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For analytical solution, the following additional assumption is made.5. Both
- Both objects (in our case, sphere and plate) are semi-infinitely large bodies (R1, R2 >> a, where a is contact radius).
Reference* S. Timoshenko and J.N. Goodier: "Theory of Elasticity" -- Chap. 13: Sect. 125, "Pressure between Two Spherical Bodies in Contact
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