Running the Digital Elevation Model
2.1		Introduction
2.2		Primary functions of Topog_Demgen
		2.2.1 The Display function button
		2.2.2 The Build function button
		2.2.3 The Run function button
2.3		Building parameter files using Topog_Demgen
		2.3.1 Building the .spl file 2.3.1.1 The build window function buttons 2.3.1.2 The build window data fields 2.3.1.3 The build window input files field
		2.3.2 Building the .gcn file 2.3.2.1 The build window function buttons 2.3.2.2 The build window data fields
2.4		Running Splin2h and Grdcon using Topog_Demgen
		2.4.1 Generating a contour map with irregular contour intervals
2.5		A final word on DEM

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