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%% test AMSTeX/AMSMeX + qtx
%% this works only when amstex is loaded!!!
Fonty standardowe (CM+AMS CMEXTRA)
$$\eqalign{\omega &= \nu+v(x,y)\,dx + w(x,y)\,dy+d\varPsi\cr
d\omega &=d\nu+ \left({\partial w\over \partial x}-
{\partial v\over \partial y}\right) dx\wedge dy\cr}$$
\bigskip
\loadbold
$$\eqalign{\boldsymbol\omega &=
\boldsymbol\nu+v\boldsymbol\{(\boldkey x,\boldkey y)\boldsymbol\}\,dx +
w(\bold x,\bold y)\,dy+d\boldsymbol\varPsi\cr
d\omega &=d\nu+ \left({\partial w\over \partial x}-
{\partial v\over \partial y}\right) dx\wedge dy\cr}$$
\bigskip
\input qtxmath
\input amsqtx.tex % ³aduje amsqtx.def
\input amsqbold.tex % redefinicje \loadbold, dostêp do poleceñ \boldsymbol
% \boldkey (zauwa¿ ró¿nicê miêdzy \boldkey i \bold)
Fonty tx + QuasiTimes
$$\eqalign{\omega &= \nu+v(x,y)\,dx + w(x,y)\,dy+d\varPsi\cr
d\omega &\xleq d\nu+ \left({\partial w\over \partial x}-
{\partial v\over \partial y}\right) dx\wedge dy\cr}$$
\bigskip
\loadbold
$$\eqalign{\boldsymbol\omega &=
\boldsymbol\nu+v\boldsymbol\{(\boldkey x,\boldkey y)\boldsymbol\}\,dx +
w(\bold x,\bold y)\,dy+d\boldsymbol\varPsi\cr
d\omega &\boldsymbol\xleq d\nu+ \left({\partial w\over \partial x}-
{\partial v\over \partial y}\right) dx\wedge dy\cr}$$
\bye
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