On Mon, 15 Oct 2018, oleg_komashko(a)ukr.net wrote: Ah, thanks, Oleh. This is almost certainly some fallout from the work we did in June on the optimisation of matrix slicing. I don't have time to look into this tonight, but perhaps Allin may (and would doubtlessy be 100 time more efficient than me in fixing the problem). ------------------------------------------------------- Riccardo (Jack) Lucchetti Dipartimento di Scienze Economiche e Sociali (DiSES) Università Politecnica delle Marche (formerly known as Università di Ancona) r.lucchetti(a)univpm.it http://www2.econ.univpm.it/servizi/hpp/lucchetti -------------------------------------------------------