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Tools for converting R expressions to latex mathematical equations. This project is scratch from the section 21.3 transforms mathematically R code into its LaTeX equivalent.
Usage
Special symbols
library(rlatexmath)
translate_latexmath(pi)π
# quoted object
translate_latexmath_(quote(pi))π
Known functions
| R expression | latex math |
|---|---|
| Binary operators | |
| x + y | x + y |
| x - y | x − y |
| x * y | *x**y* |
| x / y | x/y |
| x %+-% y | x ± y |
| x %/% y | x ÷ y |
| x %*% y | x × y |
| x %.% y | x ⋅ y |
| x i |
xi |
| x^i | xi |
| Grouping | |
| (x + y) | (x+y) |
| {x y} | x + y |
| Juxtaposition | |
| paste(x, y, z) | xyz |
| Comma separated lists | |
| list(x + y, z) | x + y, z |
| Fractions | |
| frac(x, y) | $\\frac{x}{y}$ |
| atop(x, y) | $x \\atop y$ |
| Ellipsis | |
| list(x 1 , cdots, x 2 ) |
x1, ⋯, x2 |
| list(x 1 , ldots, x 2 ) |
x1, …, x2 |
| Radicals | |
| sqrt(x) | $\\sqrt\[\]{x}$ |
| sqrt(x, y) | $\\sqrt\[y\]{x}$ |
| Relation | |
| x == y | x = y |
| x != y | x ≠ y |
| x < y | x < y |
| x > y | x > y |
| x >= y | x ≥ y |
| x <= y | x ≤ y |
| x %==% y | x ≡ y |
| x %~~% y | x ≈ y |
| x %=~% y | x ≅ y |
| x %prop% y | x ∝ y |
| Set</> | |
| x %supset% y | x ⊃ y |
| x %supseteq% y | x ⊇ y |
| x %subset% y | x ⊂ y |
| x %notsubset% y | x ⊄ y |
| x %subseteq% y | x ⊆ y |
| x %in% y | x ∈ y |
| x %notin% y | x ∉ y |
| Arrow | |
| x %<->% y | x ↔︎ y |
| x %<-% y | x ← y |
| x %up% y | x ↑ y |
| x %->% y | x → y |
| x %down% y | x ↓ y |
| x %<=>% y | x ⇔ y |
| x %<=% y | x ⇐ y |
| x %dblup% y | x ⇑ y |
| x %=>% y | x ⇒ y |
| x %dbldown% y | x ⇓ y |
| Accent | |
| tilde(x) | x̃ |
| hat(x) | x̂ |
| widetilde(x) | x̃ |
| widehat(x) | x̂ |
| bar(x) | x̄ |
| Operators | |
| sum(x i ) |
∑xisum(x i , i==1, n) |
| prod(x i ) |
∏xi |
| prod(x i , i==1, n) |
$\\prod\_{i = 1}^{n} x\_i$ |
| integral(f(x)*{dx}, a, b) | ∫abf(x)*d**x* |
| union(A i , i==1, n) |
$\\bigcup\_{i = 1}^{n} A\_i$ |
| intersect(A i , i==1, n) |
$\\bigcup\_{i = 1}^{n} A\_i$ |
| lim(f(x), x %->% infty) | limx → ∞f(x) |
| min(f(x), x >= 0) | minx ≥ 0f(x) |
| max(f(x), x >= 0) | maxx ≥ 0f(x) |
| Typeface | |
| plain(x) | x |
| bold(x) | x |
| italic(x) | x |
| bolditalic(x) | x |
| Delimiters | |
| group(“(”, list(a,b), “]”) | (a, b] |
| bgroup(“ $$", frac(a,b), "$$ ”) |
$\\left \[ \\frac{a}{b} \\right \]$ |
| abs(x) | |x| |
Acknowledgements
- Hadley Wickham’s book advanced R. Both the idea and the code are scratch from this book.
