CS3331 Mid-term Review (Regular Language)

Yiwei Li

Department of Computer Science

University of Western Ontario

October 28, 2017

Outline

- Regular expression to FSM- FSM to Regular expression- NDFSM to DFSM- MinDFSM- Pumping theorem

Regular expression to FSM

Regular expression to FSM

Regular expression to FSM

Regular expression to FSM

Regular expression to FSM

Regular expression to FSM, another example

NDFSM to DFSM

DFSM and NDFSM- with a same input letter, NDFSM can go to different states- only one path needs to be accepted- ε transition

NDFSM to DFSM

DFSM and NDFSM- with a same input letter, NDFSM can go to different states- only one path needs to be accepted- ε transition

NDFSM to DFSM

NDFSM to DFSM

minDFSM

minDFSM

FSM to Regular expression (rip)

FSM to Regular expression (rip)

FSM to Regular expression (rip)

FSM to Regular expression (rip)

FSM to Regular expression (rip)

FSM to Regular expression (rip), another example

Thank you!