feature-kindAvailable
Global ODEs and DAEs
Dimensioned first-order differential states f(t,q,qdot,p,u)=0 and algebraic constraints g(t,q,p,u)=0; affine differential systems may use exact zero-order-hold matrix-exponential steps.
Reference contract
| Field | Value | Description |
|---|---|---|
| area | Mathematics / ODE and DAE Interfaces | — |
| boundaryFeatures | [] | — |
| childCategories | ["physics.domain","physics.boundary"] | — |
| defaultMaterial | null | — |
| displayName | Global ODEs and DAEs | — |
| domainFeatures | [{"assemblyRole":"none","displayName":"Time Integration","entityDimensions":["global"],"fields":[{"default":"BDF","name":"Integrator","required":true,"valueType":"enum","values":["BDF","Exact Linear ZOH"]}],"kind":"Time Integration","multiple":false,"parentCategory":"physics","required":false},{"assemblyRole":"none","displayName":"Differential State","entityDimensions":["global"],"fields":[{"default":"x","name":"Name","required":true,"valueType":"string"},{"default":"1","name":"Unit","required":true,"valueType":"string"},{"default":"0","name":"Equation","required":true,"unit":"1/s","valueType":"expression"},{"default":"0","name":"Initial value","required":true,"unit":"1","valueType":"expression"}],"kind":"Differential State","multiple":true,"parentCategory":"physics","required":false,"targetField":"q"},{"assemblyRole":"none","displayName":"Algebraic State","entityDimensions":["global"],"fields":[{"default":"z","name":"Name","required":true,"valueType":"string"},{"default":"1","name":"Unit","required":true,"valueType":"string"},{"default":"z","name":"Residual","required":true,"unit":"1","valueType":"expression"},{"default":"0","name":"Initial value","required":true,"unit":"1","valueType":"expression"}],"kind":"Algebraic State","multiple":true,"parentCategory":"physics","required":false,"targetField":"q"},{"assemblyRole":"none","displayName":"Global Parameter","entityDimensions":["global"],"fields":[{"default":"a","name":"Name","required":true,"valueType":"string"},{"default":"1","name":"Unit","required":true,"valueType":"string"},{"default":"0","name":"Value","required":true,"unit":"1","valueType":"expression"}],"kind":"Global Parameter","multiple":true,"parentCategory":"physics","required":false},{"assemblyRole":"none","displayName":"Expression Output","entityDimensions":["global"],"fields":[{"default":"ode.output","name":"Name","required":true,"valueType":"string"},{"default":"1","name":"Unit","required":true,"valueType":"string"},{"default":"q","name":"Expression","required":true,"unit":"1","valueType":"expression"}],"kind":"Expression Output","multiple":true,"parentCategory":"physics","required":false}] | — |
| kind | Global ODEs and DAEs | — |
| materialSchema | [] | — |
| publishedFields | [] | — |
| status | certified | — |
| studies | ["Transient"] | — |
| studyCapabilities | [{"certified":true,"differentiability":"exact-ad","kind":"transient","reason":"september-2026-classroom verified contract: dimension-preserving BDF residuals for differential and algebraic states, exact affine zero-order-hold propagation, and state/input/parameter adjoints checked against analytical or centered finite-difference references"}] | — |
| tag | ode | — |
| visible | true | — |
Dimensioned first-order differential states f(t,q,qdot,p,u)=0 and algebraic constraints g(t,q,p,u)=0; affine differential systems may use exact zero-order-hold matrix-exponential steps.
Contract
| Property | Value |
|---|---|
| area | Mathematics / ODE and DAE Interfaces |
| boundaryFeatures | [] |
| childCategories | ["physics.domain","physics.boundary"] |
| defaultMaterial | null |
| displayName | Global ODEs and DAEs |
| domainFeatures | [{"assemblyRole":"none","displayName":"Time Integration","entityDimensions":["global"],"fields":[{"default":"BDF","name":"Integrator","required":true,"valueType":"enum","values":["BDF","Exact Linear ZOH"]}],"kind":"Time Integration","multiple":false,"parentCategory":"physics","required":false},{"assemblyRole":"none","displayName":"Differential State","entityDimensions":["global"],"fields":[{"default":"x","name":"Name","required":true,"valueType":"string"},{"default":"1","name":"Unit","require... |
| kind | Global ODEs and DAEs |
| materialSchema | [] |
| publishedFields | [] |
| status | certified |
| studies | ["Transient"] |
| studyCapabilities | [{"certified":true,"differentiability":"exact-ad","kind":"transient","reason":"september-2026-classroom verified contract: dimension-preserving BDF residuals for differential and algebraic states, exact affine zero-order-hold propagation, and state/input/parameter adjoints checked against analytical or centered finite-difference references"}] |
| tag | ode |
| visible | true |