Warning: this is an htmlized version!
The original is here, and
the conversion rules are here.
% This file:
%   http://angg.twu.net/LATEX/edrx21chars.tex.html
%   http://angg.twu.net/LATEX/edrx21chars.tex
%           (find-angg "LATEX/edrx21chars.tex")
% Author: Eduardo Ochs <eduardoochs@gmail.com>
% Version: 2021dec11 (?)
% Public domain.
%
% This file contains the "definitions in lualatex" for the unicode
% characters listed here:
%
%                        (find-eev "eev-compose-hash.el"    "unicode-characters")
%   http://angg.twu.net/eev-current/eev-compose-hash.el.html#unicode-characters
%
% The "definitions in pdflatex" for the same characters are in this
% other file:
%
%                (find-LATEX "edrx21chars-d.tex")
%   http://angg.twu.net/LATEX/edrx21chars-d.tex.html
%   http://angg.twu.net/LATEX/edrx21chars-d.tex
%
% There is a test here:
%
%                (find-LATEX "2021composes-hash.tex")
%   http://angg.twu.net/LATEX/2021composes-hash.tex.html
%   http://angg.twu.net/LATEX/2021composes-hash.tex
%
% The "\catcode..."s below are generated by executing some sexps in
% Emacs and then copying their output from a temporary buffer to this
% file.
%
% This file: (find-LATEX "edrx21chars.tex")
%   Variant: (find-LATEX "edrx21chars-d.tex")
%  Based on: (find-LATEX "edrxchars.tex")
%            (find-LATEX "edrx15chars.tex")
%            (find-LATEX "edrx20chars.tex")
%            (find-LATEX "2019oxford-chars.tex")
% Generated by: (find-eev "eev-compose-hash.el")
%         with: (find-estring (ee-composes-to-catcodes))
%          See: (find-LATEX "2021composes-hash.tex")


\catcode`¡=13 \def¡{\text{\textexclamdown}}
\catcode`§=13 \def§{\S}
\catcode`¬=13 \def¬{\neg}
\catcode`°=13 \def°{^\circ}
\catcode`±=13 \def±{\pm}
\catcode`²=13 \def²{\superscriptTwo}
\catcode`³=13 \def³{\superscriptThree}
\catcode`·=13 \def·{\cdot}
\catcode`¹=13 \def¹{\superscriptOne}
\catcode`×=13 \def×{\times}
\catcode`÷=13 \def÷{\div}
\catcode`Γ=13 \defΓ{\Gamma}
\catcode`Δ=13 \defΔ{\Delta}
\catcode`Θ=13 \defΘ{\Theta}
\catcode`Λ=13 \defΛ{\Lambda}
\catcode`Π=13 \defΠ{\Pi}
\catcode`Σ=13 \defΣ{\Sigma}
\catcode`Φ=13 \defΦ{\Phi}
\catcode`Ψ=13 \defΨ{\Psi}
\catcode`Ω=13 \defΩ{\Omega}
\catcode`α=13 \defα{\alpha}
\catcode`β=13 \defβ{\beta}
\catcode`γ=13 \defγ{\gamma}
\catcode`δ=13 \defδ{\delta}
\catcode`ε=13 \defε{\varepsilon}
\catcode`ζ=13 \defζ{\zeta}
\catcode`η=13 \defη{\eta}
\catcode`θ=13 \defθ{\theta}
\catcode`ι=13 \defι{\iota}
\catcode`κ=13 \defκ{\kappa}
\catcode`λ=13 \defλ{\lambda}
\catcode`μ=13 \defμ{\mu}
\catcode`ν=13 \defν{\nu}
\catcode`ξ=13 \defξ{\xi}
\catcode`π=13 \defπ{\pi}
\catcode`ρ=13 \defρ{\rho}
