Program sfextend1 | 
[SYNOPSIS]
sfextend1 < loga.rsf > log_eo.rsf num=
[COMMENTS]
Dataset padding - maintains dataset dims.

Pads dataset by first and last nonzero sample. This helps reduce artifacts introduced by PP well log interpolation.

[PARAMETERS]
int     | num | = |   | 	Number of samples
[DIRECTORY]
user/sbader
