Algebra
Simplify
Returns an expression simplied.
simplify(Expr)
Example:
simplify(4*atan(1/5)-atan(1/239))yields (1/4)*pi
Collect
Collects like terms in a polynomial expression (or in a list of polynomial expressions). Factorizes the results,
depending on the CAS settings.
collect(Poly) or collect({Poly1, Poly2,..., Polyn})
Examples:
collect(x+2*x+1-4) returns 3*x-3
collect(x^2-9*x+5*x+3+1) returns (x-2)^2
Expand
Returns an expression expanded.
expand(Expr)
Example:
expand((x+y)*(z+1)) gives y*z+x*z+y+x
Factor
Returns a polynomial factorized.
factor(Poly)
Example:
factor(x^4-1) gives (x-1)*(x+1)*(x^2+1)
Substitute
Substitutes a value for a variable in an expression.
Syntax: subst(Expr,Var=value)
Example:
subst(x/(4-x^2),x=3) returns -3/5
Partial Fraction
Performs partial fraction decomposition on a fraction.
partfrac(RatFrac or Opt)
Example:
CAS menu 365
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