rename some parameters
rename some parameters
rename some parameters
add some comments
modify condition if Double a==0. => if Double.compare(a,0.)==0
Revert "modify condition if Double a==0. => if Double.compare(a,0.)==0"

This reverts commit 16f0fc54c40d1a7cc52a6e9a398938bcc9edc698.
modify condition if Double a==0. => if Double.compare(a,0.)==0
Add Soil effet!