Theory

General
Basis functions and collocation nodes
Perturbation Theory
Zernike Polynomial Evaluation
List of Variables
Optimizers Supported

Guides

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Equilibrium Solve Tutorials

Basic Equilibrium
Advanced Equilibrium & Continuation
Continuation method step by step
Near axis constraints
Free boundary equilibrium

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Basic QS Optimization
Advanced QS Optimization
REGCOIL-Like Coil Optimization in DESC
Omnigenity Optimization
Bootstrap Current Self-Consistency
Stage-Two Filamentary Coil Optimization
Quadratic Flux Minimizing Surfaces
Infinite-\(n\) ideal ballooning stability optimization
Neoclassical transport and fast ions
Deflation Methods for Equilibrium and Optimization
Near Axis Constrained Equilibria

Public API

Equilibrium, Surfaces, and Profile classes
Objectives, Optimizers, and Grids
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Alphabetical Listing

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Command Line Interface
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How do we solve Equilibrium?
Collocation grids
Adding new physics quantities
Adding new objective functions
Using external codes
Adding new optimizers
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Publication List

DESC

Objectives, Optimizers, and Grids
desc.objectives.FreeSurfaceError
desc.objectives.FreeSurfaceError.fixed
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desc.objectives.FreeSurfaceError.fixed

property FreeSurfaceError.fixedSource 

Whether the objective fixes individual parameters (or linear combo).

Type:: bool

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