> with(combinat);
Warning, the protected name Chi has been redefined and unprotected


  [Chi, bell, binomial, cartprod, character, choose, composition,

        conjpart, decodepart, encodepart, fibonacci, firstpart,

        graycode, inttovec, lastpart, multinomial, nextpart, numbcomb,

        numbcomp, numbpart, numbperm, partition, permute, powerset,

        prevpart, randcomb, randpart, randperm, stirling1, stirling2,

        subsets, vectoint]

> fibonacci(100);

                        354224848179261915075

> evalf(1/sqrt(5) * ((1+sqrt(5))/2)^100, 30);

                                                   21
                 .354224848179261915074999999876 10

> evalf(fibonacci(100)/fibonacci(99));

                             1.618033989

> evalf((1+sqrt(5))/2);

                             1.618033989

> with(linalg):
Warning, the name fibonacci has been redefined

Warning, the protected names norm and trace have been redefined and
unprotected

> A := matrix(4,4);

                    A := array(1 .. 4, 1 .. 4, [])

> det(A);

  A[1, 1] A[2, 2] A[3, 3] A[4, 4] - A[1, 1] A[2, 2] A[3, 4] A[4, 3]

         - A[1, 1] A[3, 2] A[2, 3] A[4, 4]

         + A[1, 1] A[3, 2] A[2, 4] A[4, 3]

         + A[1, 1] A[4, 2] A[2, 3] A[3, 4]

         - A[1, 1] A[4, 2] A[2, 4] A[3, 3]

         - A[2, 1] A[1, 2] A[3, 3] A[4, 4]

         + A[2, 1] A[1, 2] A[3, 4] A[4, 3]

         + A[2, 1] A[3, 2] A[1, 3] A[4, 4]

         - A[2, 1] A[3, 2] A[1, 4] A[4, 3]

         - A[2, 1] A[4, 2] A[1, 3] A[3, 4]

         + A[2, 1] A[4, 2] A[1, 4] A[3, 3]

         + A[3, 1] A[1, 2] A[2, 3] A[4, 4]

         - A[3, 1] A[1, 2] A[2, 4] A[4, 3]

         - A[3, 1] A[2, 2] A[1, 3] A[4, 4]

         + A[3, 1] A[2, 2] A[1, 4] A[4, 3]

         + A[3, 1] A[4, 2] A[1, 3] A[2, 4]

         - A[3, 1] A[4, 2] A[1, 4] A[2, 3]

         - A[4, 1] A[1, 2] A[2, 3] A[3, 4]

         + A[4, 1] A[1, 2] A[2, 4] A[3, 3]

         + A[4, 1] A[2, 2] A[1, 3] A[3, 4]

         - A[4, 1] A[2, 2] A[1, 4] A[3, 3]

         - A[4, 1] A[3, 2] A[1, 3] A[2, 4]

         + A[4, 1] A[3, 2] A[1, 4] A[2, 3]

>