| On the Universal Unfolding of C∞ Map Germs Under a Subgroup of A |
| Received:June 06, 1995 |
| Key Words:
unfolding, universal unfolding.
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| Fund Project:Supported by NNSF of China (No.19771035), Doctor grant of the nonferrous Metal Industry Company of China and the Science Research Fund of NCUT. |
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| Abstract: |
| In [1], the universal unfolding of C∞ map germs under the group A,which is well known group defined by J.Mather, was discussed. In this paper a subgroup of A is defined and a necessary and sufficient condition for an unfolding to be universal is given. |
| Citation: |
| DOI:10.3770/j.issn:1000-341X.1998.04.002 |
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