All J versions signalled error for _1&o. d. 1 and _2&o. d. 1 .
----- Original Message ----- From: Andrew Nikitin <[EMAIL PROTECTED]> Date: Thursday, June 29, 2006 8:58 am Subject: [Jbeta] _1&o. derivative > It turns out that j601 nbeta does not know how to differentiate > arcsine and > arccosine. Was it always this way or the capability has been lost > somewhere > along the way? I found it out when I tried to get taylor > coefficients of an > expression with _2&o. as a part. > > _1&o. d. 1 > |domain error > | _1&o.d.1 > > _2&o. d. 1 > |domain error > | _2&o.d.1 > > instead of something like 1 % 0&o. and _1 % 0&o. ---------------------------------------------------------------------- For information about J forums see http://www.jsoftware.com/forums.htm
