例句與造句

1. Finally, the stable and unstable sets are \ mathcal { C } ^ k injectively immersed disks.
2. Given a neighborhood U of p, the "'local stable and unstable sets "'of p are defined by
3. If p is a periodic point of least period k, then it is a fixed point of f ^ k, and the stable and unstable sets of p are
4. If p is a hyperbolic periodic point, the stable manifold theorem assures that for some neighborhood U of p, the local stable and unstable sets are \ mathcal { C } ^ k embedded disks, whose tangent spaces at p are E ^ s and E ^ u ( the stable and unstable spaces of Df ( p ) ), respectively; moreover, they vary continuously ( in a certain sense ) in a neighborhood of f in the \ mathcal { C } ^ k topology of \ mathrm { Diff } ^ k ( X ) ( the space of all \ mathcal { C } ^ k diffeomorphisms from X to itself ).
5. It's difficult to find stable and unstable sets in a sentence. 用stable and unstable sets造句挺難的