[Ilwis]
Type=Function
Description=d ... / dx

[Function]
Type=Filter
DefaultDomain=value.dom
DefaultValueRange=-100:100:0.01

[Filter]
Type=FilterLinear
FilterRows=1
FilterColumns=5

[FilterLinear]
Matrix_Size=1 5
Matrix_Row0= 1 -8 0 8 -1
Gain=0.08333333
DomainChangeable=yes
ValueRangeChangeable=yes
