TY - JOUR AU - Borwein, J. M. AU - Lewis, A. S. TI - Decomposition of Multivariate Functions JO - Canadian journal of mathematics PY - 1992 SP - 463 EP - 482 VL - 44 IS - 3 UR - http://geodesic.mathdoc.fr/articles/10.4153/CJM-1992-030-9/ DO - 10.4153/CJM-1992-030-9 ID - 10_4153_CJM_1992_030_9 ER -