simply connected space

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simply connected space

[′sim·plē kə¦nek·təd ′spās]
(mathematics)
A topological space whose fundamental group consists of only one element; equivalently, all closed curves can be shrunk to a point.
References in periodicals archive ?
where a (x,y) , b (x,y) ,c (x,y) and d (x,y) are given continuous functions in some simply-connected domain.
z]) are given differentiable functions with respect to the variable z in a simply-connected domain.