Vijay v1j4y

## rsync.sh
alias rsync="rsync -h -v -r -P -t"

## tmux_local_install.sh
#!/bin/bash

# Script for installing tmux on systems where you don't have root access.
# tmux will be installed in $HOME/local/bin.
# It's assumed that wget and a C/C++ compiler are installed.

# exit on error
set -e

TMUX_VERSION=2.3

## debug2.sh
mpirun -n 2 /opt/X11/bin/xterm -hold -e lldb -o run -ex ex1 -- inpfile

## debug.sh
mpiexec -n 4 valgrind --tool=memcheck -q --num-callers=20 --track-origins=yes --log-file=valgrind.log.%p --dsymutil=yes ./ex1 -malloc off inpfile

## compiling_block.txt
1. open-mpi
  I. use --with-tm=no
  II. export CXX,CC,GCC with the correct gcc path
2. boost
  I. give the correct path for CXX,MPICXX
  II. using mpi in the project-*.jam file
  III. use ldd to verify that the correct libraries are being used
  IV. otherwise change LD_LIBRARY_PATH to point to the correct libraries
  V. one must also use this to invoke b2: ./b2 install --user-config=user-config.jam  --with-filesystem --with-system -j4 --with-mpi --with-program_options --with-serialization stage
3. Block

## diag.py
#!/usr/bin/env python

import numpy
from numpy import linalg as LA

print "numpy version=",numpy.version.version

# set up the Heisenberg hamiltonian for interaction between two spins S=5/2 and S=3/2 spins

array = numpy.zeros((4,4))

## getfloat.awk
awk '/[0-9]+\.[0-9]*/ { print }'

## gitview
#!/bin/bash
#git log --stat --decorate --oneline | awk '$5 ~"insertions" {COUNT++;print COUNT,$4,$4-$6} $2 ~ "origin" {print $2; }' >/tmp/additions
git log --stat --decorate --oneline | awk '$5 ~"insertions" {COUNT++;print COUNT,$4,$4-$6}' >/tmp/additions

gnuplot<<EOF
set terminal dumb
set multiplot
plot 'additions' u 1:2 with lines lt 1
exit
EOF

## huckelmatrix.m
hu[n_]:=t*(AdjacencyMatrix@CycleGraph[n]-SparseArray[{{1,n}->1,{n,1}->1}]);
hu[5]//MatrixForm

## crop_mat.m
Nest[Transpose@DeleteCases[#, {(0 | 0.) ..}] &, m, 2]

(*
Remove 0 and 0. columns and rows from a given matrix and reduce the size to contain only non-zero rows and columns
*)
	#!/bin/bash

	# Script for installing tmux on systems where you don't have root access.
	# tmux will be installed in $HOME/local/bin.
	# It's assumed that wget and a C/C++ compiler are installed.

	# exit on error
	set -e

	TMUX_VERSION=2.3
	1. open-mpi
	I. use --with-tm=no
	II. export CXX,CC,GCC with the correct gcc path
	2. boost
	I. give the correct path for CXX,MPICXX
	II. using mpi in the project-*.jam file
	III. use ldd to verify that the correct libraries are being used
	IV. otherwise change LD_LIBRARY_PATH to point to the correct libraries
	V. one must also use this to invoke b2: ./b2 install --user-config=user-config.jam --with-filesystem --with-system -j4 --with-mpi --with-program_options --with-serialization stage
	3. Block
	#!/usr/bin/env python

	import numpy
	from numpy import linalg as LA

	print "numpy version=",numpy.version.version

	# set up the Heisenberg hamiltonian for interaction between two spins S=5/2 and S=3/2 spins

	array = numpy.zeros((4,4))
	#!/bin/bash
	#git log --stat --decorate --oneline \| awk '$5 ~"insertions" {COUNT++;print COUNT,$4,$4-$6} $2 ~ "origin" {print $2; }' >/tmp/additions
	git log --stat --decorate --oneline \| awk '$5 ~"insertions" {COUNT++;print COUNT,$4,$4-$6}' >/tmp/additions

	gnuplot<<EOF
	set terminal dumb
	set multiplot
	plot 'additions' u 1:2 with lines lt 1
	exit
	EOF
	hu[n_]:=t*(AdjacencyMatrix@CycleGraph[n]-SparseArray[{{1,n}->1,{n,1}->1}]);
	hu[5]//MatrixForm
	Nest[Transpose@DeleteCases[#, {(0 \| 0.) ..}] &, m, 2]

	(*
	Remove 0 and 0. columns and rows from a given matrix and reduce the size to contain only non-zero rows and columns
	*)