TY - JOUR T1 - On Smooth Families of Diffeomorphic Manifolds and Their Distribution Function AU - Calamai , Simone JO - Journal of Mathematical Study VL - 2 SP - 230 EP - 242 PY - 2024 DA - 2024/06 SN - 57 DO - http://doi.org/10.4208/jms.v57n2.24.07 UR - https://global-sci.org/intro/article_detail/jms/23171.html KW - Level set, third variation. AB -

We present a formula for the third derivative of the distribution function of a regular function on a domain of $\mathbb{R}^{n+1},$ and a further discussion of the extra assumption that the function is harmonic. The present work builds on [3, 5].