In this short paper the formula of the exponential matrix eA when A is a skewsymmetric real matrix of order 4 is derived.The formula is a generalization of the well known Rodrigues formula for skew-symmetric matrices of order 3
In this short paper the formula of the exponential matrix eA when A is a skewsymmetricreal matrix of order 4 is derived.The formula is a generalization of thewell known Rodrigues formula for skew-symmetric matrices of order 3