isc -- ISC lookup

i1 : isc (sqrt 2*pi)

o1 = {Mixed constants with 5 operations                                 }
     {4442882938158366 = 2*Pi/sr(2)                                     }
     {Beta(a,b), a and b elements of F24: GAMMA function                }
     {4442882938158366 = Beta(1/4,3/4)                                  }
     {Mixed constants, 2 with elementary transforms.                    }
     {4442882938158366 = GAM(1/4)*GAM(3/4)                              }
     {Mixed constants with 5 operations                                 }
     {4442882938158366 = GAM(1/6)/sr(2)*GAM(5/6)                        }
     {Dirichlet constants, sums of Digamma function with rat. arguments.}
     {4442882938158366 = -Psi(1/4)-Psi(3/8)+Psi(5/8)+Psi(3/4)           }
     {                                                                  }

o1 : VerticalList