eCalc is a new feature of web 2.0.It lets you calculate online.There is a to type for calculating:Basic and Scientific.For Basic you make basic operations.Scientific feature is useful for more comlex calculations.You can convert units,Decimal to Fraction RPN or Algebraic calculations.It is also free to use.
If you don't know how to use calculator there is a also a demo video.
BASIC SCIENTIFIC
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Iris
July 17, 2008 at 2:15 PM
Thanks for sharing, this is really great use. I never thought i can find a calculator online where you can work with calculus or differentials. Great for students aswell.