sum in exponential form


 
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Old 01-26-2012
something like
Code:
awk -v ORS="+" '{ print $1 } END { printf("0.00\n"); }' file | bc

which should print a+b+c+d+e+f+g+... z+0.00, feed that into bc, which will sum them up with arbitrary precision.
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SETPWC(1)						      General Commands Manual							 SETPWC(1)

NAME
setpwc - program to set settings specific to Philips (and compatibles like Logitech and Creative) WebCams. SYNOPSIS
setpwc [options] DESCRIPTION
setpwc is a program that can set and query settings of Philips (and compatibles like Logitech and Creative) WebCams. OPTIONS
-h Show summary of options. -p Dump current settings. -d dev Device to use, default /dev/video0. -f x Set framerate, 0-63. -b Store settings in nonvolatile RAM. -r Restore settings from nonvolatile RAM. -x Restore factory settings. -c x Set compression preference, 0-3. -g x Set automatic gain control, 0-65535. -s x Set shutter speed, 1-65535. -w setting Set automatic white balance mode, auto/manual/indoor/outdoor/fl. -a x Set red-balance (only if -w manual), 0-65535. -e x Set blue-balance (idem), 0-65535. -i x Set speed of automatic white balance, 1-65535. -j Set delay for automatic white balance, 1-65535. -k Set led on-time in ms, 0-2550. -l x Set led off-time. -m x Set electronic sharpness, 0-65535. -n x Set backligth compensation, 0=off, other=on. -o x Set antiflicker mode, 0=off, other=on. -q x Set noise reduction mode, 0=none...3=high. -t x Reset pan (bit 0) and/or tilt (bit 1). -u Query pan/tilt status. -y x Set pan position. -x x Set tilt position. AUTHOR
setpwc was written by Folkert van Heusden <folkert@vanheusden.com>. This manual page was written by Anders Lennartsson <anders@lennartsson.se>. for the Debian project (but may be used by others). March 13, 2005 SETPWC(1)