University of Birmingham From refined estimates for spherical harmonics to a sharp multiplier theorem on the Grushin sphere
University of Birmingham From refined estimates for spherical harmonics to a sharp multiplier theorem on the Grushin sphere
复制标题
伯明翰大学从球谐函数的精确估计到格鲁辛球上的锐乘子定理
DOI:
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发表时间:
2019
期刊:
影响因子:
--
通讯作者:
Alessio Martini
中科院分区:
文献类型:
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作者:
Valentina Casarino;P. Ciatti;Alessio Martini
. We prove a sharp multiplier theorem of Mihlin–H¨ormander type for the Grushin operator on the unit sphere in R 3 , and a corresponding bound-edness result for the associated Bochner–Riesz means. The proof hinges on precise pointwise bounds for spherical harmonics.
影响因子:
1.7
作者:
W. Bauer ;K. Furutani ;C. Iwasaki
通讯作者:
C. Iwasaki
影响因子:
1.9
作者:
Boscain U
通讯作者:
Boscain U