2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/53055We show that the multiparameter (intersecting) brane solutions of string/M theories given in the literature can all be obtained by a suitable combination of boosts in eleven dimension, S and T dualities. We also describe a duality property of the D dimensional multiparameter solutions describing branes smeared in compact directions. This duality is analogous to the T duality of the string theory but is valid for any value of D.23 pages. Latex file. Version 2: References addedHigh Energy Physics - TheoryGeneral Relativity and Quantum Cosmologytext