This calculator is a Javascript application running locally on your machine.
Some technical remarks:
Available constants and functions:
+, -, *, /, ^, pi, e, sqrt(), ln(), abs(), sign(),
floor(), ceil(), n!,
C(n,k), ran(a,b,n), sin(), cos(), tan(), sin^-1(), cos^-1(),
tan^-1(),
sinh(), cosh(), tanh(), sinh^-1(), cosh^-1(), tanh^-1(),
sec(), csc(), cot(), sec^-1(), csc^-1(), cot^-1(),
sech(), csch(),
coth(), sech^-1(), csch^-1(), coth^-1()
Thanks to Professor Peter Jipsen of Chapman University for his gift to the world of ASCIIMathML and this calculator, and especially for adapting his prototype calculator to our needs in this textbook.