Subharmonic functions

I tiakina i:
Ngā taipitopito rārangi puna kōrero
Kaituhi matua: Hayman, W.K
Hōputu: Pukapuka
Reo:Ingarihi
I whakaputaina: London Published for the London Mathematical Society by Academic Pr. c1976
Ngā marau:
Ngā Tūtohu: Tāpirihia he Tūtohu
Kāore He Tūtohu, Me noho koe te mea tuatahi ki te tūtohu i tēnei pūkete!