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unicode2latex

Gem for translating UTF8 Unicode characters to LaTeX escapes

require "unicode2latex"

latex = 'M =
 \begin{bmatrix}
  -\sin λ_0 & \cos λ_0 & 0 \\
  -\sin φ_0 \cos λ_0 & -\sin φ_0 \sin λ_0 & \cos φ_0 \\
  \cos φ_0 \cos λ_0 & \cos φ_0 \sin λ_0 & \sin φ_0
 \end{bmatrix}'

Unicode2Latex.unicode2latex(latex)

>> M =
 \begin{bmatrix}
  -\sin \lambda_0 & \cos \lambda_0 & 0 \\
  -\sin \varphi_0 \cos \lambda_0 & -\sin \varphi_0 \sin \lambda_0 & \cos \varphi_0 \\
  \cos \varphi_0 \cos \lambda_0 & \cos \varphi_0 \sin \lambda_0 & \sin \varphi_0
 \end{bmatrix}