sage: (integrate( exp(-x^2/2)/sqrt(2*pi) * sign(x-1), x, -oo, 1 ) +integrate( exp(-x^2/2)/sqrt(2*pi) * sign(x-1), x, 1, oo )).simplify_full()
-erf(1/2*sqrt(2)) -- To post to this group, send email to sage-support@googlegroups.com To unsubscribe from this group, send email to sage-support+unsubscr...@googlegroups.com For more options, visit this group at http://groups.google.com/group/sage-support URL: http://www.sagemath.org
