Synopsis
		sfcosft < in.rsf > out.rsf sign#=0

The input and output are real and have the same dimensions.
Pad the data if you need to suppress wrap-around effects.

Parameters
		int sign#=0 transform along #-th dimension [+1 forward or -1 backward]

Used In
		BEI          dwnc/phasemod dwnc/sigmoid dwnc/vofz   DATA          cant12/stk nankai/data nankai/shots   GALLERY          constant/gazdag constant/stolt constant/vc french/gazdag french/stolt french/vc vofz/gazdag vofz/stolt vofz/vc   GEO384S          hw2/migration hw3/dmo hw6/gazdag hw6/rtm   GEO384W          hw4/sigsbee hw4/synth hw5/lsmig   RSF          su/rsflab7 su/rsflab8 su/rsflab9 su/rsfscales   SEP          bspl/stolt forwd/stolt stoltst/elfst stoltst/imps vc2/beivc vc2/elfvc vc2/sigvc vc2/spec vc2/vcmod vc2/vcspk velspec/impls velspec/sigvc   SWAG          anisogath/synth   TCCS          anisodiff/barrolka diffr/chan3d diffr/fault diffr/gom lfd/oned lowrank/fio ovc/nankai ovc/toy pi/bei pi/simple-model probdif/nankai probdif/toy seislet/seis sglowrank/oned shape/beivc sparse/vg t2dweak/alaska t2dweak/field time2depth2/beinew uncert/beivc varipick/newviking wetm/beivel wetm/nankaizone   ZJU          diffrlrra/fault diffrlrra/nankai_new