Before revision:  In this work, we propose a GNP convolution layer called  \ (  ) that uses the following mathematical property: when a matrix is {\it Skew-Symmetric}, its exponential function is an {\it orthogonal} matrix.
After revision:  In this work, we propose a GNP convolution layer called   ) that uses the following mathematical property: when a matrix is {\it Skew-Symmetric}, its exponential function is an {\it orthogonal} matrix.