Running a lab for fun and saw a strange behavior on a line: %: -2 NB. Square root of a negative number is complex _.j_. %: _2 NB. Square root of a negative number is complex 0j1.41421
I reran the line changing the minus 2 to negative 2 and got the right answer. JVERSION Engine: j805/j64/windows Beta-12: commercial/2016-09-30T15:50:47 Library: 8.05.07 Qt IDE: 1.5.2s/5.6.2 Platform: Win 64 Installer: J805 install InstallPath: c:/j64-805 Contact: www.jsoftware.com Tried it on Android and got the same result. ---------------------------------------------------------------------- For information about J forums see http://www.jsoftware.com/forums.htm
