Tons of small fixes to documentation.

[alexxy/gromacs.git] / src / tools / gmx_rdf.c

diff --git a/src/tools/gmx_rdf.c b/src/tools/gmx_rdf.c
index 117f493e0d919ad8d4d8a64a880d4f8b7d19013c..4c0b3a7bfd724fae96bb7fe50d6c2d2f215c2d3f 100644 (file)
--- a/src/tools/gmx_rdf.c
+++ b/src/tools/gmx_rdf.c
@@ -630,30 +630,30 @@ int gmx_rdf(int argc,char *argv[])
     "The normal method is around a (set of) particle(s), the other methods",
     "are around the center of mass of a set of particles ([TT]-com[tt])",
     "or to the closest particle in a set ([TT]-surf[tt]).",
-    "With all methods rdf's can also be calculated around axes parallel",
-    "to the z-axis with option [TT]-xy[tt].",
+    "With all methods, the RDF can also be calculated around axes parallel",
+    "to the [IT]z[it]-axis with option [TT]-xy[tt].",
     "With option [TT]-surf[tt] normalization can not be used.[PAR]",
-    "The option [TT]-rdf[tt] sets the type of rdf to be computed.",
+    "The option [TT]-rdf[tt] sets the type of RDF to be computed.",
     "Default is for atoms or particles, but one can also select center",
-    "of mass or geometry of molecules or residues. In all cases only",
+    "of mass or geometry of molecules or residues. In all cases, only",
     "the atoms in the index groups are taken into account.",
-    "For molecules and/or the center of mass option a run input file",
+    "For molecules and/or the center of mass option, a run input file",
     "is required.",
-    "Other weighting than COM or COG can currently only be achieved",
+    "Weighting other than COM or COG can currently only be achieved",
     "by providing a run input file with different masses.",
     "Options [TT]-com[tt] and [TT]-surf[tt] also work in conjunction",
     "with [TT]-rdf[tt].[PAR]",
     "If a run input file is supplied ([TT]-s[tt]) and [TT]-rdf[tt] is set",
     "to [TT]atom[tt], exclusions defined",
-    "in that file are taken into account when calculating the rdf.",
+    "in that file are taken into account when calculating the RDF.",
     "The option [TT]-cut[tt] is meant as an alternative way to avoid",
-    "intramolecular peaks in the rdf plot.",
+    "intramolecular peaks in the RDF plot.",
     "It is however better to supply a run input file with a higher number of",
-    "exclusions. For eg. benzene a topology with nrexcl set to 5",
-    "would eliminate all intramolecular contributions to the rdf.",
+    "exclusions. For e.g. benzene a topology, setting nrexcl to 5",
+    "would eliminate all intramolecular contributions to the RDF.",
     "Note that all atoms in the selected groups are used, also the ones",
     "that don't have Lennard-Jones interactions.[PAR]",
-    "Option [TT]-cn[tt] produces the cumulative number rdf,",
+    "Option [TT]-cn[tt] produces the cumulative number RDF,",
     "i.e. the average number of particles within a distance r.[PAR]",
     "To bridge the gap between theory and experiment structure factors can",
     "be computed (option [TT]-sq[tt]). The algorithm uses FFT, the grid",