V6.03 build 458 released 5/Feb/2012:
Major maintenance release.

V6.02 build 455 released 15/Nov/2011:
Minor maintenance only.

V6.02 build 453 released 6/Oct/2011:
New currency date only.

V6.02 build 450 released 26/Feb/2011:
Improved access to chart data.
Improved shift planner

V6.0 build 444 released 24/Jan/2011:
T-Lib compatibility with PhoneLib.

V6.0 build 426 released 8/July/2009:
T-Plan improvements
     Append history files

V6.0 build 420 released 30/Jan/2009:
T-Convert for converting data into PhoneCalc and T-Plan files.
PhoneCalc new features
     hierarchical scenarios
     shift planner
T-Plan improvements
     TOD factors for short history
provision for quiet-mode installation.

Erlang Information

Erlang calculations, introduction, spreadsheets without add-ins; mathematical details.