CAS_HELP(1) General Commands Manual CAS_HELP(1)
NAME
cas_help - help for the giac/xcas computer algebra system
SYNOPSIS
cas_help keyword
en_cas_help keyword
es_cas_help keyword
fr_cas_help keyword
DESCRIPTION
This is the help engine of the symbolic and numeric calculator giac by
Bernard Parisse. It is available in some different languages.
EXAMPLE
cas_help gcd
Help for gcd:
gcd((Intg(a) or Poly),(Intg(b) or Poly))
Returns the greatest common divisor of 2 polynomials of several
variables or of 2 integers or of 2 rationals.
See also: 1/ lcm 2/ euler 2/ modgcd 3/ ezgcd 4/ psrgcd 5/ heugcd
6/ Gcd
Ex1:gcd(45,75)
Ex2:gcd(15/7,50/9)
Ex3:gcd(x^2-2*x+1,x^3-1)
Ex4:gcd(t^2-2*t+1,t^2+t-2)
Ex5:gcd((x^2-1)*(y^2-1)*z^2,x^3*y^3*z+(-(y^3))*z+x^3*z-z)
SEE ALSO
icas(1), xcas(1)
AUTHORS
giac is written by Bernard Parisse. https://www-fourier.ujf-greno-
ble.fr/~parisse/giac.html
This manual page was written by Carleos Artime <car-
leos@pinon.ccu.uniovi.es> and Ximin Luo <infinity0@debian.org> for the
Debian GNU/Linux system (but may be used by others).
LICENSE
GPLv3+
2017-02-08 CAS_HELP(1)
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