Synopsis
		sfminmax file1=file1.rsf file2=file2.rsf > out.rsf mode=

file1 and file2 must have the same number of elements.

See also: sflistminmax, sfstack.

Parameters
		string file1= RSF filename required, data type must be float (auxiliary input file name)   string file2= RSF filename required, data type must be float (auxiliary input file name)   string mode= 'min' (default) or 'max'

Used In
		TCCS          dlchan/label dlchan/testing dlchan/thin