Research Article

Effect of Underground Coal Mining on Slope Morphology and Soil Erosion

Table 4

Integral formulas for calculating area of concave, convex, and mixed slopes.

Slope typeAreaCurve equation

Concave slope
Convex slope
Mixed slope

Note. The curve equations corresponding to different slope types are also different. Therefore, the curve equation in Table 4 can only be applied to the slope studied in this paper.