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{alias:ead}
h2. Name

*ead* — Extended add of two grids

h2. Syntax
{panel:|borderStyle=solid|borderWidth=1|bgColor=#FFFFAA}

*ead lo | hi* _hiname_  ; # The first grid in active, the other in workspace _hiname_

{panel}

h2. Description

Add two grids. The overlapping parts are added, while the parts not overlapping will contain the original z-values of the grid that will be used as save grid. 

h2. Arguments

*lo* _hiname_ 
{indent}The result is placed in active.{indent} 
*hi* _hiname_ 
{indent}The result is placed in workspace hiname.{indent}

h2. See also

[add - Add to dataset], [lgo - Logical operation for grids], [rep - Replace]
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