Skip to documentation content
On this page
  1. Reference contract
  2. Authoritative source

Coefficient Form PDE

Defines optimization applicability and derivative ownership for Coefficient Form PDE.

Reference contract

FieldValueDescription
kindCoefficient Form PDE
namespacecfpde
statusdevelopment
visiblefalse
optimizationContract{"baseStudies":["stationary"],"certificationFixture":"tests/python_backend/test_differentiable_physics_contract.py::test_builtin_physics_optimization_contract_gate","contributionBindings":[{"certificationFixture":"tests/python_backend/test_differentiable_physics_contract.py::test_builtin_physics_optimization_contract_gate","contribution":"domain-feature:Coefficient Form Equation","runtimeOwner":"CoefficientFormPDE.element_residual"},{"certificationFixture":"tests/python_backend/test_differentiable_physics_contract.py::test_builtin_physics_optimization_contract_gate","contribution":"boundary-feature:Dirichlet Boundary Condition","runtimeOwner":"CoefficientFormPDE.element_residual"},{"certificationFixture":"tests/python_backend/test_differentiable_physics_contract.py::test_builtin_physics_optimization_contract_gate","contribution":"boundary-feature:Flux Boundary Condition","runtimeOwner":"CoefficientFormPDE.element_residual"},{"certificationFixture":"tests/python_backend/test_differentiable_physics_contract.py::test_builtin_physics_optimization_contract_gate","contribution":"weak-contribution:cfpde.coefficient","runtimeOwner":"CoefficientFormPDE.element_residual"}],"functionalReductions":["integral","average","minimum","maximum","rms","norm","smooth-maximum","smooth-minimum","value"],"geometricModes":{"coordinate":{"applicability":"required","reason":""},"materialTopology":{"applicability":"required","reason":""}},"historyFields":[],"objectiveRules":[{"entityDimensions":["global","domain","boundary","point"],"modes":["stationary"],"operators":["integral","average","minimum","maximum","rms","norm","smooth-maximum","smooth-minimum"],"supportsSelection":true,"symbols":["cfpde.u"],"valueKind":"field"},{"entityDimensions":["global"],"modes":["stationary"],"operators":["value"],"supportsSelection":false,"symbols":["cfpde.energy"],"valueKind":"scalar-global"},{"entityDimensions":["global"],"modes":["stationary"],"operators":["value"],"supportsSelection":false,"symbols":["cfpde.compliance"],"valueKind":"scalar-global"}],"objectiveSymbols":["cfpde.u","cfpde.energy","cfpde.compliance"],"requiredDerivativeChannels":["parameter","input","coordinate","material"],"role":"spatial-analysis","runtimeProvider":"CoefficientFormPDE.element_residual","schemaVersion":"1.0.0","stateFields":["u"]}
governingEquations[{"description":"","differentiability":"exact-ad","editor":null,"entityDimension":"domain","latex":"-\\nabla\\!\\cdot\\!\\left(c\\nabla u\\right)=f","mathml":"<math display=\"block\"><mrow><mo>-</mo><mo>&#x2207;</mo><mo>&#x22C5;</mo><mo>(</mo><mi>c</mi><mo>&#x2207;</mo><mi>u</mi><mo>)</mo><mo>=</mo><mi>f</mi></mrow></math>","name":"Coefficient form elliptic equation","readOnly":true,"section":"governing-equation"}]

The runtime provider, evidence fixture, derivative channels, geometric modes, objective symbols, reductions, contribution bindings, and governing equations are generated from the physics catalog.

Authoritative source

Catalog
telion_backend.v2.catalog.PhysicsCatalog
Identity
PhysicsDeclaration/cfpde/optimizationContract
Path
src/telion_backend/v2/physics/specs.py
Symbol
DifferentiablePhysicsContract