Habash al-H
sib 海拜什哈西卜（约卒于864—874）
- relative dimension
- relative discriminant
- relative distance
- relative efficiency
- relative entropy
- relative error
- relative extension
- relative extremum
- relative field
- relative frequency
- relative Frobenius morphism
- relative functor
- relative geometry
- relative group
- relative growth
- relative growth rate
- relative homeomorphism
- relative homological algebra
- functionally separated set
- functional matrix
- functional measure
- functional method
- functional model
- functional operation
- functional operator