Abstract
In this paper we study the unstability and nonexistence of $F$-harmonic maps. We introduce the notion of $F$-strongly unstable and $F$-unstable manifolds and discuss properties of such manifolds. We classify all compact irreducible $F$-unstable symmetric spaces.
Citation
Mitsunori Ara. "Instability and nonexistence theorems for $F$-harmonic maps." Illinois J. Math. 45 (2) 657 - 679, Summer 2001. https://doi.org/10.1215/ijm/1258138362
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