> Try > > load'math/calculus' > +: deriv_jcalculus_ 1 >
I have installed J901 beta and start J with jqt.app just fine. I’ve used the Package Manager to install math/calculus (three times): Updating server catalog... Done. Installing 1 package of size 6.4 KB Downloading math/calculus... Installing math/calculus... Done. Then from the jqt window, I get: load'math/calculus' |spelling error | ufix =. u. f. | ^ | deriv=:2 :0 |[-28] /applications/j901/addons/math/calculus/calculus.ijs Mike ---------------------------------------------------------------------- For information about J forums see http://www.jsoftware.com/forums.htm
