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The NLMIXED Procedure

Details

This section contains details about the underlying theory and computations of PROC NLMIXED.


Modeling Assumptions and Notation

Integral Approximations

Optimization Algorithms

Finite Difference Approximations of Derivatives

Hessian Scaling

Active Set Methods

Line-Search Methods

Restricting the Step Length

Computational Problems

Covariance Matrix

Prediction

Computational Resources

Displayed Output

ODS Table Names

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