/// <summary>
        /// Base 10 logarithm.
        /// </summary>
        /// <returns>base 10 logarithm of the instance</returns>
        public DerivativeStructure log10()
        {
            DerivativeStructure result = new DerivativeStructure(compiler);

            compiler.log10(data, 0, result.data, 0);
            return(result);
        }