When I do these tutorials I often have to take out pencil and paper and do some calculations. It's painful and .. >Aah, poor guy. I feel At one time I thought I'd buy symbolic algebra software, like Maple, but it's a few hundred dollars so ...
>Aah, poor guy.
>Is it any good?
- It does some calculus, finds roots, sums series, plots curves ... and a host of other neat things.
- It's
*very*easy to use. - It's less than 600 kB in size
**!** - It's
**free****!!**
four things!
For example ...
Check out the functions it's got: | abs | adj | and | arccos | arccosh | arcsin | arcsinh | arctan | arctanh | arg | binomial | ceiling | check | coeff | cofactor | condense | conj | contract | cos | cosh | d | deg | denominator | det | dim | display | do | dot | draw | eigen | erf | erfc | eval | exp | expcos | expsin | factor | factorial | filter | float | floor | for | gcd | hermite | hilbert | imag | inner | integral | inv | isprime | laguerre | lcm | legendre | log | mag | mod | not | numerator | or | outer | polar | prime | product | quote | quotient | rank | rationalize | real | rect | roots | simplify | sin | sinh | sqrt | stop | subst | sum | tan | tanh | taylor | test | trace | transpose | unit | zero >Taylor? Who's he?
>Hold on! I'm getting my own copy ... You might also try:
and get:
See how it tries to mimic the sine curve?
> Then, too, you can do some financial stuff: Write: and get the Ito probability distribution for stock prices T = 3 years into the future:
See also |