%0 Journal Article %T Eigenvalues of the Tachibana Operator which Acts on Differential Forms %A Sergey E. Stepanov %A Josef Mikes %J Mathematics %D 2014 %I arXiv %X In the present paper we show spectral properties of a littleknown natural Riemannian second-order differential operator acting on differential forms. %U http://arxiv.org/abs/1401.1395v1