Truncated Newton function minimization with bounds constraints based on the 'Matlab'/'Octave' codes of Stephen Nash.
Changes in Rtnmin
TODOS o Simplification and streamlining of code to mesh better with other R optimization tools.
o Put maxit, maxfun in control list somehow.
o Setup trace as integer to work properly
o Removed development files from inst, and inst directory
o Modlnp fix from SGN implemented so jones function works.
o Some fixes, particularly to dot-arguments missing from calls to user function.
o Changed returned user fgfun to f with g as attribute.
o Properly packaged version of Rtnmin.
o First version of Rtn.