# HG changeset patch # User Jaroslav Hajek # Date 1234778026 -3600 # Node ID 59c0fde890a05e29b4a60a0a9a6ab52faa02289a # Parent 900a5bf52309616de76cfbbb181db59db6dcb1f6 more NEWS updates diff -r 900a5bf52309 -r 59c0fde890a0 ChangeLog --- a/ChangeLog Mon Feb 16 10:40:10 2009 +0100 +++ b/ChangeLog Mon Feb 16 10:53:46 2009 +0100 @@ -1,3 +1,7 @@ +2009-02-16 Jaroslav Hajek + + * NEWS: Yet more updates. + 2009-02-16 John W. Eaton * NEWS: Mention command-style parsing changes. More updates. diff -r 900a5bf52309 -r 59c0fde890a0 NEWS --- a/NEWS Mon Feb 16 10:40:10 2009 +0100 +++ b/NEWS Mon Feb 16 10:53:46 2009 +0100 @@ -79,7 +79,10 @@ The fsolve function now accepts an option structure argument (see also the optimset function). The INFO values returned from fsolve have changed to be compatible with Matlab's fsolve function. - Additionally, fsolve is now able to solve overdetermined systems. + Additionally, fsolve is now able to solve overdetermined systems, + complex-differentiable complex systems, systems with a sparse + jacobian and can work in single precision if given single precision + inputs. It can also be called recursively. ** Object Oriented Programming. @@ -186,10 +189,17 @@ completely rewritten and so the indexing of arrays is now significantly faster. + ** Improved memory management. + + Octave will now attempt to share data in some cases where previously + a copy would be made, such as certain array slicing operations or + conversions between cells, structs and cs-lists. This usually reduces + both time and memory consumption. + ** Improved performance for reduction operations. - The performance of the sum, prod, sumsq, cumsum, and cumprod - functions has been significantly improved. + The performance of the sum, prod, sumsq, cumsum, cumprod, any, all, + max and min functions has been significantly improved. ** Diagonal and permutation matrices.