; PPT Convolution file
; $VER: Convolute 0.0 (Feb 13 1995)
7
204
1
0 0 0 0 0 0 0 
0 0 0 0 0 0 0 
0 0 0 0 0 0 0 
0 0 0 1 0 0 0 
0 0 0 0 -1 0 0 
0 0 0 0 0 0 0 
0 0 0 0 0 0 0