\starttext

\startformula
\int_{\Omega}f(x)dx = 1 = \sum_{n=1}^\infty a_{n}
\stopformula

\setupbodyfont[xits]
\setupmathematics[integral=nolimits]

\startformula
  \int_{-∞}^{∞} f(t)dt
\stopformula

\startformula
  \int_{-∞}^{∞}
\stopformula

\startformula
  \int_{∞}^{∞}
\stopformula

\startformula
  \int_{∞}^{-∞}
\stopformula

\stoptext
