Emacs: Replace Greek Letter Names to Unicode 🚀

Here's a command to convert Greek to unicode symbols.
put this in your Emacs Init File:
(require 'xah-replace-pairs) (defun xah-replace-greek-letter-name-to-symbol (Begin End) "Replace alpha to α, beta to β etc in current line or selection. URL `http://xahlee.info/emacs/emacs/elisp_replace_greeks_to_symbols.html' Version: 2016-10-05 2023-05-13" (interactive (if (use-region-p) (list (region-beginning) (region-end)) (list (line-beginning-position) (line-end-position)))) (let ((case-fold-search nil)) (xah-replace-pairs-region Begin End '( ["Alpha" "Α"] ["Beta" "Β"] ["Gamma" "Γ"] ["Delta" "Δ"] ["Epsilon" "Ε"] ["Zeta" "Ζ"] ["Eta" "Η"] ["Theta" "Θ"] ["Iota" "Ι"] ["Kappa" "Κ"] ["Lambda" "Λ"] ["Mu" "Μ"] ["Nu" "Ν"] ["Xi" "Ξ"] ["Omicron" "Ο"] ["Pi" "Π"] ["Rho" "Ρ"] ["Sigma" "Σ"] ["Tau" "Τ"] ["Upsilon" "Υ"] ["Phi" "Φ"] ["Chi" "Χ"] ["Psi" "Ψ"] ["Omega" "Ω"] ["alpha" "α"] ["beta" "β"] ["gamma" "γ"] ["delta" "δ"] ["epsilon" "ε"] ["zeta" "ζ"] ["eta" "η"] ["theta" "θ"] ["iota" "ι"] ["kappa" "κ"] ["lambda" "λ"] ["mu" "μ"] ["nu" "ν"] ["xi" "ξ"] ["omicron" "ο"] ["pi" "π"] ["rho" "ρ"] ["sigmaf" "ς"] ["sigma" "σ"] ["tau" "τ"] ["upsilon" "υ"] ["phi" "φ"] ["chi" "χ"] ["psi" "ψ"] ["omega" "ω"] ["thetasym" "ϑ"] ["upsih" "ϒ"] ["piv" "ϖ"]) "REPORT" "HILIGHT")))
You need the elisp library Emacs: Xah Replace Pairs, xah-replace-pairs.el.