Update simulation.rst
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@@ -913,7 +913,7 @@ elliptic, depending on which solver is selected in ``mjModel.opt``. The function
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can be used to determine which friction cone type is used. For pyramidal cones, the interpretation of the contact force
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(whose address we computed above) is non-trivial, because the components are forces along redundant non-orthogonal axes
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corresponding to the edges of the pyramid. The function :ref:`mj_contactForce` can be
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used to convert the force generated by a given contact into a more intuitive format: a 3D force followed by a 3D toque.
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used to convert the force generated by a given contact into a more intuitive format: a 3D force followed by a 3D torque.
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The torque component will be zero when :at:`condim` is 1 or 3, and non-zero otherwise. This force and torque are
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expressed in the contact frame given by mjContact.frame. Unlike all other matrices in mjData, this matrix is stored in
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transposed form. Normally a 3-by-3 matrix corresponding to a coordinate frame would have the frame axes along the
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