1GIAC(1) General Commands Manual GIAC(1)
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6 giac - computer algebra system
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9 giac [options] files
10 icas [options] files
11 xcas files
12 cas_help keyword
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15 giac is an advanced symbolic and numeric calculator by Bernard Parisse.
16 The console interface is named icas or equivalently giac The correā
17 sponding GUI program is called xcas. These programs has extensive html
18 documentation; One can also obtain some help about a keyword like this:
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20 0>> ?gcd
21 Returns the greatest common divisor of 2 polynomials of several
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23 or of 2 integers or of 2 rationals.
24 (Intg(a) or Poly),(Intg(b) or Poly)
25 gcd(45,75);gcd(15/7,50/9);gcd(x^2-2*x+1,x^3-1);gcd(t^2-2*t+1,t^2+t-2);
26 gcd((x^2-1)*(y^2-1)*z^2,x^3*y^3*z+(-(y^3))*z+x^3*z-z)
27 lcm,euler,modgcd,ezgcd,psrgcd,heugcd,Gcd
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32 --version
33 Show version of program.
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35 --texmacs
36 To call giac/icas from Texmacs
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38 --emacs
39 To call giac/icas from Emacs
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41 --sage To call giac from Sage
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45 The programs are documented fully by GIAC/XCAS manual in html format in
46 /usr/share/giac/doc.
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48 C++ programers will find some informations about the giac library in
49 the info manual.
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53 Bernard Parisse. http://www-fourier.ujf-grenoble.fr/~parisse/giac.html
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56 GPLv3+
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61 2014-4-6 GIAC(1)