The calculation difficult to handle can be settled easily by Basic programming.
"BasicCalc" is based on small BASIC language processing system Petit-BASIC which moves under the Java run time environment- BASIC.
Petit-BASIC version 1.0
Copyright (c)2006,2007,2008 satoshi akabane(LOGICAL-PARADOX.ORG)
Petit-BASIC is distributed under the MIT/X Consortium License.
http://petitbasic.jp/
The calculation difficult to handle can be settled easily by a form of programming.
It's BASIC language, so even a programming beginner can operate easily.