\catcode`σ=13 \defσ{\sigma}
\catcode`τ=13 \defτ{\tau}
\catcode`φ=13 \defφ{\varphi}
\catcode`χ=13 \defχ{\chi}
\catcode`ψ=13 \defψ{\psi}
\catcode`ω=13 \defω{\omega}
\catcode`ϕ=13 \defϕ{\phi}
\catcode`=13 \def{\bullet}
\catcode`…=13 \def…{\ldots}
\catcode`₀=13 \def₀{{{\ensuremath{{}_0}}}}
\catcode`₁=13 \def₁{{{\ensuremath{{}_1}}}}
\catcode`₂=13 \def₂{{{\ensuremath{{}_2}}}}
\catcode`₃=13 \def₃{{{\ensuremath{{}_3}}}}
\catcode`₄=13 \def₄{{{\ensuremath{{}_4}}}}
\catcode`₅=13 \def₅{{{\ensuremath{{}_5}}}}
\catcode`₆=13 \def₆{{{\ensuremath{{}_6}}}}
\catcode`₇=13 \def₇{{{\ensuremath{{}_7}}}}
\catcode`₈=13 \def₈{{{\ensuremath{{}_8}}}}
\catcode`₉=13 \def₉{{{\ensuremath{{}_9}}}}
\catcode`₊=13 \def₊{{{}_+}}
\catcode`₋=13 \def₋{{{}_-}}
\catcode`₌=13 \def₌{{{}_=}}
\catcode`₍=13 \def₍{{{}_(}}
\catcode`₎=13 \def₎{{{}_)}}
\catcode`ₐ=13 \defₐ{{{}_a}}
\catcode`ₑ=13 \defₑ{{{}_e}}
\catcode`ₒ=13 \defₒ{{{}_o}}
\catcode`ₓ=13 \defₓ{{{}_x}}
\catcode`ₕ=13 \defₕ{{{}_h}}
\catcode`ₖ=13 \defₖ{{{}_k}}
\catcode`ₗ=13 \defₗ{{{}_l}}
\catcode`ₘ=13 \defₘ{{{}_m}}
\catcode`ₙ=13 \defₙ{{{}_n}}
\catcode`ₚ=13 \defₚ{{{}_p}}
\catcode`ₛ=13 \defₛ{{{}_s}}
\catcode`ₜ=13 \defₜ{{{}_t}}
\catcode`ℓ=13 \defℓ{\ell}
\catcode`⅋=13 \def⅋{\bindnasrepma}
\catcode`←=13 \def←{\ot}
\catcode`↑=13 \def↑{\upto}
\catcode`→=13 \def→{\to}
\catcode`↓=13 \def↓{\dnto}
\catcode`↔=13 \def↔{\bij}
\catcode`↕=13 \def↕{\updownarrow}
\catcode`↖=13 \def↖{\nwarrow}
\catcode`↗=13 \def↗{\nearrow}
\catcode`↘=13 \def↘{\searrow}
\catcode`↙=13 \def↙{\swarrow}
\catcode`↣=13 \def↣{\epito}
\catcode`↤=13 \def↤{\mapsfrom}
\catcode`↦=13 \def↦{\mapsto}
\catcode`⇀=13 \def⇀{\rightharpoonup}
\catcode`⇐=13 \def⇐{\Leftarrow}
\catcode`⇒=13 \def⇒{\funto}
\catcode`⇔=13 \def⇔{\Leftrightarrow}
\catcode`⇝=13 \def⇝{\rightsquigarrow}
\catcode`∀=13 \def∀{\forall}
\catcode`∂=13 \def∂{\partial}
\catcode`∃=13 \def∃{\exists}
\catcode`∅=13 \def∅{\emptyset}
\catcode`∇=13 \def∇{\nabla}
\catcode`∈=13 \def∈{\in}
\catcode`∎=13 \def∎{\blacksquare}
\catcode`∖=13 \def∖{\backslash}
\catcode`∘=13 \def∘{\circ}
\catcode`√=13 \def√{\sqrt}
\catcode`∞=13 \def∞{\infty}
\catcode`∧=13 \def∧{\land}
\catcode`∨=13 \def∨{\lor}
\catcode`∩=13 \def∩{\cap}
\catcode`∪=13 \def∪{\cup}
\catcode`∫=13 \def∫{\int}
\catcode`∼=13 \def∼{\sim}
\catcode`≃=13 \def≃{\simeq}
\catcode`≅=13 \def≅{\cong}
\catcode`≈=13 \def≈{\approx}
\catcode`≠=13 \def≠{\neq}
\catcode`≡=13 \def≡{\equiv}
\catcode`≤=13 \def≤{\le}
\catcode`≥=13 \def≥{\ge}
\catcode`⊂=13 \def⊂{\subset}
\catcode`⊃=13 \def⊃{\supset}
\catcode`⊆=13 \def⊆{\subseteq}
\catcode`⊇=13 \def⊇{\supseteq}
\catcode`⊓=13 \def⊓{\sqcap}
\catcode`⊔=13 \def⊔{\sqcup}
\catcode`⊕=13 \def⊕{\oplus}
\catcode`⊖=13 \def⊖{\ominus}
