Isodapane
Encyclopedia
Isodapane is a similar term to the geographical contour line
Contour line
A contour line of a function of two variables is a curve along which the function has a constant value. In cartography, a contour line joins points of equal elevation above a given level, such as mean sea level...

. It was introduced by Alfred Weber
Alfred Weber
Alfred Weber was a German economist, sociologist and theoretician of culture whose work was influential in the development of modern economic geography.-Life:...

. It means "equal transportation cost", used in industrial and economic geography. It is a theoretical tool used to assist in finding the optimal location for industry.

A series of isodapanes (points of equal transportation cost) are placed around the minimum cost point, with the curve farthest away from the minimum isodapane representing sites having the highest costs.
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