bipolar orientation

acyclic orientation with exactly one source and sink

en-US/baɪˈpoʊlɚ ˌoʊɹiɛnˈteɪʃən/
en-GB/baɪˈpəʊlə ˌɔːɹɪənˈteɪʃən/

زمرے:

acyclic orientation