Online Algebra Calculator
Many of users do not use powerful Maxima computer algebra system for systematic work, but for ad hoc algebraic calculations – equations, functions, matrixes, etc. only. To do this job, it is not useful to download the whole application from a web site.
-- System variable: piece Holds the last expression selected when using the part functions. It is set during the execution of the function and thus may be referred to in the function itself.
(%o1) true (%i2)