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.
Function: entier (<x>) Returns the largest integer less than or equal to <x> where <x> is numeric. fix (as in fixnum) is a synonym for this, so fix(<x>) is precisely the same.
![Entier Example plot2d(sin(10*x+10*entier(sin(x))),[x,-5,5]);](http://maxima-online.org//plot.html?g=p1182778880.png&t=img&db=r2030935407)
(%o1) true (%i2)