- Federer, H.
- Federer spectral sequence
- Fedorov group
- feeble
- feeble solution
- feeble stability
- feebly semi-separated space
- feed
- feedback
- feedback channel
- feedback control
- feedback controller
- feedback decoding
- feedback factor
- feedback function
- feedback gain
- feedback gain matrix
- feedback game
- feedback group
- feedback information
- feedback loop
- feedback shift register
- feedback signal
- feedback synthesis
- feedback system