The following list contains all predefined statements (formulas) and object expressions (terms) together with (typical) corresponding textbook expressions.
Formulas
\(\LaTeX\) | \(\small\mathbb M\)ATh | comment |
\(E\wedge F\) | E and F | |
\(E\vee F\) | E or F | |
\(E\Rightarrow F\) | E => F | |
\(E\Leftrightarrow F\) | E <=> F | |
\(\neg E\) | not(E) | |
\(x=y\) | x = y | |
\(x\neq y\) | x /= y | |
\(x\in U\) | x : U | |
\(x\notin U\) | x /: U | |
\(U\subseteq V\) | U c= V | |
\(\forall p\in U: E\) | [forall p:U holds E] | variants |
\(\exists p\in U: E\) | [exists p:U sothat E] | variants |
\(\exists! p\in U: E\) | [exists! p:U sothat E] | variants |
\(\exists_{\leq 1} p\in U: E\) | [! p:U sothat E] | variants |
\(\top\) | tautology | |
\(\bot\) | contradiction |
Terms
\(\LaTeX\) | \(\small\mathbb M\)ATh | comment |
\(\mathbb N_0\) | Nat0 | |
– | Element | all elements |
– | Set | all sets |
– | Function | all functions |
– | Basic | all basic elements |
\(42\) | 42 | decimal representations |
\((38,50,50,47)\) | "cool" | strings |
\(\{3,8,2,11\}\) | {3,8,2,11} | |
\(\emptyset\) | { } | |
\((3,8,2,11)\) | [3,8,2,11] | |
\(\{p\in U:E\}\) | {p:U sothat E} | variants |
\(\{y\,|\,p\in U\}\) | {y for p:U} | variants |
\((y)_{p\in U}\) | [y for p:U] | variants |
\(U\backslash V\) | U\V | set difference |
\(U\to V\) | U --> V | |
\(U\rightharpoonup V\) | U -->> V | partial functions |
\(U^n\) | U^n | tuple |
\(\mathcal P(U)\) | pow(U) | power set |
\(\bigcup_{p:U}V\) | union(V for p:U) | variants |
\(\bigcap_{p:U}V\) | sec(V for p:U) | variants |
\(\prod_{p:U}V\) | prd(V for p:U) | variants |
\(\textrm{dom}(f)\) | dom(f) | |
\(\textrm{img}(f)\) | img(f) | |
\(f(x)\) | f(x) | function evaluation |
\(\iota x\in U:E\) | [the x:U sothat E] | definite description |
– | entry(U) | element of a singleton |