GP in your browser

Help / Community
  Mailing Lists
  Ateliers PARI/GP

  Contributed GP scripts

  Latest Changes
  Version Control
  Coding Guidelines

Tests & benchmarks
  Coverage Report
  Doc Coverage
  Refcards test

  WWW Stats

Run PARI/GP in your browser
Stable Version | Development version | WebAssembly version

Type a GP expression in the third (blue) box then hit <Shift>-<Enter> or click on the Evaluate button below it. A trailing semi-colon ; prevents output. You can assign to variables and define user functions. (Speed is approximately one eighth of native speed.)


  • ?eulerphi (short help), ??factor (long help in new tab)
  • 2*3, 10!, (1+x)^10, exp(Pi*sqrt(163))
  • factor(2^128+1), factor(x^4+4), isprime(10^50+151)
  • ploth(x=1,100,[sqrt(2/(Pi*x)),besselj(0,x),-sqrt(2/(Pi*x))])
  • ploth(x=0,2*Pi,[sin(2*x),cos(3*x)],1)
  • intnum(x=-oo,oo,1/(1+x^2)), sumpos(n=1, n^(-3))
  • sin(x), ellj(x + O(x^20))
  • Mod(x,x^2-x-1)^100000==fibonacci(100000)*x+fibonacci(99999)
  • g=gamma(1/4+O(5^20)), algdep(g,4), g^4+4*g^2+5
  • \p100: change default accuracy to 100 decimal digits
  • K=bnfinit(a^2+23); (huge: don't forget the ;), K.clgp, bnrclassfield(K)
  • E=ellinit([1,3]*Mod(1,10^50+151)); ellcard(E)
  • E=ellinit([-157^2,0]); P=ellheegner(E), ellisoncurve(E,P)
  • polgalois(x^8-2), ellsearch(11) (loads packages on demand)
  • lfun(x^3-2, 2) (Dedekind zeta function)
  • E=ellinit("11a1");L=lfuninit(E,[0,100]); ploth(x=0,100,lfunhardy(L,x))
  • ecm(N, B = 1000!, nb = 100)=
      for(a = 1, nb,
        iferr(ellmul(ellinit([a,1], N), [0,1], B),
          E, return(gcd(lift(component(E,2)),N))))

PARI is compiled using emscripten. Enter \v for version information.

PARI/GP Development
Last Modified: 2020-10-19 23:10:50
Copyleft © 2003-2021 the PARI group.