Bloch space
In the mathematical field of complex analysis , the Bloch space , named after French mathematician André Bloch and denoted formula_1 or ℬ , is the space of holomorphic functions "f" defined on the open unit disc D in the complex plane , such that the function 
<triplet> Bloch space <subj> André Bloch <obj> named after <triplet> André Bloch <subj> complex analysis <obj> field of work <triplet> holomorphic function <subj> complex analysis <obj> studied by