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Figure 2

From: Natural Erosion of Sandstone as Shape Optimisation

Figure 2

Simplified model of stochastic wind erosion. (a) Schematics of a model for the sandstone surface. (b) Distribution p(F N ). (c) Model one-dimensional problem of erosion of a rectangular block. (d) Position of erosion front and (e) trace of a stress tensor as functions of time for two different time scales. (f) The case of non-uniform stress (qualitative illustration).

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