Kalker
scientific calculator math syntax user-defined functions kalker
...Note: estimation and limited to one root
Derivation (prime notation) and integration (eg. integral(a, b, x dx)
The value of an integral is estimated using Simpson's 3/8 rule,
while derivatives are estimated using the symmetric difference quotinent (and derivatives of higher order can be a bit inaccurate as of now)
Complex numbers
Understands fairly ambiguous syntax (eg. 2sinx + 2xy)
Syntax highlighting
Piecewise functions: , pressing enter before typing the final "}" will make a new line without submitting. Semicolons are only needed when writing everything on the same linef