ker Alternating Least-Squares:
 Iter  1: fit = 1.812756e-001 fitdelta = 1.8e-001
 Iter  2: fit = 2.272937e-001 fitdelta = 4.6e-002
 Iter  3: fit = 2.412379e-001 fitdelta = 1.4e-002
 Iter  4: fit = 2.436064e-001 fitdelta = 2.4e-003
 Iter  5: fit = 2.444688e-001 fitdelta = 8.6e-004
 Iter  6: fit = 2.449320e-001 fitdelta = 4.6e-004
 Iter  7: fit = 2.451964e-001 fitdelta = 2.6e-004
 Iter  8: fit = 2.453474e-001 fitdelta = 1.5e-004
 Iter  9: fit = 2.454331e-001 fitdelta = 8.6e-005
T is a ttensor of size 5 x 4 x 