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Table 4 Optimization options used by fmincon

From: Boundary modeling in model-based calibration for automotive engines via the vertex representation of the convex hulls

Maximum number of function evaluations 5000 for H-rep.
  20000 for V-rep.
Maximum number of iterations 500
Maximum change in variables for finite-difference gradients 0.1
Minimum change in variables for finite-difference gradients 10−8
Step tolerance for free variables 10−6
Constraint violation tolerance 10−6
Objective function tolerance 10−6