- fixed basis
- fixed block
- fixed boundary condition
- fixed branch point
- fixed-charge problems
- fixed circle
- fixed component
- fixed coordinate
- fixed cycle
- fixed decimal point
- fixed degree
- fixed effect
- fixed-effect model
- fixed element
- fixed endpoint
- fixed endpoint variational problem
- fixed error
- fixed face
- fixed field
- fixed frame
- fixed function
- fixed homeomorphism
- fixed interval
- fixed length
- fixed level