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Max Nikulin writes: > On 30/09/2022 20:29, T.V Raman wrote: > >=20 > > 9. Note that this is not the end of the trail; for such exports to= > > make a difference to the end-user, user-facing tools still nee= d to > > know "how" to leverage these facilities. >=20 > Do you mean that there are no tools yet that may take advantage of m= ath=20 > expressions embedded into PDF as LaTeX source markup=3F I am just tr= ying=20 > to figure out current state of affairs. I suppose, it is unlikely th= at=20 > someone from Org mailing list subscribers is ready to invest signifi= cant=20 > amount of time into development of LaTeX packages. However if there = were=20 > ready to use and safe packages improving accessibility then changing= =20 > export templates would be more real goal. >=20 > In the meanwhile I have realized that \usepackage{mmap} has a little= use=20 > in isolation. Fractions, indices, etc. are lost. Maybe some other=20= > packages should be loaded to provide more informative text equivalen= t=20 > for math. >=20 > Some details concerning what I have tried is below. >=20 > Original LaTeX expression: >=20 > Text \[ \int=5F{\alpha}^{\beta} \frac{dx}{x^2 + \varepsilon} \] >=20 > pdftotext -layout output for \usepackage{mmap}: > Text \int \beta > dx > \alpha x2 + \varepsilon >=20 > end of output >=20 > pdftotext output for \usepackage{cmap} and \usepackage[noTeX]{mmap}:= > Text =E2=88=AB=EF=B8=81 =F0=9D=9B=BD > =F0=9D=91=91=F0=9D=91=A5 > =F0=9D=9B=BC =F0=9D=91=A52 + =F0=9D=9C=80 >=20 > end of output >=20 > pdftotext output when neither cmap nor mmap is loaded: > Text Z =CE=B2 > dx > =CE=B1 x2 + =CE=B5 >=20 > end of output >=20 > For this dumb example effect of mmap is hardly noticeable. Integral=20= > symbol is not replaced by "Z", but it is hard to guess sub- and=20 > superscripts and presence of the \frac command. Without "-layout" or= der=20 > of symbols is mostly preserved, but structure is lost >=20 > Text > =E2=88=AB=EF=B8=81 >=20 > =F0=9D=9B=BD >=20 > =F0=9D=9B=BC >=20 > =F0=9D=91=91=F0=9D=91=A5 > =F0=9D=91=A52 + =F0=9D=9C=80 --=20 Thanks, --Raman(I Search, I Find, I Misplace, I Research) =E2=99=89 Id: kg:/m/0285kf1 =F0=9F=A6=AE -- Thanks, --Raman(I Search, I Find, I Misplace, I Research) ♉ Id: kg:/m/0285kf1 🦮