mkdir ../tmp
mv *.out ../tmp
scp ./* user@host:/path/to/dest

-a : Recurse into directories i.e. copy all files and subdirectories. Also, turn on archive mode and all other options (-rlptgoD)

-v : Verbose output

-e ssh : Use ssh for remote shell so everything gets encrypted

--exclude='*.out' : exclude files matching PATTERN e.g. *.out or *.c and so on.

s sine
c cosine
a arctan
l natrual log
e exponential
j Bessel functions of integer order

xaa
xab
xac

sudo apt install cobra 

hostnamectl set-hostname new_hostname