Typos in tutorials

user-doc/tutorials/belfast-5.txt

@@ -91,7 +91,7 @@ The value of restraint.force2 is the squared force (which is a proxy of the forc
 Note that the actual force on an atom of the system involved in a CV is instead
 
 \f{eqnarray*}{
--\frac{\partial H_\lambda(X,t)}{\partial x_i}&=&  -\frac{\partial H_\lambda(X,t)}{\partial s} \frac{\partial s}{\partial x_i} &=&  -(s(X)-s_0-vt) \frac{\partial s}{\partial x_i} 
+-\frac{\partial H_\lambda(X,t)}{\partial x_i}&=&  -\frac{\partial H_\lambda(X,t)}{\partial s} \frac{\partial s}{\partial x_i} \\  &=&  -(s(X)-s_0-vt) \frac{\partial s}{\partial x_i} 
 \f}
 
 This is important because in CVs that  have a derivative that change significantly with space then you might have regions in which no force is exerted while in others you

user-doc/tutorials/belfast-8.txt

@@ -48,9 +48,7 @@ equilibrium free-energy, due to hysteresis. Instead, in the bias-exchange approa
 The probability to accept the exchange is given by a Metropolis rule:
 
 \f[
-\begin{eqnarray}
 \min\left( 1, \exp \left[ \beta ( V_G^a(x^a,t)+V_G^b(x^b,t)-V_G^a(x^b,t)-V_G^b(x^a,t) ) \right] \right)
-\end{eqnarray}
 \f]
 
 where \f$ x^{a} \f$ and \f$ x^{b} \f$ are the coordinates of replicas \f$a \f$ and \f$ b \f$