Synopsis
		sfpow < in.rsf > out.rsf tpow= pow#=(0,0,...)

March 2013 program of the month:
http://www.ahay.org/blog/2013/03/10/program-of-the-month-sfpow/

Parameters
		float pow#=(0,0,...) power on #-th axis   float tpow=

Used In
		BEI          dpmv/matt dwnc/vofz fld/yc ft1/brad krch/sep73 sg/denmark vela/stretch wvs/head   DATA          alaska/line31-81-m8r bpmodel94/firstlook cant12/lpf cant12/stk chevron2014/fwi chevron2014/ntg nankai/data nankai/shots seam-phase1-2d/cvs seam-phase1-2d/vscan segsalt/data teapotdome/canoren viking/decon viking/fetch viking/firstlook   GALLERY          bptti/model marmousi/recurkir model94/model statics94/model   GEE          lmn/sep73 lsq/antoine mda/pefex noiz/softclip pch/mideast pch/steep   GEO384H          hw1/tpow   GEO384S          hw1/data hw2/groundroll hw3/dmo hw3/nmo hw4/alaska hw4/viking hw5/pradon hw6/kirchhoff hw6/rtm   GEO384W          hw3/synth hw4/synth   HANSUNG          cgg/real cgg/syn   JLU          vdseislet/demultiple   RSF          reprobook/exam3 rsf/sfagc scons/rsf su/rsfdecon su/rsfkasper su/rsfkfupm su/rsflab12 su/rsflab13 su/rsflab14 su/rsflab15 su/rsflab16   SEP          aal/gulf cdstep/veltran fat/migration pefmult/haskell pefmult/mobil pwd/lomo stack/velinv steer/wz25   SWAG          anisogath/synth   TCCS          anisodiff/barrolka demulemd/haskell demulemd/mobil eikods/migration fwiseislet/encoding-spar fwiseislet/noise-spar nmodeblend/class nmodeblend/synth onestep/bpttirtm orthogroll/field ovc/nankai ovc/psovc pi/barrolka probdif/nankai probdif/noisy-synthetic probdif/synthetic sparse/sparse-experim-shaping sparse/vg svmf/class svscan/class t2dweak/alaska time2depth2/vgrad varipick/newviking vscan/hw wetm/nankaizone   XJTU          mcaseislet/sep2   ZJU          diffrlrra/nankai_new diffrlrra/synth