- formula of associativity
- formula of computation
- formula of double angles
- formula of interpolation
- formula of partial summation
- formula of summation by parts
- formula of total expectation
- formula of total probability
- formula of variation of constants
- formula over an alphabet
- formulary
- formulation
- formulation of a problem
- Formula Translor
- formula with backward differences
- formula with forward differences
- formula （复数形式 formulae或 formulas)
- Fornaess, J.E.
- for some
- Forsyth, A.R.
- Forsythe, G.E.
- Fortet, R.M.
- Fortran
- fortuitous
- fortuitous distortion