\catcode`⊗=13 \def⊗{\otimes}
\catcode`⊘=13 \def⊘{\oslash}
\catcode`⊙=13 \def⊙{\odot}
\catcode`⊢=13 \def⊢{\vdash}
\catcode`⊣=13 \def⊣{\dashv}
\catcode`⊤=13 \def⊤{\top}
\catcode`⊥=13 \def⊥{\bot}
\catcode`⊨=13 \def⊨{\vDash}
\catcode`⋀=13 \def⋀{\bigwedge}
\catcode`⋁=13 \def⋁{\bigvee}
\catcode`⋂=13 \def⋂{\bigcap}
\catcode`⋃=13 \def⋃{\bigcup}
\catcode`⋄=13 \def⋄{\lozenge}
\catcode`⋅=13 \def⋅{\Box}
\catcode`⋮=13 \def⋮{\vdots}
\catcode`⋯=13 \def⋯{\cdots}
\catcode`〈=13 \def〈{\langle}
\catcode`〉=13 \def〉{\rangle}
\catcode`▁=13 \def▁{\_}
\catcode`□=13 \def□{\Box}
\catcode`◻=13 \def◻{\Box}
\catcode`♭=13 \def♭{\flat}
\catcode`♮=13 \def♮{\natural}
\catcode`♯=13 \def♯{\sharp}
\catcode`⟦=13 \def⟦{\llbracket}
\catcode`⟧=13 \def⟧{\rrbracket}
\catcode`⠆=13 \def⠆{{:}}
\catcode`𝐀=13 \def𝐀{\mathbf{A}}
\catcode`𝐁=13 \def𝐁{\mathbf{B}}
\catcode`𝐂=13 \def𝐂{\mathbf{C}}
\catcode`𝐃=13 \def𝐃{\mathbf{D}}
\catcode`𝐄=13 \def𝐄{\mathbf{E}}
\catcode`𝐅=13 \def𝐅{\mathbf{F}}
\catcode`𝐆=13 \def𝐆{\mathbf{G}}
\catcode`𝐇=13 \def𝐇{\mathbf{H}}
\catcode`𝐈=13 \def𝐈{\mathbf{I}}
\catcode`𝐉=13 \def𝐉{\mathbf{J}}
\catcode`𝐊=13 \def𝐊{\mathbf{K}}
\catcode`𝐋=13 \def𝐋{\mathbf{L}}
\catcode`𝐌=13 \def𝐌{\mathbf{M}}
\catcode`𝐍=13 \def𝐍{\mathbf{N}}
\catcode`𝐎=13 \def𝐎{\mathbf{O}}
\catcode`𝐏=13 \def𝐏{\mathbf{P}}
\catcode`𝐐=13 \def𝐐{\mathbf{Q}}
\catcode`𝐑=13 \def𝐑{\mathbf{R}}
\catcode`𝐒=13 \def𝐒{\mathbf{S}}
\catcode`𝐓=13 \def𝐓{\mathbf{T}}
\catcode`𝐔=13 \def𝐔{\mathbf{U}}
\catcode`𝐕=13 \def𝐕{\mathbf{V}}
\catcode`𝐖=13 \def𝐖{\mathbf{W}}
\catcode`𝐗=13 \def𝐗{\mathbf{X}}
\catcode`𝐘=13 \def𝐘{\mathbf{Y}}
\catcode`𝐙=13 \def𝐙{\mathbf{Z}}
\catcode`𝐛=13 \def𝐛{\mathbf}
\catcode`𝐢=13 \def𝐢{\textsl}
\catcode`𝐫=13 \def𝐫{\mathrm}
\catcode`𝐬=13 \def𝐬{\mathsf}
\catcode`𝐭=13 \def𝐭{\text}
\catcode`𝓐=13 \def𝓐{\mathcal{A}}
\catcode`𝓑=13 \def𝓑{\mathcal{B}}
\catcode`𝓒=13 \def𝓒{\mathcal{C}}
\catcode`𝓓=13 \def𝓓{\mathcal{D}}
\catcode`𝓔=13 \def𝓔{\mathcal{E}}
\catcode`𝓕=13 \def𝓕{\mathcal{F}}
\catcode`𝓖=13 \def𝓖{\mathcal{G}}
\catcode`𝓗=13 \def𝓗{\mathcal{H}}
\catcode`𝓘=13 \def𝓘{\mathcal{I}}
\catcode`𝓙=13 \def𝓙{\mathcal{J}}
\catcode`𝓚=13 \def𝓚{\mathcal{K}}
\catcode`𝓛=13 \def𝓛{\mathcal{L}}
\catcode`𝓜=13 \def𝓜{\mathcal{M}}
\catcode`𝓝=13 \def𝓝{\mathcal{N}}
\catcode`𝓞=13 \def𝓞{\mathcal{O}}
\catcode`𝓟=13 \def𝓟{\mathcal{P}}
\catcode`𝓠=13 \def𝓠{\mathcal{Q}}
\catcode`𝓡=13 \def𝓡{\mathcal{R}}
\catcode`𝓢=13 \def𝓢{\mathcal{S}}
\catcode`𝓣=13 \def𝓣{\mathcal{T}}
\catcode`𝓤=13 \def𝓤{\mathcal{U}}
\catcode`𝓥=13 \def𝓥{\mathcal{V}}
\catcode`𝓦=13 \def𝓦{\mathcal{W}}
\catcode`𝓧=13 \def𝓧{\mathcal{X}}
\catcode`𝓨=13 \def𝓨{\mathcal{Y}}
\catcode`𝓩=13 \def𝓩{\mathcal{Z}}

% Local Variables:
% coding: utf-8-unix
% End: