latex2exp (version 0.4.0)

TeX: Converts a LaTeX string to a plotmath expression.

Description

Converts a LaTeX string to a plotmath expression.

Usage

TeX(string, output = c("expression", "text", "ast"))

Arguments

string

A character vector containing LaTeX expressions. Note that any backslashes must be escaped (e.g. "$\alpha").

output

The returned object, one of "expression" (default, returns a plotmath expression ready for plotting), "text" (returns the expression as a string), and "ast" (returns the tree used to generate the expression).

Value

Returns an expression (see the output parameter).

Examples

# NOT RUN {
TeX("$\\alpha$")
TeX("The ratio of 1 and 2 is $\\frac{1}{2}$")

a <- 1:100
plot(a, a^2, xlab=TeX("$\\alpha$"), ylab=TeX("$\\alpha^2$"))
# }

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