parallel with
is asymptotic to
is member of
models
is perpendicular with
Symbol
LATEX
\nparallel
\bowtie
\dashv
\ni
\frown
\notin
\mid
Comment
is not parallel with
owns, has member
is not member of
divides
Binary operators
Symbol
LATEX
\pm
\mp
\times
\div
\ast
\star
\dagger
\ddagger
Comment
plus or minus
minus or plus
multiplied by
divided by
asterisk
Symbol
LATEX
\cap
\cup
\uplus
\sqcap
\sqcup
\vee
\wedge
\cdot
Symbol
LATEX
\diamond
\bigtriangleup
\bigtriangledown
\triangleleft
\triangleright
\bigcirc
\bullet
\wr
Comment
Symbol
LATEX
\oplus
\ominus
\otimes
\oslash
\odot
\circ
\setminus
\amalg
Negated binary operators
Symbol
LATEX
\neq or \ne
\nless
\nleq
\nleqslant
\nleqq
\lneq
\lneqq
\lvertneqq
\lnsim
\lnapprox
\nprec
\npreceq
\precneqq
\precnsim
\precnapprox
\nsim
\nshortmid
\nmid
\nvdash
\nVdash
\ntriangleleft
\ntrianglelefteq
\nsubseteq
\nsubseteqq
\subsetneq
\varsubsetneq
\subsetneqq
\varsubsetneqq
Comment
is not equal to
is not less than
is not less than or equal to
does not precede
neither precedes nor equals
is not similar to
Symbol
LATEX
\notin
\ngtr
\ngeq
\ngeqslant
\ngeqq
\gneq
\gneqq
\gvertneqq
\gnsim
\gnapprox
\nsucc
\nsucceq
\succneqq
\succnsim
\succnapprox
\ncong
\nshortparallel
\nparallel
\nvDash
\nVDash
\ntriangleright
\ntrianglerighteq
\nsupseteq
\nsupseteqq
\supsetneq
\varsupsetneq
\supsetneqq
\varsupsetneqq
Comment
is not member of
is not greater than
is not greater than or equal to
does not succeed
neither succedes nor equals
is not congruent to
is not parallel with
or
Set and/or logic notation
Symbol
LATEX
\O or \emptyset, and \varnothing
\N
\Z
\Q
\mathbb{A}
\R
\C
\mathbb{H}
\mathbb{O}
\mathbb{S}
\in
\notin
\ni
\subset
\subseteq
\supset
\supseteq
\cup
\cap
\setminus
Comment
the empty set
set of natural numbers
set of integers
set of rational numbers
set of algebraic numbers
set of real numbers
set of complex numbers
set of quaternions
set of octonions
set of sedenions
is member of
is not member of
owns (has member)
is proper subset of
is subset of
is proper superset of
is superset of
Symbol
LATEX
\exists
\exists!
\nexists
\forall
\neg
\lor
\land
\Longrightarrow or \implies
\Rightarrow
\Longleftarrow
\Leftarrow
\iff
\Leftrightarrow
\top
\bot
Comment
there is no
or (logical or)
(preferred for right implication)
is implied by (only if)
(preferred for left implication)
is equivalent to (if and only if, iff)
(preferred for equivalence)
or , and
or
Geometry
Symbol
LATEX
\overline{\rm AB}
\angle
\triangle
\cong
\sim
\
\perp
Comment
segment
angle
triangle
congruent (same shape and size)
similar (same shape)
is parallel with
is perpendicular to
Symbol
LATEX
\overrightarrow{\rm AB}
\measuredangle
\square
\ncong
\nsim
\nparallel
\not\perp
Comment
ray (halfline)
measured angle
square
not congruent
not similar
is not parallel with
is not perpendicular to
˜
Delimiters
Symbol
LATEX

( \,
\{
\lceil
\ulcorner
Symbol
LATEX
\
) \,
\}
\rceil
\urcorner
Symbol
LATEX
/
[ \,
\langle
\lfloor
\llcorner
Symbol
LATEX
\backslash
] \,
\rangle
\rfloor
\lrcorner
{
}
Arrows
Symbol
LATEX
\rightarrow or \to
\mapsto
\leftarrow or \gets
Comment
Symbol
LATEX
\Rightarrow
\Leftarrow
Comment
Symbol
LATEX
\longrightarrow
\longmapsto
\longleftarrow
Comment
Symbol
LATEX
\Longrightarrow
Comment
or
\Longleftarrow
or
Symbol
LATEX
\uparrow
\downarrow
\updownarrow
Symbol
LATEX
\Uparrow
\Downarrow
\Updownarrow
Comment
Other symbols
Symbol
LATEX
\partial
\eth
\hbar
Symbol
LATEX
\imath
\jmath
\ell
Comment
Symbol
LATEX
\Re
\Im
\wp
Symbol
LATEX
\nabla
\Box
\infty
Trigonometric functions
The abbreviations arcsinh, arccosh, etc., are commonly used for inverse hyperbolic trigonometric functions (area hyperbolic functions), even though they are misnomers, since the prefix arc is the abbreviation for arcus, while the prefix ar stands for area.
Symbol
sinh
cosh
tanh
LATEX
\sinh
\cosh
\tanh
Symbol
LATEX
\operatorname{arsinh}
\operatorname{arcosh}
\operatorname{artanh}
Symbol
LATEX
\operatorname{csch}
\operatorname{sech}
\coth
Symbol
LATEX
\operatorname{arcsch}
\operatorname{arsech}
\operatorname{arcoth}
coth