- Strutt, J.W.
- Strutt mapping
- Struve differential equation
- Struve, F.G.W.von
- Struve function
- Struve H-function
- Struve L-function
- Student distribution
- studentization
- Studentized range
- studentized statistic
- logical orientation
- logical paradox
- logical problem
- logical product
- logical programming
- logical proposition
- logical relation
- logical rule
- logical schema
- logical sequence
- logical structure
- logical sum
- logical symbol
- logical synthesis