fix a bunch more spelling errors

-D EIGEN3_INCLUDE_DIR=path    # path to Eigen library (only needed if a custom location) :pre

If DOWNLOAD_EIGEN3 is set, the Eigen3 library will be downloaded and

inside the CMake build directory.  If the Eig3n3 library is already on

inside the CMake build directory.  If the Eigen3 library is already on

your system (in a location CMake cannot find it), EIGEN3_INCLUDE_DIR

is the directory the Eigen3++ include file is in.

first be installed).  Many of these include specific compiler flags

for optimized performance.  Please note, however, that some of these

customized machine Makefile are contributed by users.  Since both

compilers, OS configs, and LAMMPS itself keep changing, their settings

may become outdated:

compilers, OS configurations, and LAMMPS itself keep changing, their

settings may become outdated:

make mac             # build serial LAMMPS on a Mac

make mac_mpi         # build parallel LAMMPS on a Mac

and the reason why.  If the explanation here is not sufficient, the

documentation for the offending command may help.  Warning messages

also list the source file and line number where the warning was

generated.  For example, a message lile this:

generated.  For example, a message like this:

WARNING: Bond atom missing in box size check (domain.cpp:187) :pre

"thermo_style"_thermo_style.html command, often includes pressure

values.  As explained on the doc page for the

"thermo_style"_thermo_style.html command, the default pressure is

setup by the thermo command itself.  It is NOT the presure associated

setup by the thermo command itself.  It is NOT the pressure associated

with any barostatting fix you have defined or with any compute you

have defined that calculates a presure.  The doc pages for the

have defined that calculates a pressure.  The doc pages for the

barostatting fixes explain the ID of the pressure compute they create.

Thus if you want to view these pressurse, you need to specify them

Thus if you want to view these pressures, you need to specify them

explicitly via the "thermo_style custom"_thermo_style.html command.

Or you can use the "thermo_modify"_thermo_modify.html command to

re-define what pressure compute is used for default thermodynamic

different for each body particle. These floating-point values can be

listed on as many lines as you wish; see the

"read_data"_read_data.html command for more details.  Because the

maxmimum vertices per face is hard-coded to be 4

maximum number of vertices per face is hard-coded to be 4

(i.e. quadrilaterals), faces with more than 4 vertices need to be

split into triangles or quadrilaterals.  For triangular faces, the

last vertex index should be set to -1.