diff --git a/doc/src/pair_beck.rst b/doc/src/pair_beck.rst index 2bf027515c..6bb4afdc80 100644 --- a/doc/src/pair_beck.rst +++ b/doc/src/pair_beck.rst @@ -30,11 +30,11 @@ Description Style *beck* computes interactions based on the potential by :ref:`(Beck) `, originally designed for simulation of Helium. It -includes truncation at a cutoff distance Rc. +includes truncation at a cutoff distance :math:`r_c`. .. math:: - E(r) &= A \exp\left[-\alpha r - \beta r^6\right] - \frac{B}{\left(r^2+a^2\right)^3} \left(1+\frac{2.709+3a^2}{r^2+a^2}\right) \qquad r < R_c \\ + E(r) &= A \exp\left[-\alpha r - \beta r^6\right] - \frac{B}{\left(r^2+a^2\right)^3} \left(1+\frac{2.709+3a^2}{r^2+a^2}\right) \qquad r < r_c \\ The following coefficients must be defined for each pair of atoms types via the :doc:`pair_coeff ` command as in the examples @@ -50,7 +50,7 @@ commands. * cutoff (distance units) The last coefficient is optional. If not specified, the global cutoff -:math:`R_c` is used. +:math:`r_c` is used. ---------- diff --git a/doc/src/pair_mie.rst b/doc/src/pair_mie.rst index 089f8d3d29..6e9eec1f5c 100644 --- a/doc/src/pair_mie.rst +++ b/doc/src/pair_mie.rst @@ -35,7 +35,7 @@ The *mie/cut* style computes the Mie potential, given by E = C \epsilon \left[ \left(\frac{\sigma}{r}\right)^{\gamma_{rep}} - \left(\frac{\sigma}{r}\right)^{\gamma_{att}} \right] \qquad r < r_c -Rc is the cutoff and C is a function that depends on the repulsive and +:math:`r_c` is the cutoff and C is a function that depends on the repulsive and attractive exponents, given by: .. math:: diff --git a/doc/src/pair_soft.rst b/doc/src/pair_soft.rst index 1702811ed9..e21ae28432 100644 --- a/doc/src/pair_soft.rst +++ b/doc/src/pair_soft.rst @@ -44,8 +44,9 @@ It is useful for pushing apart overlapping atoms, since it does not blow up as r goes to 0. A is a prefactor that can be made to vary in time from the start to the end of the run (see discussion below), e.g. to start with a very soft potential and slowly harden the -interactions over time. Rc is the cutoff. See the :doc:`fix nve/limit ` command for another way to push apart -overlapping atoms. +interactions over time. :math:`r_c` is the cutoff. +See the :doc:`fix nve/limit ` command for another way +to push apart overlapping atoms. The following coefficients must be defined for each pair of atom types via the :doc:`pair_coeff ` command as in the examples above, diff --git a/doc/src/pair_spica.rst b/doc/src/pair_spica.rst index 74a069d8a2..859506593f 100644 --- a/doc/src/pair_spica.rst +++ b/doc/src/pair_spica.rst @@ -81,7 +81,7 @@ given by as required for the SPICA (formerly called SDK) and the pSPICA Coarse-grained MD parameterization discussed in :ref:`(Shinoda) `, :ref:`(DeVane) `, :ref:`(Seo) `, and :ref:`(Miyazaki) `. -Rc is the cutoff. +:math:`r_c` is the cutoff. Summary information on these force fields can be found at https://www.spica-ff.org Style *lj/spica/coul/long* computes the adds Coulombic interactions