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AERN-RnToRm-0.4.9: ChangeLog

0.4.9:
    * Added a quickcheck testing harness for the polynomial arithmetic core.
    * Rewritten polynomial arithmetic core.
    * Fixed many rounding errors affecting almost all operations.
    * New operation: substitution into an enclosure of a *monotone* function.
    * In enclosure arithmetic, now can set a limit on the size of each enclosure representation.
      This is important for many-variate polynomials that tend to have very many terms.
      
0.4.3:
    * fixed two serious errors in exponentiation of PFEs
    * added composition of a monotone function approx with another function approx
      and implemented it for PFEs on individual domain boxes
0.4.2: 1 December 2008
    * substantially improved division by a constant PFE (polynomial function enclosure)
    * added proper handling of overflown coefficients
0.4.1: 30 September 2008
    * updated to work with AERN-Real 0.9.7    
0.4: 20 August 2008
    * fixed several serious bugs in sin and cos
    * added arctan
0.3.0.3: 7 August 2008
    * revamped package description to make it much shorter and linked it
      to the main module
0.3.0.2: 7 August 2008
    * deleted irrelevant/confusing text from package description
0.3.0.1: 7 August 2008
    * fixed markup in package description
0.3.0: 7 August 2008
    * initial release of AERN-RnToRm after one year of work and two successful 
      internal applications