Update lect11.md
Update lect11.md
ucsb-cs8-m17/ucsb-cs8-m17.github.io,ucsb-cs8-m17/ucsb-cs8-m17.github.io,ucsb-cs8-m17/ucsb-cs8-m17.github.io,ucsb-cs8-m17/ucsb-cs8-m17.github.io,ucsb-cs8-m17/ucsb-cs8-m17.github.io