𝔖 Bobbio Scriptorium
✦   LIBER   ✦

A necessary and sufficient condition for the existence of a tightest local frame

✍ Scribed by Ton Geerts


Publisher
Elsevier Science
Year
1994
Tongue
English
Weight
240 KB
Volume
22
Category
Article
ISSN
0167-6911

No coin nor oath required. For personal study only.


πŸ“œ SIMILAR VOLUMES


Necessary and sufficient conditions for
✍ Kaiqi Xiong πŸ“‚ Article πŸ“… 1995 πŸ› Elsevier Science 🌐 English βš– 563 KB

We discuss the problem of absolute stability and the Aizerman conjecture. Necessary and sufficient conditions are derived for the Lurie-Postnikov system to be absolutely stable by using a G-type Lyapunov function. The conditions that we give will be easily verified in practical applications.

A necessary and sufficient condition for
✍ Wenxiong Chen; Congming Li πŸ“‚ Article πŸ“… 1995 πŸ› John Wiley and Sons 🌐 English βš– 493 KB πŸ‘ 1 views

We seek metrics conformal to the standard ones on S" having prescribed Gaussian curvature in case n = 2 (the Nirenberg Problem), or prescribed scalar curvature for n t 3 (the Kazdan-Warner problem). There are well-known Kazdan-Warner and Bourguignon-Ezin necessary conditions for a function R(x) to b

A necessary and sufficient condition for
✍ P. Cerejeiras; Q. Chen; U. KΓ€hler πŸ“‚ Article πŸ“… 2009 πŸ› John Wiley and Sons 🌐 English βš– 127 KB πŸ‘ 1 views

## Abstract We present a sufficient and necessary condition for the Bedrosian identity to hold for a large class of mono‐components based on a generalized Sinc‐function. Copyright Β© 2009 John Wiley & Sons, Ltd.